Also, all mustangs from 79 on use a triangulated 4 link. So whether its a 2,000plus hp drag car, or a 450 hp street car, these arms can handle whatever the car owner throws at them. We pour higher technology into every component we offer. How to build a winning drag race chassis and suspension. Choose from four styles and three colors of ladders bars, or choose from five styles and three finishes of 4link. Also featured are laser cut frame and housing brackets with 58 holes for greater strength. Which makes you faster, so you win, get famous, and live happy ever after. Lift bars, slapper bars, super stock springs, leaf links, ladder bars, thre. Suspension components, front suspension components, rear suspension systems, rear 4link suspension drag race sportsman 4 link crossmember sportsman 4 link for chassis pro 4 link level 1 pro 4 link level 2 4 link suspension pro street ladder bar suspension pro street ladder bar suspension.
Set your 4 link rear suspenstion right for ultimate speed and bite. Over the years, drag racers with door cars have gone through all sorts of suspension arrangements. The two upper control arms are angled with the two front mounts farther apart than the two rear mounts. For a comprehensive guide on this entire subject you can visit this link. Apr 01, 2008 and for drag racing, a two link would work well theres no cornering in drag racing or a four link with 18 to 24inchlong bars and an ic thats in the middle of the chassis and 6 to 10 inches.
And for drag racing, a twolink would work well theres no cornering in drag racing or a fourlink with 18 to 24inchlong bars and an ic thats in the middle of the chassis and 6 to 10 inches. Free online calculators product catalog pdf file made in usa tee shirts. Adjustable 4link suspension system leading drag racing. Simbeck many time winner and champ uses our featherweight chassis in his racer. Sw insists that only chromemoly rod ends be used with any 4link. Universal 4link plotter digital download quartermax. Horsepower helps, but there is more to quick quarters than just gobs of torque. The rick jones chassis tuning guide, second edition quartermax. Rear suspension series covers rear end alignment, pinion angle, preload, antiroll bar, ride height, basic 4 link settings. Mar, 2015 general motors and ford factory four link suspensions are quite similar to a four link style suspension in a tubechassis racing car, except it is not adjustable and the control arms are not parallel from front to rear.
I wanted an axle that could handle the potential of the 5. Suspension components are the crux of our business. Jun 06, 2009 in this car craft rear suspension tech guide jeff smith explains the differences between setups and how to set up your musclecar for maximum traction on the street and while drag racing car. Lift bars, slapper bars, super stock springs, leaf links, ladder bars, threelinks, fourlinks, and torque arms there may be others too, but its a start. This information applies only to 4 link rear suspensions having links floated. Tuning 4 link rear suspensions can make a car launch quicker and use less horsepower to do it. A guide to tuning your four link suspension system posted by wayne scraba on april 23, 2015 at 2. From infinitely adjustable 4 link brackets to heavy duty 4 link bars, antiroll bars, sway bars, wishbone and housing locator kits all the way to penske shocks, nitrogen fill kits, strange engineering components and more, you can find what it takes to put together a stateoftheart drag racing suspension. Figure 4 three link front left and four link rear rightshows a three link and four link system.
Dave morgan, who wrote the box door slammers, the chassis book. In this car craft rear suspension tech guide jeff smith explains the differences between setups and how to set up your musclecar for maximum traction. Full frame classic car chassis for sale auto weld chassis. Drag racing complete suspension kits parts instock with sameday shipping. Rear suspension guide tech, terminology popular hot. There is a somewhat negative tone about sprint car chassis design throughout the book, pretty much everything you shouldnt do when designing a chassis for safety and strength. Competition engineering ultra magnum series 4link kits c2029.
Competition engineering ultra magnum 4 link kits are ultratough and ultraadjustable. Please feel free to share this article on facebook. Chassis available with 4 link or ladder bar rear suspensions below. Computer program to simulate and analyze rear suspension 4link setups for instant. Mar 12, 2015 suspension basics and drag racing dynamics march 12, 2015 by muscle car diy this chapter explains the basic physics occurring on the starting line when you launch your car, along with why it does or doesnt do what it should. Four link bar kits, adjustable 4 link brackets, housing plates, 4 link bolt kits and more. May 08, 2005 aside from building hot rods, i also build professional drag racing chassis. Springs take care of supporting the vehicle which leaves the links free to deal with locating and articulation. These 4 link kits can obtain substantial gains when tuning your chassis with an innovative system of multihole brackets that weld to the chassis and bolt on to chassis brackets. The key to any successful acceleration contest is traction. Aug 27, 2015 part 6 in our series of tutorial videos that explain how to set up your rear suspension takes a look at 4link basics, set up and adjustments. The jbrc pro chassis kit is available either welded or unwelded. Calculate the 4 link setup in any car, with any brackets in less than 15 minutes with this easy to use quartermax universal 4 link plotter. Improved ride, handling, and load hauling capability for your 1970 chevy chevelle are just a phone call away.
