5 non w slick or smaller, 325/50/15, 275/60/15 or smaller drag radial. 05 times the ratio of center of gravity height to wheelbase. You can manipulate the instant centers by: changing spindle height mounting points of the control arms length of control arms Instant Center (IC) width controls how the roll center (RC) acts during body roll. The basic definition of instant center is the point at which the rear suspension linkages intersect on the chassis as viewed from the side of the vehicle. 23 60’ times on drag radials. Measure along actual center line of output shaft; Measure on flat surface 90 degrees to or parallel to output shaft of transmission; Measure true center line; Basic Rules: Rule 1: Universal joint operating angles at each end of a driveshaft should always be at least one-half degree. The upper and lower control arms should be placed so that the instant center is 1 to 2 inches inside the opposite lower ball joint. pdf] This page intentionally left blank BASIC BIOMECHANICS S I X T H E D I T I O N Susan J. Anti-squat is measured using the instant center location and the neutral line. Respresents change in velocity. Radial preloads are applied so that more elements share the load. The simplest instant center is a drag race ladder bar. College of Health Sciences University of Delaware TM BASIC BIOMECHANICS, SIXTH EDITION Pub. But as a radial car leaves the starting line, both the front and the rear need to separate, and the rear shocks extend 3, 3-1/2, maybe 4 inches, to make the car work right. Drag Radial Rear Suspension Explained, I/C Anti-Squat & More! Posted by GNguy | Date: December 30, 2019 | 0 comments | 188 Views. People are going in the 6's at over 200 mph on a 275 drag radial. Calculate the instant center on your drag car suspension geometry. Roll Center Calculator PFTRC36C Software version 3. ICCP, Inter Control Center Protocol ==> 通信プロトコル,IEC-60870-6 Inter Control Center Protocol(TASE. Contents: Starting from Scratch Reference Material Stripped Ease Getting Framed Bare Bones Mounting Points A-Arms Installing the Rest Frame Connectors Rear Axle 12-Bolt Ford 9-Inch Dana 60 Gear Sets Axles Rear Suspension Bolt-On Bars Tuning CalTracs Four-Links and Ladder Bars Chassis Instant Center Pinion Angle Laterally Linked Controlling the Roll Torque Rotation Solutions Rod Ends Springs. Slick tire cars tend to like a lower, longer instant center and neutral or slight amount of squat. they make the rear suspension more like a true 4-link setup. - : a thousand million DKU u - : above DLC X - : actual(ly), real(ly), strictly speaking DLZ BD - : address DMc e - : administrative district DM6 8 - : adult education program(me). i am going to post the installation and my progress with this setup. If lowering Instant Center is the only desire in change while keeping actual distance of Instant Center the same, you must move both bottom and top bars the same amount in the same direction. 1 60' Setup wize I am running. 5 tires or 1. If we make the RF A-Arm Longer and keep the same connection point on the frame ear pivot we move the RF Instant Center more to the left. Drag Radial 2 235/60-15. I´m having tireshake 9-10 passes. Trailing Arms and Instant Center. bearing upper The bearing shell that is positioned opposite the bearing cap. Most radial cars employ some sort of power management. Miele French Door Refrigerators; Bottom Freezer Refrigerators; Integrated Columns – Refrigerator and Freezers. The basic definition of instant center is the point at which the rear suspension linkages intersect on the chassis as viewed from the side of the vehicle. 5’s, and true 10. instant center. So, all you need do is locate the instant center anywhere on that line. The lateral instant center is now 110″ from the wheel centerline vs about 25″ like it was before! To get our desired upper control arm length, Gary cut into and boxed our frame rails to inset the inner pivots. Square Tube Crossmember- Find and mark the center of the dropped section of the crossmember. 48 60' on 275 bfg drag radials Remember that ride height affects the Instant Center. It provides numerous features for the delivery of data, monitoring of values, program control and device control. I will post after the B-Body prototype is installed in my 96. Where they intersect is called the instant center (see. The greater the slope, the higher the percentage of antisquat. IC (Instant Center) this is the point where the suspension forces push on the chassis. The greatest mod for traction is a good set of Drag Radial tires. Along with the visual depiction are calculations for the following: Link lengths; Instant center (intersection point) Anti-squat geometry percentage. 31 gears 275/60/15 mt drag radial 8" rear rim 3200 lb race ready me in the seat you rear suspension package (relocated uppers,adjustable lowers,ARB) Stock rear springs Stange 10 way shocks and 10 way front struts coil overs. Any wheel spin at all at the start is a killer and the stiffer side walls of the drag radials allow them to take a harder hit at the launch. Jun 11, 2018 - Explore Tim McAmis Performance Parts's board "Drag Race Academy", followed by 135 people on Pinterest. Slick tire cars tend to like a lower, longer instant center and neutral or slight amount of squat. The classic tread pattern is known as the T/A Drag Radial 2 while the more modern tread pattern is simply called the g-Force T/A Drag Radial. For a leaf. But with high HP cars running on smaller drag radials its a different deal. This path will be the fixed centrode. 6 program simulates and analyzes double A-arm or McPherson strut style front suspensions for camber gain, roll center, wheel rate and more. At a particular instant, the block on. The upper and lower control arms should be placed so that the instant center is 1 to 2 inches inside the opposite lower ball joint. This creates more anti-dive than a radius arm. There's a point that's too low that you don't want to go past. Capture of a prey by spider orb webs is a dynamic process with energy dissipation. so i should be able to set my instant center and anti-squat correctly. The forward mounting point for the ladder bar where it hooks to the chassis also happens to be its instant center. The basic definition of instant center is the point at which the rear suspension linkages intersect on the chassis as viewed from the side of the vehicle. Up front I had a Beck Racing Engines' 540 BBC 660 hp. Wheelie bars allowed 3. The car currently has a stock suspension and stock 245/45R17 tires with 30 psi in the fronts and 26 psi in the rears, which are Nitto nt555r drag radials. Overview: The 4-Link Calculator lets you input, view, save, analyze and compare your 4-Link rear suspension geometry. 5 non w slick or smaller, 325/50/15, 275/60/15 or smaller drag radial. This is far from optimum for drag racing purposes. The 105% antisquat line passes through the rear tire patch with a slope equal to 1. 