The car has ssm lift bars in the rear suspension an adjustable rear anti. From infinitely adjustable 4link brackets to heavy duty 4link 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 rear suspension. I beleive the shocks are 9010s but ill have to double check. Christened max street, the potential of this project nova ii is edging towards limitless street domination.
Even the best suspension components will be next to useless if the frame allows excessive deflection. Featuring hours of hd video tutorials and indepth articles created by some of drag racings most respected professionals, dra provides invaluable lessons which cover areas such as chassis setup, tuning, maintenance and anything that involves a serious. You can see in the video the shock seems to work perfect looking at the shadow on the ground, but sitting and pushing down it doesnt react anything like brocks drag shock, so that tells me his shock will. Many enthusiasts new to getting down the track, especially those applying ever increasing amounts of power.
If you feed inspired to help me stay motivated paypal. As a general guideline, lighter springs allow the car to easily transfer weight, and settle faster down track. My question is how does the soft vs hard setting effect the rear suspension when drag racing on the take off. Baseline setting for steel body rear shocks drag radial cars. Quickest 4th gen fbody on stock suspension 315 drag radial brady uses the wolfe race craft double sway bar above rear. Use a shoe marker and paint a mark on the side of the rear tire so you can watch to see if the tire is. A guide to tuning your fourlink suspension system posted by wayne scraba on april 23, 2015 at 2. A lot of people talk about antisquat, but once you install your parts, and set your ride height, theres typically nothing you can do to change it. With lowering the rear of the car some and raising the upper mounts about 78 up. This article explains the workings of the 4link suspension and the tuning methods used to maximize its performance under various track conditions. Academy provides the ultimate educational experience for hardcore drag racers. If this same front mount of the rearend leaf spring is below the neutral line, the car squats upon launch. 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.
Businesses who sell traditional speed parts for cars might not know how competitive a latemodel diesel pickup can be at the track on friday night by adding a few offtheshelf parts. You need at least 45% of the cars weight on the rear wheels to make a 4 link suspension work properly. I hope this offers a different spin on the way we look at the rear suspension of our cars. For radial cars we prefer the shock to be mounted so that there is 4 of extension from ride height and with a short and high instant center. I already have the 6 cyl torsion bars on the front, and the suspension has all been rebuilt. The following adjustments are based with all sweeps or clicks starting from a full tight adjustment clockwise position. 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. Team z motorsports components are featured on and under some of the fastest street and strip cars in the country. Drag race coilover shocks drag racing axles, rear ends. Sep 06, 2011 so what are the ins and outs of tuning your suspension for drag racing. If i am using a rwd car do i want my rear high and front low like rl, what about spring rates and anti roll bars etc, do these things have any effect at the strip. Back in my old drag racing days, we tweaked the rear suspension to create lift, as in the body pushing the rear axle down when the body went up as opposed to body squatting and taking. The more power you add and the harder you try to launch, the more that torque wants to twist the chassis. The most popular drag race rear suspension is the ladder bar combined with coilover shocks.
Performance rear ends complete rear ends for drag racing. The rest of this article will explain how suspension tuning works and how you can apply it to your own vehicle. We manufacture and distribute the world famous caltracs traction bars, splitmono leaf spring kits as well as cr series 9 way adj rear shocks. However, tuning shops and mustang builders across the country will have to. Instant centers, long, short, high and low various approaches have given different results and with so much attention being given to the intersection point, the location of the bars is rarely mentioned. Dont get too soft or you may lose the control your shock has on your suspension, thus allowing it to do unexpected things. Same great products, same top of the line at track support, engineering, customer service and on track performance that everyone has grown to expect from penske racing shocks, just with a new name. Air rides airbar rear suspension system converts a factory leaf. Performance rear ends complete rear ends for drag racing strange engineering has been making high performance rear end components and axles for over 50 years. Leave some 7 or 8 wide wheels on the front and leave the sway bar on the front maybe even install a larger diameter one. The closer the front mount of the rearend leaf spring is to the rear axle, the harder the suspension hits the rear tires of course, you can overpower a tire. Jul 05, 2016 how to master traction in your leaf spring car part iv july 5, 2016 wayne scraba drag race 101, guest columns, howto and tech tips, tech, tech tips 0 over the past several issues, weve taken a close look at the hardware thats pretty much proven to make your leaf spring car hook hard and go straight. Since 1991 calvert racing has been helping racers across the world tune in their factory suspension vehicles.
