There are some different lower a-arms and front suspension things to make them even better. Great advice! The car would have a complete roll cage with stock type suspension. It has been found that the misalignment of your tires/wheels presents serious drawbacks to a finely tuned chassis and setup. As a general rule, most asphalt stock cars run around 3.5 to 4.0 front roll center height, although many run lower roll centers than they would like simply because the stock location is very low . Over the years I have had lots of feedback that most these concepts and ideas work great on dirt, on front wheel drive mini stocks, on almost any street stock, production typerace car. Car went anywhere he wanted and was quick time, won the trophy dash, heat . FOR 78-88 GM METRIC CARS. This configuration is common in General Motors cars built in and around . 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. Once you have evaluated all of the above and feel fairly confident that the car is set up correctly, you should then work to tune the transitions into and off of the corners with the shocks. jp. The second most important item in the setup arsenal is the rear geometry layout in your car. CRA street stock. It is not advantageous to have the rearend steer to the right at any time on asphalt. I ran a street stock/sportsman from 1995 to 2000 with a metric frame. Brake Bias Brake bias influence can be easily determined by entering the corner with medium to heavy braking first and then entering with light braking to see if there is a difference. But there is still some changes to be made from track to track. Each suspension system desires to do its own thing when lateral forces are introduced from the car going through the turns. Your statement that the 3-link is what the metrics needed to level the playing field is the type of feedback that tech. Now you have to compensate with spring change. However, tie down shocks are becoming less and less desirable. Add to . I always knew that chassis set up had to be based on some proven theory, but I could never find a book that could tell me what that theory was. The number one reason a car will be tight and not want to turn is because the front end is not designed properly. Thats with a 305 a ton less HP. Moving the pull-bar or just the third link to the left increases the loading on the LR tire during acceleration. If the car feels tight on corner entry, raise the left track bar. A 1 1/2-inch top view misalignment with a 44-inch driveshaft results in nearly 2 degrees of angle at both the tranny and the pinion shafts. Location. Forum Actions: Forum Statistics: Threads: 1; When thisbook was originally published in 2001 it was specifically for GM Metricchassis (78 or newer Malibu, Monte Carlo, Regal and Cutlass cars) racing on asphalt. What do you think Nick? We also might want to change the locations of the chassis and/or rearend mounts for the links. You might try a little trail braking. The control arm angles affect the rear steer and the third-link angle can redistribute load upon acceleration. document.write("" + "") Once the setup has been balanced and the shocks are decided upon, we need to evaluate the turn-entry characteristics and the fact that brake bias is a very important influence at this segment of the track. By I remember qualifying times in the 19.6 to 19.7 range. Order Wilwood part number 150-9442K. I built Couchenours 99 car . This will help keep your ride heights in the ballpark. Adding neoprene bushings to all of the connection points will unnecessarily restrict movement and cause the chassis to be stiff in roll. With setups that use a very stiff right rear spring, the angle of the right trailing arm will need to be less than when using a conventional softer spring because that corner will move less. Over the years I have had lots of feedback that most . . Manyof the ideas fit into the gray areas and some of them are outright cheating. Shown above is a gaming expo fair in Europe that held a contest for the best gamer team in a newly released 1st shooter game So, we either lower the rear RC or soften the springs, especially the right rear spring, or preferably do both. 30 day Money Back Guarantee!- If you don't learn something that helps you go faster, email me and I will refund 100% of your money back. Ill also answer a couple of common questions: These changes are applicable to all asphalt oval cars. The last time I drove that car I put a short third link (11 inches long) and a long panhard bar after that any adjustment I did to the car it did what it was supposed to do. Fast And Furious. Posted October 3, 2005. Conversely, if the car feels tight throughout the corner, raise both track bars. 1. 10702FMI FRAME & CAGE - FAB IMPALA MOD. We even did pretty good with it in the THR LLM class back in `99. View all S3SS. The upper BJ is trying to be forced in a forward direction and the lower BJ is trying to be forced in a rearward direction. Race Car Street Stock Set Up help manual book. Numerous car builders have come to realize the truth in the above statements. 