18 without shaking the tires, but it came back when we went to 8 degree. Although the total force is higher the maximum load on any single rolling element is reduced along with the chance of skidding. Page 1 of 2 - what front suspension for strictly drag race - posted in Chassis Suspension: Hey guys my s10 is a pig and it needs a diet. Page 1 of 2 - what front suspension for strictly drag race - posted in Chassis Suspension: Hey guys my s10 is a pig and it needs a diet. Standard pan cars have a much reduced effect as what happens there is that the center shock elongates and dampens the effect. The LCA/UCA is a good start for the strip and the strip. The neutral line is a line from the center of the rear tire contact patch to the center of gravity at the front axle centerline. We've partnered with the world-renowned team at Pro Line Racing for a unique new partnership, in conjunction with. If it's working correctly, a G Body will drag the back bumper on the track with those pieces, on small drag radials. No weights 4. Drag racers can use these arms to easily fit larger tires, and improve traction by fine-tuning the instant center location and anti-squat geometry by changing the ride height. Click here for new Plus Version's features. If lowering Instant Center is the only desire in change while keeping actual distance of Instant Center the same, you must move both bottom and top bars the same amount in the same direction. Hex adjuster in bottom tube , (4) 1/4″ mild steel housing brackets for 3″ axle tubes. There’s a point that’s too low that you don’t want to go past. Such a short link causes the rearend to move right to left in the frame as much as. I am tired of mediocre performances at the strip, so I have decided to put forth a real effort to make my car 60ft. Let's assume our track width is 63. The Instant Center is easy to visualize right at the track. By theory the further forward the Instant Center is the more the front will lift and the further back the less it will lift. If a set of stiffer-sidewall drag radials are used, positioning the instant center back from its stock location--but not as far back as for a wrinkle-wall tire--would be beneficial. 91 Drag Radial Mustang for sale in hayti, MO, Price: $45,000 RACINGJUNK GIVEAWAY - Check Out All of our Giveaways Here! - enter now COVID-19 Update: News and Resources for the Race and Performance Industry. On these light weight T's, the instant center is usually at the crank's center line, the center of gravity is probably near the flywheel. Aftermarket suspension clips with a huge range of adjustment for instant center and anti-squat adjustment are offered by many companies for hardcore drag racing using this format. instant center. Pages: 144 Size: 8. 2), ICCP is a standard real-time data exchange protocol. What you're shooting for is a position that will apply just enough force to the tires to make them grab without spinning and the rest of the force will launch the car. Radial slicks will give you the edge over the competition! Radial construction for less rolling resistance; Zero growth for predictable gear ratios; Compounded for maximum traction; Works best with auto trans. See more ideas about Drag race, Drag racer, Performance parts. Drag racers can use these arms to easily fit larger tires, and improve traction by fine-tuning the instant center location and anti-squat geometry by changing the ride height. Ron Lummus Racing (RLR) VW Beetle Drag Wing Kit (Rear Spoiler) is the standard by which all rear wings are measured! All parts are CNC laser cut and bent on a CNC brake from 16ga 5052 H32 Aluminum Sheet. - : a thousand million DKU u - : above DLC X - : actual(ly), real(ly), strictly speaking DLZ BD - : address DMc e - : administrative district DM6 8 - : adult education program(me). ” “These cars can develop 10 to 12-inches of instant center length for every inch of shock separation, so you start with a 30-inch bar, you separate it 3-inches, and you have a 65- to 70-inch bar at half track. For any instantaneous position, the location of point I5 coincides with the instant center, I1 3, and the velocity of I5 is the IC velocity discussed. We cover F1, Le Mans, NASCAR, Rally, Historic and Drag racing engines and cars. Summary of Styles and Designs. Wheels & Tires Wheels: American Racing Torq-Thrust D cast alloy Front: 15 x 6 inches Rear: 15 x 8 inches Tires: BFGoodrich radials Front: 215/65R15 Rear: 275/60R15 Performance Acceleration 1/4-mile ET: 11. 1 60' Setup wize I am running. This is far from optimum for drag racing purposes. The downside to solid bushings is an increase in noise and vibration. 5 inch rear axle housings and provide 3 position instant center adjustment. There is a ton of info on this in various chassis books, or on the Internet. If the hypothetical RF Instant Center is 4 inches off the ground and 3 feet left of the vehicle centerline we end up with about 49. Radial Acceleration =(v*2)/R. Drag Radials feature Hoosier's race-proventechnology and compounds, making them ideal for competition classes that require street-legal…. What you're shooting for is a position that will apply just enough force to the tires to make them grab without spinning and the rest of the force will launch the car. Duration: 3 Hours Maximum Marks:150 Read the following. Overview: The 4-Link Calculator lets you input, view, save, analyze and compare your 4-Link rear suspension geometry. 30 inch drag bars 30 inch drag bars. We've partnered with the world-renowned team at Pro Line Racing for a unique new partnership, in conjunction with. The trick is to get the instant center length and height correct along with using good DA shocks. Of course this will change with a change in instant centre, so if you change bar locations, you then need to know the preload adjustments for that location. Draw a straight line through the center of the front and rear bushings of the upper rear control arms to the front of the. 8-inch rearend, Strange Engineering built us a Ford 9-inch-based assembly—and dared us to break it. Instant center length adjustments, Jones explains, are typically around 1. -Metco solid lowers with those instant center brackets welded on. Snug the nuts and bolts up enough so they stay in place. Big Tire – Class Designation: BT Entry: $100 – Payout: 100% payback. You might then choose an antisquat value of 105%. The instant center starts at, say 29 or 30-inches at the hit, and then as you go down-track it gets longer and longer. The instant center is also rather high; the angles of the bars can raise it somewhere above the front wheel spindle. That yellow ball is called the instant center, or center of gravity. The instant center or “IC†is an imaginary point about which the chassis or a suspension member rotates in a given (instant) position. drag springs front and rear drag shocks front and rear anti hop bars lower control arm lift bars adj upper control arms set the pinion angle to 3 deg neg. Calculate the instant center on your drag car suspension geometry. 