Mar 06, 2007 how to build a winning drag race chassis and suspension. The 4link calculator lets you input, view, save, analyze and compare your 4link rear suspension geometry. Suspension tuning for drag racing ive got a 02 booza spring on a revalved zx14 shock, my bike is at 69 and im 215 pounds no gear on. After building many class dominating pro cars, other racers starting asking for many of the unique parts we were building on our in house race cars. Afcos drag race shock tuning guide provides the basic road map to making your car hook and book. This system entails a triangulated bar with two attachment points at the rear axle and a single connecting point at the chassis. Double adjustable rear shock adjustment procedure aluminum body baseline adjustment procedures for aluminum body rear shocks. Racecraft, camaro mustang chassis suspension kmember. Whats the best way to set up the front suspension on a drag car, using the the original suspension. Theres a reason drag race cars use live axles and road race cars use irs.
You give it some gas, the front of the car comes up as weight is transferred to the rear tires to aid traction. Robs rod shop drag racing suspension episode 1 basic 4. If you didnt find what you are looking for, contact us here. Varispring baseline spring rate and dragrace tuning guide. From infinitely adjustable 4link brackets to heavy duty 4link bars, antiroll bars, sway bars, wishbone and housing locator kits all the way to penske shocks, nitrogen fill. Rear shocks 4, drag racing 6, forks 3, rear shocks 3, road racing 10, forks 4. Can someone give me a definitive answer on how i want my cars set up to maximize traction. The best chassis shop for drag racing books and drag racing software to help with your race car setup and suspension tunning. How to install the ultimate foxbody suspension turn and. Jerry bickel race cars gives racers the technology to win. Team z actually started making their own rear spring.
The cars are awesome, and there is even a national event series dedicated to that generation of pony cars. Tuning 4 link rear suspensions can make a car launch quicker and use less horsepower to do it. Leaf spring tips and tricks from x275 racer ron rhodes. Four link tuning ics versus geometry drag racing parts. The front suspension feels stiff, when pushing it down, or pulling it up by hand. Rear suspension series covers rear end alignment, pinion angle, preload, antiroll bar, ride height, basic 4link settings. We offer a wide range of off the shelf applications and complete custom designs for all types of motorcycle riding including drag racing, road racing, cruiser and touring. The closer the front mount of the rear end leaf spring is to the rear axle, the harder the suspension hits the rear tires of course, you can overpower a tire. We are hoping to get the chevelle launching straight with faster 60foots with some help from trz and their twentyfirst century suspension components. The second video in a series to help people understand acceleration and weight transfer as it relates to efi tuning. You may need to play with a few sets of shocks to get the. If vehicle exhibits foreaft pitching at highway speeds, rear shock rebound.
The combination of loose drag suspension, the stock fourlink rear, and the stiff arb out back created an unpredictable car that was only at home. This includes the chassis, axle, brakes, drivetrain, and rear ends. All three tuning categories have the common goal of controlled weight transfer, but have greatly differing vehicledynamic requirements. We explain how the mustangs suspension plants the tires in drag racing and how you can improve your suspension. Yesterday i was checking out the suspension on this car and pulled out a chunk of what looked like a big gulp cup from 711. Experienced drag racers understand that many duels on the strip are won or lost in the first 60 feet. While some people swear by leaf springs, you would be hardpressed to find a serious drag car that uses the stock leaf springs.