Jerry bickel race cars gives racers the technology to win. The housings were available in widths ranging from 22 inches all the way out to 62. Professional level 4 link suspension system kits, components and accessories for drag racing vehicles. I also wanted gearing for decent fuel economy and disc brakes. Of all of the systems, the most common youll see today is the equal length four link, probably followed by the ladder bar. The lower control arms are built from the same diameter 4 chromemoly as the companys fourlink suspension systems. Thus, if you add some serious number of horses to your chevy impalas underhood potential and dont want its rear suspension being screwed up, the 4link kit will be useful. Quartermax 4link kits offer the highest quaility and best value of any kits on the market. Base price comes with all the suspension including. I use this program almost daily, both in my design.
Links are direct threaded 3416 left hand on one end 3416 right hand on the other and feature oversize hex nuts for quick, easy adjustments. The factory five 4link rear suspension is a great value it is the standard solidaxle rear suspension in the mk4 roadster, type 65 coupe, and 33 hot rod. The roll, lateral shift, or longitudinal movement fourlink kits can handle much more than standard equipment of most cars. Check out the video below for a quick overview of this system and why its a musthave for any serious racer. Be sure to check out the other videos on alignment, pinion angle, preload, antiroll bar and ride height if you havent already.
Most springs for drag racing are working at a linear rate. They are the best for all 4 link applications whether competition or pro street. Drag racing books drag racing software jerry bickel race cars. Pro chassis kits are constructed of 4 chrome moly material, and designed to meet the latest sfi specifications. They keep your rear on center but do not put a load on the 4 link, such as with a diagonal type, and work independently of the 4 link. Choose the same chassis that professionals worldwide use. Race car ride height 101 with jerry bickel and chassis engineering. Inside this 100page book youll learn tons of information and tips from. Thats where i started, and i apprenticed under a guy named mark constantine at autofab racecars.
The types of rear suspension systems in use on most production chevrolet cars include two leaf springs, two coil springs with a fourlink system, and two coil springs with a twolink system, a. Features bumper to bumper mandrel bent 2x3x11ga full frame with all suspension mounts welded. This book is designed to help you learn what to do with your car and to help. Drag racing complete suspension kits speedway motors. Drag racing books drag racing software jerry bickel. The reality is that a properly designed panhard bar system can keep lateral axle movement down to a very acceptable number. Angle and driveshaft angle change, antisquat %, and more for drag racing. This type is used not only in drag racing but in other motor sports as well. Suspension components, front suspension components, rear suspension systems, rear 4link suspension drag race sportsman 4link crossmember sportsman 4link for chassis pro 4link level 1 pro 4link level 2 4link suspension pro street ladder bar suspension pro street ladder bar suspension. Simply take 8 easy measurements with a tape measure and input them into the universal plotter to find the instant center of the 4 link location. With 4 link suspension, the two functions of locating the rear axle and supporting the vehicle, are isolated. The 4link is a fixed factor with the chassis and has the ride height locked in. During hard acceleration, the torque reaction on the axle causes the leaf springs to twist into an s shape.
Drag racing suspension tim mcamis performance parts. Competition engineering standard series 4link kits provide rear suspensions that will give you the freedom to make incremental changes in your cars point of instant center the adjustable point that determines weight transfer, for headsnapping launches. Design of three and four link suspensions for off road use. Previously i had begun this on another board and it got too large. When bolted in place, these jigs maintain the proper spacing between your 4link brackets while you weld them together. May 09, 2014 aarm suspension system for chassisworks 4. Four link kits visit applied racing technology for a full range of qualtiy drag racing components. Winning chassis design and setup for circle track and.
Check out iron rock offroads boltin 4 link kit for the xj. Computer program to simulate and analyze rear suspension 4 link setups for instant center, pinion angle and driveshaft angle change, antisquat %, and more for drag racing. If you begin with a fourlink, bickel notes that it is entirely possible to. Hes authored five howto books and written over 4,500 tech articles that. Jerry bickel race cars, in cooperation with etc, inc. Chevy impala 4link suspension kits bolton, universal. Unmatched in strength, reliability and quality, the adjustable 4link suspension system uses the finest nas hardware available and is compatible with several different sizes and designs of rod ends, including 78 and 3 4. The best chassis shop for drag racing books and drag racing software to help with your race car setup and suspension tunning. Academy how to set up and utilize the rear suspension system on a tube chassis, 4 link drag racing vehicle. Each laser link comes complete with grade 8 hardware. This article explains the workings of the 4 link suspension and the tuning methods used to maximize its performance under various track conditions. Rear suspension design three link four link two link. This is a good book written by a known authority on automotive systems and operation. Mar 03, 2014 how to setup your 4 link rear suspension.
Competition engineering standard series 4link kits c2017. Drag race 4link suspensions chris alstons chassisworks. The rear suspension of a racecar plays an important role in how the car is setup and. So you must have everything within spec of the designed ride height for the car or. Tuning your fourlink suspension system drag racing 351c.
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