17 x 9 American Racing Rebels Wheel w/ tires- Drag Radial rears: Wheels Tires Brakes: 6: Feb 12, 2010: 17 x 9 American Racing Rebels Wheel w/ tires- Drag Radial rears: Wheels Tires Brakes: 0: Feb 7, 2010: drag racing shocks front & rear -opinions: Classic Mustang Specific Tech: 13: Dec 26, 2006: Drag Racing Rear end oil changes: SN95 4. 5" Sizes, Big Slicks, 8. With the adjustability on tap in this design, it was an obvious choice for our new BlownZ06 C7 Corvette drag radial car — we’ll be pairing it with JRi Shocks and a host of internals from Strange Engineering and US Gear in the center section to guide the car into (hopefully) the three-second zone at 200 mph. The forward mounting point for the ladder bar where it hooks to the chassis also happens to be its instant center. For instance when using the upper pivot hole the instant center is located further back than when using the lower pivot hole. BFGoodrich's popular g-Force T/A Drag Radial is available in a variety of sizes and comes in two tread patterns depending on the size. You can find it by simply projecting lines along suspension members to a point of intersection (for example, the respective bars of a four-link). LibraryThing is a cataloging and social networking site for booklovers. Any style chassis (door cars only) Street Racer - Class. The shock will obliterate the sidewalls in short order. Triangulated 4-links are rarely adjustable, but still ranks at the bottom as the push pull forces aren’t parallel with the car (which is desired) and the roll center is not. Im thinking Im gona have to step up to tubular arms, proably coil overs. to the slider (link 4), which slides against ground (link 1). In a drag car, the frame is very narrow, making this link extremely short — only 12 to 18 inches long. Hello everyone, This year I would really like to get my car into shape for 1/4 mile runs ( And maybe some course runs ) Car is a 2005 Mustang GT with a M90 blower making 400hp 400 tq, 5 speed I am trying to get the car to grip a lot better and lower my nasty 2. Radial pre-loads are usually applied by mounting the inner ring on a tapered shaft or putting a tapered sleeve in between the shaft and bearing. 106 Two cars A and B are traveling in the same direction along a straight highway. Finally - Get a handle on your Instant Center(IC) location, to help you hook up and go fast! Introducing the 4-Link Wizard™ software for Microsoft Windows™ 95, 98, ME, XP, 2000 or NT. You can put your car on scales etc. Many of the radial cars have gone 1 teens, you just need to work with it. There is a ton of info on this in various chassis books, or on the Internet. 95 Corvette C5 1997-2004 Transmission Mount,high Hp Cars,drag Racing,c5 Z06,rw Eng. Unless you like that 1960's Nostalgia car look. But with high HP cars running on smaller drag radials its a different deal. full street trim with slicks or drag radials no wheel hop high 1. This is far from optimum for drag racing purposes. Our best pass to date is 7. on StudyBlue. In general, a good starting point is 5-7 inches off the ground and 50 inches. Whats the biggest drag radial you can get on a foxbody I'm looking to get some info on what size drag radial i can get on my 92 notch that has been mini-tubbed with a standard 8. Mickey Thompson ET Street Radial tires P275/60R15 ARP extended wheel studs Summit Racing fuel cell Aeromotive A1000 fuel pump-10 AN feed / -8 AN return fuel system Aeromotive fuel regulator. Pre staging: Burnouts provide proper inflation, better traction from a warm tire, as well as clean rubber. Consulting and data acquisition analysis available. The process remains constant regardless of spring eye location or long bar front and rear location. You plan the tire, shock extends a little initially, then you control the separation rate over the next couple feet as the car begins to accelerate. So to say that the front spring eye plays a huge role in instant center would be incorrect. • Instant Center (IC) - The upper and lower bars are angled towards each other. [email protected] was just put a tire on it, and use the "mediocre" HP I'm making. The instant center or “IC” is an imaginary point about which the chassis or a suspension member rotates in a given (instant) position. Re-designed in 2016 for the speeds today's cars can reach, which is extraordinary!. The trick is to get the instant center length and height correct along with using good DA shocks. All UMI products are built from US Steel and are available in black and red powder coat. 5 slicks (all custom valved small tire) shock settings will be from full stiff: notation will be as follows 10 c = 10 from full tight on compression 15 r = 15 from full tight on rebound (extension). Project BlownZ06 is Dragzine's most ambitious build to date, centering around the ground-up construction of a C7 Z06 Corvette by PMR Race Cars for Outlaw Drag Radial, Pro 275, Radial vs The World, and other radial eliminators with the NMCA, NMCA West, and Outlaw venues. Excitation Sources Tire / Wheel Assembly Radial/vertical force variations may be due to the runout of the hub and wheel Various harmonics of radial non-uniformities in a tire/wheel assembly : functionally equivalent to imperfections in shapes 1 st harmonic due to the runout Higher harmonic runouts in the wheel are not as closely related to. (8) tan φ ≈ φ = r ̇ r θ ̇. Alcy 540Cui, HighH kobelco 8-71 about 20Psi, powerglide, gear 4. Drag racers can use these arms to easily fit larger tires, and improve traction by fine-tuning the instant center location and anti-squat geometry by changing the ride height. One definition of IC is the unseen center of an arc created by the moving suspension links. 5W would benefit from a 12" wide wheel. 2), ICCP is a standard real-time data exchange protocol. You raise the line from the tire to the intant center. So, all you need do is locate the instant center anywhere on that line. Location of axle mounting point can be relocated up or down. Here is what I have now: UPR coilovers with 175lb springs. Overview: The 4-Link Calculator lets you input, view, save, analyze and compare your 4-Link rear suspension geometry. Drag Radial 2 235/60-15. Drag Radials feature Hoosier's race-proventechnology and compounds, making them ideal for competition classes that require street-legal…. Radial tire cars like separation. These parts are the same pieces you will find under some of the top Drag Radial cars around, and are made from 4130 Chrome-Moly for the ultimate in strength and durability. [ July 2, 2020 ] Air Baggin’ ~ Understanding Instant Center Technical Info [ July 2, 2020 ] How To Determine Engine/Pinion Angle Automotive Basics [ July 2, 2020 ] Air Baggin’ ~ Should You Setup at Ride Height or Half-Travel? Technical Info [ July 2, 2020 ] How To Properly Set Up A Panhard Bar How To & DIY. -Mickey Thompson Drag Radial ET Street R's P325/50R-15-Factory stock springs-Air bags, just because I never bothered to take them out. -Metco solid lowers with those instant center brackets welded on. Triangulated 4-links are rarely adjustable, but still ranks at the bottom as the push pull forces aren’t parallel with the car (which is desired) and the roll center is not. So you'll see IC's