With a blowthroughcarbureted 555ci big block chevy backed with a tci 6x sixgear overdrive transmission, and a ridiculously cool fourlink and rear end, this little ol shoebox will be putting down close to 900 horsepower to the asphalt. There are three main styles of rear suspension not counting irs, which is a whole other animal, leaf spring, ladder bars, and the 4link. How to build a winning drag race chassis and suspension. Oct 01, 2008 i am not a drag racing expert, but in general, we try to set the car up as loose as possible without getting into wheelhop. Check out our entire inventory of drag racing shocks. In my chevelle on the rear suspension which consists of all adjustable control arms with rod ends on all ends. Santhuffs suspension specialties 12886 county road 94 sinton, texas 78387 36643169 parts availability we apoligize, but as of 0112020 were are running about 23 weeks lead time. Learning how to tune the rear shocks of your race car is huge in drag racing. Four link kits visit applied racing technology for a full range of qualtiy drag racing components. Ive modified the suspension and it hooks up better, but i still have too much power, i need to get more power out.
Drag racings leader for all of your suspension needs. We offer the highestquality motorcycle racing shocks for all styles of racing. Suspension tuning is a critical part of getting the ultimate performance package, it is even possible to have a more competitive car then a rival with superior upgrades by having a well balanced set up, which maximises the available grip levels. Shock tuning discussion includes race day scenarios and what kind of shock tuning adjustments can be made to combat common issues like. Antihop bars are simple, yet effective suspension pieces that can help improve your drag cars traction, but can be sometimes overlooked. Following the antiroll bar, you can use adjustable shock absorbers front and rear, front suspension limiters, and to a lesser degree, specific coil spring rates to get the car to hook up. Drag racing suspension leading drag racing chassis. Available in two different levels of performance, these drag racing kits offer easy, boltin installation and seamlessly work with whatever oe component each piece attaches to.
For a car that squats in the rear upon acceleration you may need to loosen the shock to get maximum weight transfer pitch rotation. Drag racing suspension tim mcamis performance parts. From infinitely adjustable 4link brackets to heavy duty 4link bars, antiroll bars, sway bars, wishbone and housing locator kits all the way to penske shocks, nitrogen fill kits, strange engineering components and more. Frame clips, rear frames, complete weldin, custom rear end housings roll bars, roll cages steering subframe connectors and braces suspension components, front suspension components, rear suspension systems, rear 4link suspension drag race sportsman 4link crossmember sportsman 4link for chassis. On most general motors vehicles equipped with factory four link rear suspension, antihop bars relocate the upper control arm mounting points to change the angle of your rear suspension. Many cars will hook better with a stiffer shock setting because what cant be seen by the naked eye is the tire being mashed into the ground this is when the rim gets real close to the ground because the tires are all wadded up then it rebounds upwards and spins the tire, so a person thinks there is not enough hit when in actuality it is hitting the tire to hard.
Nov 24, 2009 diesel drag racing offers some of the biggest motorsports fun available. Drag racing shock and suspension technology has changed drastically over the last five years, so we have invited world renowned suspension and tuning expert, chris bell of kinetic engineering to join us for a four part shock series. As far as suspension upgrades go, most retained the original springs coil or leaf and simply bolted in set of soft rear drag shocks. Lift bars, slapper bars, super stock springs, leaf links, ladder bars, thre. Loosen the extension valving on the rear to allow the rear suspension. As with any proper system, the eliminator ii drag race rear suspension started with a strong foundation, namely the rear clip. Here you will find only the highest quality drag racing suspension components available. Racecraft inc opened for business in 1997 primarily as a car fabrication company, which catered to sportsman and the street legal racing community. Suspension components are the crux of our business. We pour higher technology into every component we offer. Air ride technologies air suspension insight chevy high. Complete ford 9 rear end assembly drag racing axles, rear.
