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the metric cars at THR are at a big disadvantage in terms of track width, ride height, and rear suspension but if they were to be able to use a third link and panhard bar they can be very competitive even without weight jacks. Get the best deals on Asphalt Oval Racing Parts when you shop the largest online selection at eBay.com. If the car feels loose on corner entry, lower the left track bar. I know enough about suspension geometry and how to achieve it, but what i have been playing with now is CG and where it works best. Get Ready for a New Season of Gardening -Choose from Tomatoes, Peaches, Corn, Zinnias & More! Im using a 9" floater, locker, 60" w/centered pinion. These cars just take a little longer to get them set-up compared to the camaros, but there are alot more adjustment points to help you get and stay fast. Street Stock Setups. Bilstein has put together the ultimate Street Stock / Factory Stock Shock Package. More has to be done to help the rear roll to match the front. Sep 1, 2009. Since mustangs have a similar rear suspension would these same mods work? Turn the wheels to the left all the way, make a mark with the steering wheel, now count the turns it takes to go to full lock the opposite direction. Shocks affect the motion of the corners of the car and therefore the placement of loads during transitional periods. The moment center must be located correctly for your type of racing and the cambers must be set, again toward your setup style and track conditions. RAceman. Yea how many years ago a1? We also need to establish a ride height that will both be appropriate for our type of racing and also help to establish the best roll center height. Circle Track Wheels. Strictly asphalt street stocks and parts. Some people add preload to the sway bar to make cross weight adjustments. how to adjust iRacing Sprint Car cross weight, go here. Street Stock. Truck99August 22, 2005 in Grease Monkey Hangout. Sort by. It has been found that the misalignment of your tires/wheels presents serious drawbacks to a finely tuned chassis and setup. Alignment Bush i agree with your Eriez/ 7 comment. Caster is best described as a vertical line that runs through the 2 pivot points in your car or trucks suspension. A 1/2 inch height change from level can make significant handling changes. Click. If you need to know the height of your Metric four-link rear roll center, then send an email and I will send you a free calculator to use. What Are Russet Mites? Wheels. We even did pretty good with it in the THR LLM class back in `99. Send your request to bob.bolles@sorc.com. Anderson , IN. Because these cars are being used in great numbers in the Stock classes of racing here in the U.S., we need to have a better understanding of the design and how it relates to the setups. For the Big Bar, Soft Spring setups, teams often introduce Pro-dive into the left front suspension to encourage rapid dive on entry to get the left front down quickly. Circle Track Chassis Choice | NastyZ28.com How about just adding a panhard bar to the stock four-link setup? Last couple of years I ran the car we just used tubular ones with rod ends because it was legal and easier. There are two main ways to tighten or loosen the car. toe in/ toe out turn left for street stock | STLRacing.com Steering Geometry Samuel232. How to Lower the Cross Weight in an iRacing Setup. document.write("" + contact + "" + "") The driveshaft doesn't know which view these angles are resulting from, just that they are equal and opposite. Other competitors will offer you tips, but what works on their car may not work on yours and often they cant explain why something works for them, it just does. After payment you will be directed to a download page. A tight condition is the number one complaint from drivers. The car would have a complete roll cage with stock type suspension. This was taken at Butler Speedway in Michigan. If the car feels loose throughout the corner, lower both track bars evenly. If the LR tire is too cool, then the RR spring is too stiff. Also has a anti roll bar added to it. Adjust all four spring perch offsets to change the cross weight. FOR 78-88 GM METRIC CARS. But there is still some changes to be made from track to track. 7. Roll Center(movement center) circle track 1981 Camaro help Setup & Tech Info - Jet Racing Inc The idea is to steer the car using different height holes for the rear control arm mounts. Negative aspects might include excessive bumpsteer (more than 0.030 bump in or out in for each inch of travel is considered negative by most designers), excessive Ackermann (more than a 1/4 degree added steer in either front wheel in 10 degrees of steering input is considered excessive), and incorrect steering quickness. Adjustment Guide - Medieval Chassis. where can i get info on the set ups for a metric chassis short track dirt car, Do Not Sell or Share My Personal Information. We make it with either steel panels, or aluminium panels. . You must try to determine if your setup is balanced and then if not, make the necessary changes to bring it into a balanced state. Make small adjustments, about one half of one percent. A complete body comes with the fiberglass hood and roof, plastic MD3 nose and tail, a set of skirts, trunk, a box of rivets. It locates the rearend fore and aft, it reduces rear steer when the chassis rolls, it prevents axle wrap-up when braking or accelerating, and it provides a relatively stable roll center location. Heres a helpful image. A very soft spring would need more compression rate and less rebound rate, whereas a stiff spring would need a lot of rebound rate and much less compression rate. . JavaScript is disabled. If you want to know how to adjust iRacing Sprint Car cross weight, go here. We had LF 1000, RF1300. 1 being the most important. The very last thing you need to worry about is your aero package. We also discuss where we want the roll cente. First, we don't want to restrict the movement of the arms too much. Setup Tips for Metric on asphalt. -3 . 03 0@ 34-.=- 2 ++(+'o $ (&%q qqqqqqqqqqqqqqqqqqqq ,&%q qqqqqqqqqqqqqqqqqqq qq (,%q qqqqqqqqqqqqqqqqqqqq ,,%q qqqqqqqqqqqqqqqqqqq qq Pay attention to the left front tire temperatures versus the left rear. Bilstein Stock Car Shock Package Fits the popular metric chassis (4) Front shocks (3) Rear Shocks Stock Mount front and rear Additional Features Nitrogen Gas . This force is resisted by the ball joints and control amrs. The problem on dirt is the high rear roll center. Triangulated 4-Links: Make Your Stock Suspension Car Work This is what I did to my Metric that won the 2012 UMP National Championship. Roughly 8-10 degrees of third link angle is sufficient to promote antisquat and not hurt your corner entry. Street Stock Racing Cars for Sale | RacingJunk Dirt Race Life is explaining how to draw out the front end on a race car and determine where the roll center is. I would like know what the ic would be on a g body with a 9 inch in the rear with stock suspension. Every year, Jack asks drivers for input regarding rules changes for the following year. Just about all the available setup options that you can adjust on a real WC car can be adjusted in the sim. 1 Min Read. There is no one big trick to make your care handle better, rather its all the little things done right that will make you consistently fast. jp. Coreless Stretch Film; Pre-Stretch Film; Hand Roll; Machine Roll; Jumbo Roll; Industrial Plastic Division. I ran a metric street stock at HMP for a number of years and was definitely not at a disadvantage. If those desired angles are different, then we term the setup unbalanced. To add weight to a given corner, raise the ride height at that corner or lower the ride height at an adjacent corner. However, tie down shocks are becoming less and less desirable.