even as short as 30", IC heights as low as 9" and anti-squat percentages knocking the door on approaching 200%. Instant Center: Definition. The primary tire for the car will be a 305/35-20 nitro drag radial. We have a scrub radius of 15mm and a front roll center about 2. The neutral line is a line from the center of the rear tire contact patch to the center of gravity at the front axle centerline. I have read Kevin Slaby's Baseline website numerous times. The jig-built bolt-on brackets fit factory 7. Snug the nuts and bolts up enough so they stay in place. Titles include Race Engine Technology, Unmanned Systems Technology and E-Mobility Engineering. Standard pan cars have a much reduced effect as what happens there is that the center shock elongates and dampens the effect. Stock suspension or back half only. Planting your Slicks or Radials is doable as you begin to understand more about these principles and your drag car's chassis and double adjustable shocks and coil springs!. I want to share the info, not horde it to myself. Cal Tracs do more than control wheel hop. Combo is as follows: Twin turbo gm lsx Th400(stock gear set, trans brake) built 8. The mustang stock style 4 link is very good. For a leaf. Where the two imaginary lines intersect is the instant center. Calculate the instant center on your drag car suspension geometry. This instant center location is important to get a drag oriented car to hook well. 05 times the ratio of center of gravity height to wheelbase. Separation comes from high anti-squat percentage and a short and high instant center point. Drag Radial Rear Suspension Explained, I/C Anti-Squat & More! Posted by GNguy | Date: December 30, 2019 | 0 comments | 188 Views. baselinesuspensions. -HR Parts sway bar. enjoy the sport of Drag Racing and make friends. they make the rear suspension more like a true 4-link setup. 0000 Red Light - Added Basic and Detailed View In Single Player - Added Top 10 ET Icon for Players - Added Top ET License Class Icons - Multiplayer Visual. The greatest mod for traction is a good set of Drag Radial tires. Publishers of technical engineering magazines in the motorsport, unmanned and e-mobility sectors. Where the 'Instant Center' is located in the car compared to the 'Center of Gravity' of the car is what determines how the suspension acts on the car to launch it. Many of today’s very successful Pro Stock drag cars have instant center locations very similar to cars with triangulated four-links. You can find it by simply projecting lines along suspension members to a point of intersection (for example, the respective bars of a four-link). The 4-bar instant center pivot point their drag radial slicks are a few pounds lighter than the bias ply slicks. This site serves as a resource for readers to share information about their fast cars and motorcycles, find out what other cars are running, and what modifications it took to get those times. 5 inch and GN 8. Ron Lummus Racing (RLR) VW Beetle Drag Wing Kit (Rear Spoiler) is the standard by which all rear wings are measured! All parts are CNC laser cut and bent on a CNC brake from 16ga 5052 H32 Aluminum Sheet. This path has five surfaces in contact and is the limiting case along with five other symmetrically identical paths. Drag Radial 2 is Hoosier's redesigned Drag Racing Radial tire developed for drag racers that compete in sanctioned events at local strips. Looking for a little help on getting my small radial tire car to work a bit better. Overview: The 4-Link Calculator lets you input, view, save, analyze and compare your 4-Link rear suspension geometry. LibraryThing is a cataloging and social networking site for booklovers. Yes, a 4bar (upper link parallel to lower link) places the instant center at infinity. The instant center for any wheel package can be found by following imaginary lines drawn through the suspension links to their intersection point. The neutral line is a line from the center of the rear tire contact patch to the center of gravity at the front axle centerline. Drag racers can use these arms to easily fit larger tires, and improve traction by fine-tuning the instant center location and anti-squat geometry by changing the ride height. One thing I'll mention Rich when running a small drag radial like this and looking for optimum traction, I've found they really like being hit pretty hard on launch. See more ideas about Drag race, Drag racer, Performance parts. 2), ICCP is a standard real-time data exchange protocol. I had 15"x10" steelies with 325 drag radials on the rear. The path of the instant center is defined by the path of point I5 relative to the frame where link 5 is the ball captured between the two yokes in Fig. 6 m y0 6m a x0 40 N m b 4m x 30 N b 2. So, all you need do is locate the instant center anywhere on that line. We have a scrub radius of 15mm and a front roll center about 2. The instant center is also rather high; the angles of the bars can raise it somewhere above the front wheel spindle. 156″ wall DOM tubing, 3/4 shank 5/8″ bore solid rod ends on back, 3/4-16 standard spherical rods, 3/4 shank with 5/8 hole in front. Computer Program to Simulate and Analyze Rear Suspension 4-Link Setups for Instant Center, Pinion Angle and Driveshaft Angle Change, Anti-Squat %, and More for Drag Racing. This instant center location is important to get a drag oriented car to hook well. The ability to adjust the I/C for drag and road racing is what you want. Up front I had a Beck Racing Engines' 540 BBC 660 hp. Stock suspension or back half only. Of course this will change with a change in instant centre, so if you change bar locations, you then need to know the preload adjustments for that location. The simplest instant center is a drag race ladder bar. The car currently has a stock suspension and stock 245/45R17 tires with 30 psi in the fronts and 26 psi in the rears, which are Nitto nt555r drag radials. Draw a straight line through the center of the front and rear bushings of the upper rear control arms to the front of the. Any size tire 2. Drawing download. There are band-aids for leaf springs, like slapper bars and installing stiffer springs, but the inherent problem remains- there is no static connection to the chassis. instant center. You can find it by simply projecting lines along suspension members to a point of intersection (for example, the respective bars of a four-link). - Drag Radial Tires - Fixed Reaction Time In Bracket Tournament - Allow Delay Box Use With Pro Tree - Sync ET/MPH Track Display With Time Ticket - Fixed False Cross Centerline - Eliminated 0. -Mickey Thompson Drag Radial ET Street R's P325/50R-15-Factory stock springs-Air bags, just because I never bothered to take them out. i think i am going to get the Pro-Launch #2 Upper Control Arms for the 79. Power will be applied to driving the car forward. Drag Radials found in: Which Street Legal Drag Radial Racing Tires to Buy, Toyo Proxes TQ 275/40-17 LL Tire, Hoosier D. Hope that gets you sorted out. Drag Link And Tie Rod End Kit 1942-1948 Ford Cars And