Suspension tuning on ultrahigh horsepower cars running small tires can be difficult especially in drag radial classes that prohibit the use of wheelie bars, and many teams use video to capture the car at launch to help get the suspension sorted out. Read how tuning your car for the track can greatly improve your lap times and track experience. Jan 23, 2015 brian lohnes 20 drivetrain tech, 20 tech story, bangshift 20 comments off on tech tips. Over the years, drag racers with door cars have gone through all sorts of suspension arrangements. Which makes you faster, so you win, get famous, and live happy ever after so, lets get into it and find out how to do it note. Fwd suspension setup for drag racing posted by richardb, jul 16, 2012. I have made some brackets to raise the upper control arms on the diff to make the car seperate on launch and the instant center i wanted. It turns out it was part of an air bag, so for the sake of having some peace of mind, i am replacing the rear suspension. Strange has proven itself as the leader in manufacturing race rear ends from street to top fuel applications. Choose from four styles and three colors of ladders bars, or choose from five styles and three finishes of 4link. How to master traction in your leaf spring car part iv. Ride quality, handling performance, and drag racing. Photo 18 tuning for the track suspension tuning tech so youve completed the basics. Which makes you faster, so you win, get famous, and live happy ever after.
Ultimate chevy ii suspension and brakes upgrade dragzine. If this same front mount of the rear end leaf spring is below the neutral line, the car squats upon launch. Jeff sat down with us to answer the ways in which suspension upgrades can and do make a difference in any vehicle, at the track or on the road. Front end setup drag racing for a bodies only mopar forum. For a car that raises in the rear upon acceleration. Of all of the systems, the most common youll see today is the equal length fourlink, probably followed by the ladder bar. Tuning for the track suspension tuning tech modified.
Chassissuspensionbrakesdriveline for sale on racingjunk. Drag racing suspension setup and tuning using video. I know that there have been awd versions of some fwd econoboxes that employed twist beam rear suspension. The demands of drag racing created a few interesting twists on the factory rear suspension designs. I dont think youll be able to outcorner your white camaro and be able to hook 1200 hp up at the drag strip on a working mans budget. No one can predict the perfect set up, even for a spec formula where much of the suspension is fixed by the rules. Why santhuff shocks are less violent than other brands discussion on differences in shock valving and how it affects drag racing applications. It isnt a secretthe 1979andnewer mustangs are definitely the preferred chassis in the streetlegal drag racing world.
Dec 29, 2014 drag racing suspension setup and tuning with digital video. Turn to qa1s drag racing suspension kits for a fullvehicle upgrade that fits your needs. Team z motorsports suspension kits and components for. I am not a drag racing expert, but in general, we try to set the car up as loose as possible without getting into wheelhop. Tuning front suspension with spring rate drag race. Improve ford drag racing suspension muscle mustangs and. The eliminator ii 4link rear clip features ultrastrong, 3 x 2inch box tubing. First, required settings for drag racing applications vary greatly depending upon vehicle weight, weight distribution, suspension geometry and travel, horsepower, and available traction. Tuning 4 link rear suspensions for the drag strip custom. We understand that no two cars are the same and an off the shelf shock. These drag race coilover shocks are designed to simplify the process of tuning your suspension. Tuning your fourlink suspension system drag racing 351c. Shocks, the most overated part of the suspension duration.
I will not have time to go to the track prior to topeka and tune the rear suspension in. A drag race car should run the lightest front spring rate possible, without letting the shocks bottom out when making a pass. According to zimmerman, antisquat effects how violently the suspension hits the rear tires on launch. Tuning categories varisprings broad range of spring rates and lengths are suitable to the three categories of suspension tuning. Old suspensions just arent the best when it comes to adding big power. Shop the industrys largest selection of drag race suspension kits at. With americanmade quality and racer support, its no wonder so many champions choose team z motorsports. But as youll see in the photos, adjustable trailing arms are the firstand bestmethod of setting up a triangulated fourlink for drag racing. In this video from qa1 you can learn the basics of shock tuning. When adjustments become necessary to a drag race vehicle, strange shocks prove to be a valuable tool to alter the reaction of the suspension to compensate for the change in conditions. Isnt that more of a tuning problem than a stick axle problem. Academy how to set up and utilize the rear suspension system on a tube chassis, 4link drag racing vehicle. Parts, accessories, and components for the frame, body, steering and suspension aspects of hot rods, daily drivers, muscle cars, performance and race vehicles in drag racing, asphalt oval, dirt racing, off road and more. This information applies only to 4link rear suspensions having links floated on the rear axle with all links running forward.
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