asphalt metric street stock setup

Nick might be a better theory guy but I don't think that just adding a panhard bar will get you there. Told me he might be going to Lebanon to run now. We are only talking about a difference of 0.040- to 0.060-inch, but that is enough to help stabilize our car on exit and provide added bite. You need to keep the ride heights as close as possible to where they were before you started. Smaller gains can come later on after the more important aspects of setup are resolved. That's one thing I've really never understood about some street stock classes that don't allow weight jacks. We also might want to change the locations of the chassis and/or rearend mounts for the links. Understanding the relationship between the rear roll center on these cars and the setup will help us find a more balanced setup. LIT-A950700006 80249N Ford F-150 LightningHarley HE. ; this was with all four stock trailing arms. I see the times at CCMS are identical, THR the truck .5 sec quicker. March 27, 2015. 4. Join OSR Voice/Text Chat. Just trying to help someone. That is the best description of the result of the dynamic force that influences each system. As the car is lowered, the rear RC will generally move down. . Create New Wish List . We can run different sized lowering blocks, but that is not the same as a weight jack from a "quick adjustment" perspective. The more third link angle you have, the more antisquat there is. lol Stocks are turning the same times as emods at most tracks these days, maybe not the top 3 emods, but pretty much the same wich is crazy. I ran a metric street stock at HMP for a number of years and was definitely not at a disadvantage. Good luck. The left side suspension usually is designed with about half the angle of the right side in a conventional design. Cvracer5. Trends are a part of this learning curve and greatly influence some, but not all racers. For me its very hard to be consistent and to adapt to the changing track states! Antidive and antisquat are mechanical influences that can help our transitional phases of entry and exit. 9. With so many different combinations of possibilities it leaves us with literally thousands of possible chassis combinations to choose from. 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. We cover all forms of racing in the Midwest featuring racing news, results, photos & videos. That's why I asked about weight jacks in the original post. To download a copy of the E-book, simplyclick on the link below. Sometimes weather differences will require changes to either tighten or loosen the setup. SR10 Dirt Oval RTR. "ULTIMATE" Racing Car Chassis Setup Guide and Tutorial. This is what I did to my Metric that won the 2012 UMP National Championship. state doesn't have. Adjust the cross weight for more extreme conditions or different circumstances. $1,700. In an effort to clear up some of the confusion over all the setup options included within NASCAR Racing, I decided to put this guide together to help you better understand what, why, & how adjustments are made in the sim. In situations where the exit portion of the track provides less traction and/or the corner is more flat, we might need to develop more rear traction upon acceleration. 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/. Moderators:FeliciaMC88, UFo Race Championship. In the last article, I talked about the uses of toe and how it affects both drivability and front-end dynamics. So, here is, in order of logic and importance, a list of setup parameters we need to address to make our cars fast and consistent. I wondered if a 3 link could be made to work well without them. But if you cant 11 inchers is all you can go. Why Lower The Rear RC? 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. ! There is one IC for the upper links and one for the lower links. Numerous car builders have come to realize the truth in the above statements. Balance is spoken of in all types of motorsports these days, even F1. 1980 Camaro bomber class street stock crate motor ford 9inch. Always try to start with the track bars first. Setup Tips for Metric on asphalt racecheep. Great advice! A good handling car can make gobs of horsepower and hook it up. If you can use bucket and run a taller sprign thats a good way to go. Then it's done! The components that locate the rear end must be evaluated and set correctly. LIT-719 80292 C7 Corvette Radiator. This was taken at Butler Speedway in Michigan. A three link with panhard bar using the stock lower mounts works fine. 10702FMI FRAME & CAGE - FAB IMPALA MOD. These pads are use on dirt for medium and heavy braking, and asphalt for sportsman and Hobby Stock cars. Long gone are the days of saying that the MC is not important. 