Pickups 21a-3306-kit $104. Mickey Thompson ET Street Radial tires P275/60R15 ARP extended wheel studs Summit Racing fuel cell Aeromotive A1000 fuel pump-10 AN feed / -8 AN return fuel system Aeromotive fuel regulator. The 1947 - Present Chevrolet & GMC Truck Message Board Network > General Truck Forums > Racing and high performance (trucks haulin more than hay): Make my truck hook!!. Any style chassis (door cars only) Street Racer – Class. baselinesuspensions. The lower the Instant Center is the less effect it has on rear suspension torque reaction. LibraryThing is a cataloging and social networking site for booklovers. Chromemoly lowers provide adjustability and strength. Checkout this detailed video of 4 Link Angles, AntiSquat Line, Instant Center and finding your Center of Gravity. Computer Program to Simulate and Analyze Rear Suspension 4-Link Setups for Instant Center, Pinion Angle and Driveshaft Angle Change, Anti-Squat %, and More for Drag Racing. Wheelie bars allowed 3. The roll centre of a car can be found after the instant centre has been located for each of the wheels on each side. And have fun at SIR! Reply. While prior experience with terms like instant center, anti-squat and wheel speed will help when reading this article; I'll try to give a quick primer for those unfamiliar. Its got 1 djm springs and comp enj 3 ways stock arms right now best 60 ft. That 3-link gives little to no advantage over a one-sided radius arm. Goodrich Drag Radials. com Shipping Note: Kits are usually. Position the ladder bars and crossmember under the car to determine the. 5-inch with each hole re-positioning on the Extreme 4-link at 1/8-inch, while the traditional 5/8-inch holes moves the instant center about 8-inches … giving the Extreme system five times finer adjustment over conventional configurations. • Instant Center (IC) - The upper and lower bars are angled towards each other. 5″ (close enough) of leverage. Using the definition of an instant center (IC), we see that the. If we make the RF A-Arm Longer and keep the same connection point on the frame ear pivot we move the RF Instant Center more to the left. The boxed trailing arm features offset sway bar holes to allow for a level factory bar even at the lowered position. 5 non w slick or smaller, 325/50/15, 275/60/15 or smaller drag radial. 5 mm below the mid C5-C6 disc, and (3) PDD-III: The center of rotation of a. If you plug this value in for K(roll) you get an awfully low roll resisting moment in lb. i am going to post the installation and my progress with this setup. Stock suspension or back half only. The trick is to get the instant center length and height correct along with using good DA shocks. At a particular instant, the block on. No weights 4. 5W would benefit from a 12" wide wheel. Focusing on quarter-mile performance, Wayne expertly covers all of your options for a strong-running street Nova, a street-strip combo package, or all-out drag racing options. 23 60’ times on drag radials. BFG Drag Radials 8. Suppose you want a small amount of separation. Be sure to utilize the actual ball joint center provided by your ball joint manufacturer. That 3-link gives little to no advantage over a one-sided radius arm. With these drag radials at 26 psi the effective tire diameter is around 24. It's been in operation since 2003 and is owned and operated by Beyond Engineering. If a set of stiffer-sidewall drag radials are used, positioning the instant center back from its stock location--but not as far back as for a wrinkle-wall tire--would be beneficial. Where they intersect is called the instant center (see. -Metco solid lowers with those instant center brackets welded on. The instant center or “IC” is an imaginary point about which the chassis or a suspension member rotates in a given (instant) position. People are going in the 6's at over 200 mph on a 275 drag radial. Drag racing on radials prefers a short swing arm length and over 175% anti-squat. I left room for a taller tire as the back up will be a 28x9 D5 compound slick. Calculate the instant center on your drag car suspension geometry. If you want to build your Nova into a quarter-mile warrior, this book is an essential tool for success. Trailing Arms and Instant Center. As the instant center goes up, you get more antisquat. Shock rebound controls the amount and rate of separation. It provides numerous features for the delivery of data, monitoring of values, program control and device control. Location of axle mounting point can be relocated up or down. RVs and Trailers - Class A, B, C, Motorhomes, Haulers and Campers for Sale in Steele, MO. The greater the slope, the higher the percentage of antisquat. Car makes about 360rwhp, estimated, 5spd and 3360 lbs with me. Hardware. Finding the instant center is easy on a car with a four-link rear suspension. Simply follow the lines of the upper and lower arms until they meet. 32″ From center line of rear axle tube to center of front rod end. Address: 17A, 30th Cross, Tilak Nagar, Jayanagar 4 th `T´ Block, Bangalore - 560 041. When I started setting up my '55 Nomad as a gasser, I had wagon rear leaf springs and had them 2" over arched when made. UPR’s Pro Series rear suspension also sets both performance and price standards. The car currently has a stock suspension and stock 245/45R17 tires with 30 psi in the fronts and 26 psi in the rears, which are Nitto nt555r drag radials. The easily observable IC is I14, which is located at. If a set of stiffer-sidewall drag radials are used, positioning the instant center back from its stock location--but not as far back as for a wrinkle-wall tire--would be beneficial. Calculate the instant center on your drag car suspension geometry. Unmanned Aerial Vehicles, UAVs, Drones, UGV,s, UUVs and electric vehicle projects. 5-inch with each hole re-positioning on the Extreme 4-link at 1/8-inch, while the traditional 5/8-inch holes moves the instant center about 8-inches … giving the Extreme system five times finer adjustment over conventional configurations. In your diagram the instant center is at one of the mounting points which is essentially the same geometry as a radius arm. We cover F1, Le Mans, NASCAR, Rally, Historic and Drag racing engines and cars. RVs and Trailers - Class A, B, C, Motorhomes, Haulers and Campers for Sale in Steele, MO. It provides numerous features for the delivery of data, monitoring of values, program control and device control. No weights 4. This combo started out pulling 1. People are going in the 6's at over 200 mph on a 275 drag radial. 5 tires or 1. 8, The guy. The trick is to get the instant center length and height correct along with using good DA shocks. Instant center length adjustments, Jones explains, are typically around 1. In side view, the lines of constant percent antisquat all pass through the rear tire patch. CONSTRUCTION. the ball follows a curved path because the thrower's arm and hand restrain it during a thrown ball. 90 and drove home in the rain with the same tires and had no issues. They also have a tendancy to keep grabbing, even when spinning (as opposed to just going up in smoke). 