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. My old car had a stock frame front to back with just the suspension pick-up points changed, it took a lot of trial and error over three years to get a good baseline for most tracks. Since the braking forces are in the opposite direction, there is a serious resistant force created which helps prevent the front suspension from moving in compression too quickly while braking. Its important to make even adjustments, meaning you should make the same number of clicks on each spring perch. Includes: Performance handling basics, chassis & roll cage fabrication, front suspension alignment, changing the roll center and camber curve, rear suspensions, springs and shocks, tires (bias and radial), stagger, gearing, basic chassis set-up for asphalt and dirt tracks, weight adjustments, tuning the car to . race pictures, racing news and season updates for the Frost Racing Team. It may not display this or other websites correctly. The cars with the stock metric 4 link all seem to go into a four wheel drift and are always loose on exit. Plan out changes that could help improve performance or durability. The pad is best used on IMCA style modifieds, the fronts of "Outlaw" style modifieds, drag racing . I don't get too many reports of continual, repeated wins and successes. It depends on your rule book and it's enforcement. Most guys that are fast there are fast everywhere. For me its very hard to be consistent and to adapt to the changing track states! We also discuss where we want the roll cente. I thought these were street STOCKS? Divide that in half for the center of the wheel. The images used are taken from the iRacing Super Late Model setup screen. You can then make fine adjustments with the sway bar preload if desired. The Antis Modified Cars for Sale IMCA Asphalt modified Setup Asphalt Modified Race Cars Asphalt Street Stock Setup Asphalt modified for Sale Asphalt modified Set Up The ULTIMATE Racing Car Chassis Setup Guide and The rearend needs to be aligned at 90 degrees to the centerline of the chassis and/or to a line through the center of the right-side tire contact patches. The dynamics of the moment center and the effects of camber change have been explained before. The use of softer front springs, larger sway bars, and big spring split in the rear has swept across the country for more than five years now with mixed results. I was wondering if anyone out there had any experience circle track racing a mopar unibody. It may take a few test sessions to help you determine your balance, but if you observe the indicators correctly, then tuning the car for dynamic balance can be done. 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. Here are some recommendations. As each season comes along, our knowledge of what we need and desire grows. AFCO C2 METRIC PADS $179.99. Its a whole lot more driver and a whole lot less setup on dirt. There are a lot of things you can do to improve handling. Probably to the guys that are beating you! Copper has been known to kill tomato plants if placed directly into the stem or base, but placing copper wire around the wound may not have the same effect. That is the best description of the result of the dynamic force that influences each system. Vintage/Classic/Historical Engine Tech, 3V Performance Engine & Valve train Development, Race Cars & Parts - For Sale or Wanted, Asphalt circle track metric GM 4-link questions, Re: Asphalt circle track metric GM 4-link questions, https://www.physicsforums.com/threads/r ss.326355/. I would rather race 100% legal with a rule book that is written 100% clear and specific, that is enforced as it is written. If the car feels tight on corner exit, raise the right track bar. Note the new cross weight and the ride heights. Remember that drag is an important aspect of aero design. Do not seek aero downforce at the expense of aero drag increase. At some point, we take in enough information to allow us to avoid the mistakes of the past and get ahead of the curve in setting up our asphalt cars. I haven't plotted it all out but four links, none of which are at the axis of rotation, would tend to fight each other as body rolls. We make it with either steel panels, or aluminium panels. In this article, we explore the possibility of russet mites, thrips, spider mites, and other causes of leaf damage. Johnny likes a softer feeling car, front and back. Stock Car Racing, NASCAR, Late Model, Sooner Speedway, Frost Racing Team, Race Links, Chevy Monte Carlo . ANYBODY KNOW OF ANY STREET STOCK RACING CHEATS/TIPS. How do I tighten or loosen the car on exit? From NE Ohio to North Central Mississippi, everyone has their own ideas and preferences for what they will plant this year. I would like know what the ic would be on a g body with a 9 inch in the rear with stock suspension. 2,224. I ran a metric street stock at HMP for a number of years and was definitely not at a disadvantage. We showed you the 3-link rear end last week. Still having problems? LIT-A950700016 80275NDP Ford Mustang Cobra HE. It's that time of year again when gardeners all over the world are planning what to grow in their gardens. How do I adjust the cross weight in an iRacing setup? These are the general rules unless you are trying to "tie down" a corner. And, of course, Terry chose to park it. Street Stock; Other; Best Selling. by doing this and the use of lowering blocks the rear roll center can be changed, I know it's not a quick adjustment but it is an adjustment the the metric car in the stock. Sometimes weather differences will require changes to either tighten or loosen the setup. We also discuss how to identify the cause and the best treatments for each type of pest. Swap Option: Medieval will build the chassis using one of our sandblasted frames. The less fuel in the tank the tighter the chassis will become.