23 60’ times on drag radials. After installing the control arms, the rear is centered in the car. This site serves as a resource for readers to share information about their fast cars and motorcycles, find out what other cars are running, and what modifications it took to get those times. Contact Us. No weights 4. The simplest instant center is a drag race ladder bar. [email protected] to 10. drag springs front and rear drag shocks front and rear anti hop bars lower control arm lift bars adj upper control arms set the pinion angle to 3 deg neg. The greater the slope, the higher the percentage of antisquat. Moving the instant center up in relation to the cars center of gravity will help transfer more of the front weight of the car onto the back tires. Thus the following relationship holds, also assuming φ is small. When it comes to building a street\strip drag car, making concessions are part of the game. 15 60’ times on 28 x 10. drag springs front and rear drag shocks front and rear anti hop bars lower control arm lift bars adj upper control arms set the pinion angle to 3 deg neg. -Mickey Thompson Drag Radial ET Street R's P325/50R-15-Factory stock springs-Air bags, just because I never bothered to take them out. 5-inch with each hole re-positioning on the Extreme 4-link at 1/8-inch, while the traditional 5/8-inch holes moves the instant center about 8-inches … giving the Extreme system five times finer adjustment over conventional configurations. However, the tread life is as expected not great if you constantly drive on them, and they get less grip as the tread life goes away. All UMI products are built from US Steel and are available in black and red powder coat. The instant center or "IC" is an imaginary point about which the chassis or a suspension member rotates in a given (instant) position. The instant center or “IC†is an imaginary point about which the chassis or a suspension member rotates in a given (instant) position. The cable passes over a pulley with a mass, m. The following adjustments are based with all sweeps or clicks starting from a full tight adjustment (clockwise) position. You can also move the rear of both bars up one hole if it looks close to the same IC length when you plot it out on paper, computer or however you plot. 95 Corvette C5 1997-2004 Transmission Mount,high Hp Cars,drag Racing,c5 Z06,rw Eng. The Instant Center is easy to visualize right at the track. Now examine the RF Instant Center and how we can use mechanical leverage to our advantage. Where they intersect is called the instant center (see. I finally got tired and began to deal with Kevin Slaby from baseline, and ended up with his suggested rear setup. Computer Program to Simulate and Analyze Rear Suspension 4-Link Setups for Instant Center, Pinion Angle and Driveshaft Angle Change, Anti-Squat %, and More for Drag Racing. beef A term used for beef up. com/info/Launching_A_Drag_Car. 32″ From center line of rear axle tube to center of front rod end. The car currently has a stock suspension and stock 245/45R17 tires with 30 psi in the fronts and 26 psi in the rears, which are Nitto nt555r drag radials. Chromemoly lowers provide adjustability and strength. Pages: 144 Size: 8. Radial slicks will give you the edge over the competition! Radial construction for less rolling resistance; Zero growth for predictable gear ratios; Compounded for maximum traction; Works best with auto trans. EXAMPLE: CY1J M5 FJ2620. Separation comes from high anti-squat percentage and a short and high instant center point. At the same instant, car A accelerates at the constant rate of 4 m/s2 , while car B decelerates at the constant rate of 2 m/s2. 5 non w slick or smaller, 325/50/15, 275/60/15 or smaller drag radial. 1 60' Setup wize I am running. As you drag the mouse (or the scroll bar), the car moves up and down in response. It has enabled racers to achieve 1. Front and rear. Where the 'Instant Center' is located in the car compared to the 'Center of Gravity' of the car is what determines how the suspension acts on the car to launch it. The boxed trailing arm features offset sway bar holes to allow for a level factory bar even at the lowered position. Click here for new Plus Version's features. “When you get an IRS car setup right, it squats and stays that way the entire pass. Instant center length adjustments, Jones explains, are typically around 1. For Inquiries Email: Kevin Slaby [email protected] That’s going to be a tough challenge, as Strange Engineering’s decades of rear axle experience are incorporated into this bolt-in assembly for 2005-2014 Mustangs. LibraryThing is a cataloging and social networking site for booklovers. full street trim with slicks or drag radials no wheel hop high 1. Calculate the instant center on your drag car suspension geometry. 6 program simulates and analyzes double A-arm or McPherson strut style front suspensions for camber gain, roll center, wheel rate and more. Overview: The 4-Link Calculator lets you input, view, save, analyze and compare your 4-Link rear suspension geometry. Thus the following relationship holds, also assuming φ is small. Radial Acceleration =(v*2)/R. But with high HP cars running on smaller drag radials its a different deal. The STOCK mounting points for the control arms already cause the car to squat which can unload the tires. Front and rear. 1 60' Setup wize I am running. Computer Program to Simulate and Analyze Rear Suspension 4-Link Setups for Instant Center, Pinion Angle and Driveshaft Angle Change, Anti-Squat %, and More for Drag Racing. Don’t get caught up in soft/medium/stiff shocks, just treat it as increasing digits. " "These cars can develop 10 to 12-inches of instant center length for every inch of shock separation, so you start with a 30-inch bar, you separate it 3-inches, and you have a 65- to 70-inch bar at half track. 156″ wall DOM tubing, 3/4 shank 5/8″ bore solid rod ends on back, 3/4-16 standard spherical rods, 3/4 shank with 5/8 hole in front. Radial tire cars like separation. Any wheel spin at all at the start is a killer and the stiffer side walls of the drag radials allow them to take a harder hit at the launch. We cover F1, Le Mans, NASCAR, Rally, Historic and Drag racing engines and cars. Along with the visual depiction are calculations for the following: Link lengths; Instant center (intersection point) Anti-squat geometry percentage. Drag Radials feature Hoosier's race-proventechnology and compounds, making them ideal for competition classes that require street-legal…. 5W would benefit from a 12" wide wheel. I have found that stiff wall drag slicks hook well and last longer than a conventional slick on my car. “When you get an IRS car setup right, it squats and stays that way the entire pass. This is your roll center. Once car data is entered, the program has the ability to calculate instant centers, roll center, king pin angle, wheel rate, scrub radius, and camber gain. The boxed trailing arm features offset sway bar holes to allow for a level factory bar even at the lowered position. Big power coupled with a stiff chassis and stock leaf springs is a recipe for no traction. Be sure to utilize the actual ball joint center provided by your ball joint manufacturer. Drag Radial Rear Suspension Explained, I/C Anti-Squat & More! Posted by GNguy | Date: December 30, 2019 | 0 comments | 188 Views. Radial Acceleration Component of acceleration of a body in angular motion directed toward the center of curvature. I have ran a few different control arms, springs and tires, always a drag radial. The instant center or “IC” is an imaginary point about which the chassis or a suspension member rotates in a given (instant) position. enjoy the sport of Drag Racing and make friends. As an estimate, say 58% of the wheel base (58% nose wieght) appx 68", and for hieght, say the center of the cam, appx 24" for a dropped truck. These parts are the same pieces you will find under some of the top Drag Radial cars around, and are made from 4130 Chrome-Moly for the ultimate in strength and durability. The restraining force causes this. No weights 4. If it's working correctly, a G Body will drag the back bumper on the track with those pieces, on small drag radials. BTW: that 10. Triangulated 4-links are rarely adjustable, but still ranks at the bottom as the push pull forces aren’t parallel with the car (which is desired) and the roll center is not. (the center of the table) using F = 40 N and d = 0. The dynamic response of spider orb webs under prey impact requires a multi-scale modeling by con. Hardware. The instant center is the point in space where the upper and lower control arm would intersect. A street drag radial in a tire that size will hook a lot of horsepower but won’t rob the power bank turning a tire that’s larger than necessary. 95 Corvette C5 1997-2004 Transmission Mount,high Hp Cars,drag Racing,c5 Z06,rw Eng. Instant center is the theoretical point that a pair of four link bars would intersect at when viewed from the side. No wheelie bars 3. instead, to center the rearend. drag increases approximately with the square. • Instant Center (IC) - The upper and lower bars are angled towards each other. - : a thousand million DKU u - : above DLC X - : actual(ly), real(ly), strictly speaking DLZ BD - : address DMc e - : administrative district DM6 8 - : adult education program(me). The G-body unit works great, even on max kill for drag setting I never experienced any bad manners on the highway at triple digits. Center of Gravity (CG): Imagine the weight of your car concentrated in an area the size of your fist and located, for example, on top of your shifter handle. Door Slammers 2 Drag Racing - Live App Store - Xarold. 05 times the ratio of center of gravity height to wheelbase. Instant Centre and Roll Centre Relationship. On these light weight T's, the instant center is usually at the crank's center line, the center of gravity is probably near the flywheel. People are going in the 6's at over 200 mph on a 275 drag radial. Along with the movement of the chassis, the front link attachment points move, and the rear ones move correspondingly. One of their Pro drag radials is 30" tall and 10. Getting to a point where the car picks up the front wheels and hovers the rear bumper or wheelie bars off the ground for 200 feet without touching is the trick here. The first, CG, is basically just the. That yellow ball is called the instant center, or center of gravity. Instant center is the theoretical point that a pair of four link bars would intersect at when viewed from the side. I will post after the B-Body prototype is installed in my 96. Wheelie bars allowed 3. full street trim with slicks or drag radials no wheel hop high 1. 40's 60'times foot brake 2k leave even going down the highway stand on the gas and make the hides smoke no hop GL!. IC (Instant Center) this is the point where the suspension forces push on the chassis. Excitation Sources Tire / Wheel Assembly Radial/vertical force variations may be due to the runout of the hub and wheel Various harmonics of radial non-uniformities in a tire/wheel assembly : functionally equivalent to imperfections in shapes 1 st harmonic due to the runout Higher harmonic runouts in the wheel are not as closely related to. Contents: Starting from Scratch Reference Material Stripped Ease Getting Framed Bare Bones Mounting Points A-Arms Installing the Rest Frame Connectors Rear Axle 12-Bolt Ford 9-Inch Dana 60 Gear Sets Axles Rear Suspension Bolt-On Bars Tuning CalTracs Four-Links and Ladder Bars Chassis Instant Center Pinion Angle Laterally Linked Controlling the Roll Torque Rotation Solutions Rod Ends Springs. Page 1 of 2 - what front suspension for strictly drag race - posted in Chassis Suspension: Hey guys my s10 is a pig and it needs a diet. The greatest mod for traction is a good set of Drag Radial tires. 90 and drove home in the rain with the same tires and had no issues. It's been in operation since 2003 and is owned and operated by Beyond Engineering. Stock suspension or back half only. Consulting and data acquisition analysis available. Pre staging: Burnouts provide proper inflation, better traction from a warm tire, as well as clean rubber. com/info/Launching_A_Drag_Car. 5-inch with each hole re-positioning on the Extreme 4-link at 1/8-inch, while the traditional 5/8-inch holes moves the instant center about 8-inches … giving the Extreme system five times finer adjustment over conventional configurations. Wheelie bars allowed 3. I want it to drop another inch though. With other rear-suspension. Location of axle mounting point can be relocated up or down. 23 60’ times on drag radials. 5 inch rear axle housings and provide 3 position instant center adjustment. 17 x 9 American Racing Rebels Wheel w/ tires- Drag Radial rears: Wheels Tires Brakes: 6: Feb 12, 2010: 17 x 9 American Racing Rebels Wheel w/ tires- Drag Radial rears: Wheels Tires Brakes: 0: Feb 7, 2010: drag racing shocks front & rear -opinions: Classic Mustang Specific Tech: 13: Dec 26, 2006: Drag Racing Rear end oil changes: SN95 4. Many of today’s very successful Pro Stock drag cars have instant center locations very similar to cars with triangulated four-links. Do this for the second tire and instant center. (8) tan φ ≈ φ = r ̇ r θ ̇. Planting your Slicks or Radials is doable as you begin to understand more about these principles and your drag car's chassis and double adjustable shocks and coil springs!. 67 at 179 mph on 275mm drag radials, which makes it the fastest IRS-equipped, fifth-gen Camaro in the world. 5 sek and had a 60f 1. On a three- or four-link rear suspension,. Instant center is the theoretical point that a pair of four link bars would intersect at when viewed from the side. While prior experience with terms like instant center, anti-squat and wheel speed will help when reading this article; I'll try to give a quick primer for those unfamiliar. The greater the slope, the higher the percentage of antisquat. 31 gears 275/60/15 mt drag radial 8" rear rim 3200 lb race ready me in the seat you rear suspension package (relocated uppers,adjustable lowers,ARB) Stock rear springs Stange 10 way shocks and 10 way front struts coil overs. A bias ply tire will work good too but leave a little more space for movement side to side with a little narrower tire. 15 60’ times on 28 x 10. Contact Us. That 3-link gives little to no advantage over a one-sided radius arm. The height of the instant center will also move as you reposition the control arms, and this affects average tire loading on the rear tire. There is no slip between the cable and the pulley. 5 inch and GN 8. Pre staging: Burnouts provide proper inflation, better traction from a warm tire, as well as clean rubber. MEDIUM SOFT. That’s not necessarily bad. The forward mounting point for the ladder bar. We added some brackets on to change our bar angles Angles Instant Center. 63 at 117, Fuel air was 12. Of course this will change with a change in instant centre, so if you change bar locations, you then need to know the preload adjustments for that location. In the case of a disk cam with a radial (in-line) translating roller follower the smallest circle that can be drawn tangent to the cam surface and concentric with the camshaft is the base circle. 5 rear axle housings and provide 3 position instant center adjustment. The trick is to get the instant center length and height correct along with using good DA shocks. bearing upper The bearing shell that is positioned opposite the bearing cap. This combo started out pulling 1. The higher it is, the greater effect it has. 5 inch and GN 8. There's a point that's too low that you don't want to go past. The mustang stock style 4 link is very good. Where the 'Instant Center' is located in the car compared to the 'Center of Gravity' of the car is what determines how the suspension acts on the car to launch it. Stock suspension or back half only. This is repeated for the other instant centre and wheel. Location of axle mounting point can be relocated up or down. The 105% antisquat line passes through the rear tire patch with a slope equal to 1. Equation 1 provides the centering force for this path assuming the nesting force is uniformly carried by three balls. This path will be the fixed centrode. All currently published issues of Drag. 5-inch with each hole re-positioning on the Extreme 4-link at 1/8-inch, while the traditional 5/8-inch holes moves the instant center about 8-inches … giving the Extreme system five times finer adjustment over conventional configurations. Up front I had a Beck Racing Engines' 540 BBC 660 hp. Shock rebound controls the amount and rate of separation. See the second diagram. I have found that stiff wall drag slicks hook well and last longer than a conventional slick on my car. Be sure to utilize the actual ball joint center provided by your ball joint manufacturer. Precisely located center of rotation at a joint at a given instant in time -- Radial Acceleration: drag increases approximately. That's what is good about the adjustable 4 link, you can adjust it for different track in a matter of a minute. A street drag radial in a tire that size will hook a lot of horsepower but won’t rob the power bank turning a tire that’s larger than necessary. Thus the following relationship holds, also assuming φ is small. If a set of stiffer-sidewall drag radials are used, positioning the instant center back from its stock location--but not as far back as for a wrinkle-wall tire--would be beneficial. Its got 1 djm springs and comp enj 3 ways stock arms right now best 60 ft. Craigslist Search, Craigslist is no longer supported. The instant center or "IC" is an imaginary point about which the chassis or a suspension member rotates in a given (instant) position. This path has five surfaces in contact and is the limiting case along with five other symmetrically identical paths. I finally got tired and began to deal with Kevin Slaby from baseline, and ended up with his suggested rear setup. These parts are the same pieces you will find under some of the top Drag Radial cars around, and are made from 4130 Chrome-Moly for the ultimate in strength and durability. And have fun at SIR! Reply. com/info/Launching_A_Drag_Car. 106 Two cars A and B are traveling in the same direction along a straight highway. I have ran a few different control arms, springs and tires, always a drag radial. Equation 1 provides the centering force for this path assuming the nesting force is uniformly carried by three balls. Capture of a prey by spider orb webs is a dynamic process with energy dissipation. And, no, a shorter IC location doesn't necessarily mean more bite (whatever "bite" means). So, all you need do is locate the instant center anywhere on that line. Drag Link And Tie Rod End Kit 1942-1948 Ford Cars And Pickups 21a-3306-kit $104. 18 without shaking the tires, but it came back when we went to 8 degree. Road racers and autocrossers can set not only the ride height, but also corner weights, for optimum handling. We've partnered with the world-renowned team at Pro Line Racing for a unique new partnership, in conjunction with. so i should be able to set my instant center and anti-squat correctly. This year, TRZ is a contingency sponsor for all classes in the NMCA and they. The 1947 - Present Chevrolet & GMC Truck Message Board Network > General Truck Forums > Racing and high performance (trucks haulin more than hay): Make my truck hook!!. Cal Tracs do more than control wheel hop. JD 8520 MFD Tractor w/ only 3670 actual hours, JD 8410 MFD Tractor w/ only 4870 actual hours, JD 4430 Tractor, JD 3020 Gas Tractor, 2007 Kinze 3700 24 RN 30” front fold center fill planter, 2013 J. Such a short link causes the rearend to move right to left in the frame as much as. Drag racers can use these arms to easily fit larger tires, and improve traction by fine-tuning the instant center location and anti-squat geometry by changing the ride height. The instant center or “IC†is an imaginary point about which the chassis or a suspension member rotates in a given (instant) position. 90 and drove home in the rain with the same tires and had no issues. Calculate the instant center on your drag car suspension geometry. You can find it by simply projecting lines along suspension members to a point of intersection (for example, the respective bars of a four-link). There’s a point that’s too low that you don’t want to go past. 156″ wall DOM tubing, 3/4 shank 5/8″ bore solid rod ends on back, 3/4-16 standard spherical rods, 3/4 shank with 5/8 hole in front. I have ran a few different control arms, springs and tires, always a drag radial. In general, a good starting point is 5-7 inches off the ground and 50 inches. precisely located center of rotation at a joint at a given instant in time radial acceleration. UPR’s Pro Series rear suspension also sets both performance and price standards. With these drag radials at 26 psi the effective tire diameter is around 24. -Mickey Thompson Drag Radial ET Street R's P325/50R-15-Factory stock springs-Air bags, just because I never bothered to take them out.