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. Administrator. How do I tighten or loosen the car on exit? Greetings guys, Im new to the site. Do not seek aero downforce at the expense of aero drag increase. I understand not wanting to share to much especially if your a racer, but who or where else can I gain info on this? Brian Wise. There are a lot of things you can do to improve handling. 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. On a metric four-link car, the four control arms determine the rear moment center height too. I'm thinking about building a B Body for dirt track racing. The cars with the stock metric 4 link all seem to go into a four wheel drift and are always loose on exit. The front geometry on a metric car isnt as good as a Camaro though. Aug 24th 2005. LOL. How to Lower the Cross Weight in an iRacing Setup. Street Stock. Is this why Im wearing out the right front? I want to try a reverse spring set up on a hobby stock car that am helping a friends with its a 3400 lbs metric car all stock. 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. The influence of the location of the front MC can be compared to a sliding scale. The metric cars can use different size spring spacers as well, so the playing field is already level in that respect. I would rather race 100% legal with a rule book that is written 100% clear and specific, that is enforced as it is written. Ive raise the center section of the chassis where the the upper mounts attach by 3". By Bob Bolles, Circle Track Magazine . 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. Additionally, modern pennies are only 2.5% copper, so older pennies should be used instead for better results. Shocks When we recently set up our Project Modified for our first race, we followed a simple list of to-do items that are the same for every race car I ever set up. I think everyone agrees that the old leaf spring cars (Camaros and Novas) are becoming harder and harder to find. . 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. Next is engine set back if allowed. The less fuel in the tank the tighter the chassis will become. As for stock arms they worked just fine ,and didn't cost anything. Here is an explanation of balance related to the dynamics of the race car. Ok im building a new circle track car useing a 1981 Camaro. JavaScript is disabled. var contact = "Contact Us" 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. Maybe if Billy would be more specific about how he made his stock setup work we could learn even more. Re: street stock set up. Try to understand how aero downforce is created and then configure your car so that you take advantage of every area where you could produce more downforce. So, in most cases, we need to run a softer spring in the right rear. Bite Off The Corners The track was a 5/8 mile asphalt and was extremely fast. Symptoms include bronzing on stems and petioles, curling and drying up of leave, This website uses cookies for functionality, analytics and advertising purposes as described in our. Most of the time when some ask the question they are at that point and just don't know it. We took all the cross out like Lee and trailed the RR and did not use much stagger. If the car feels as if it wants to break loose under throttle in the center or on corner exit, or drive off the right rear wheel (wheel spin), increase the cross weight. The images used are taken from the iRacing Super Late Model setup screen. With allot of experimenting I found a way to really get the car to hook up. Not sure how much traffic this post will get here. 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. This will loosen the car, and that's undesirable, especially on dirt. Can a 3-link be used effectively without weight jacks? Wheels. We had LF 1000, RF1300, LR 200, RR200. Every year, Jack asks drivers for input regarding rules changes for the following year. Port City Racecars Road Race Chassis is a purpose-built racing machine. would be able to run on asphalt with the leaf spring cars. 5. Some of the names, most notably in the asphalt Street Stock springs, are different, but the process is the same. Street Stock; Other; Best Selling. #1. How do I adjust the cross weight in an iRacing setup? AFCO C1 METRIC PADS. My name is Rodney Arndt, I have an associates degree in automotive technology. I don't really encourage that method. 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 . 97 to 2004 set up sheet for stock metric lowers ride height lf 3 1 2 to 4 rf 4 1 2 lr 11 1 4 to 11 1 2 rr 11 1 2 4 link amp 3 link lf 1100 rf 1000 these spring rates are a good starting point some tracks call for a little less and some for a more don t listen to your buddies on spring rates because different, the 4 5 / 20 Contact Us. 35810 FABRICATED CHEVELLE FRAME. I drive both a metric (my truck) and a leaf spring car (ss). Strictly asphalt street stocks and parts. Another gardener is pla, Get Free Seeds & Taste the Delicious Flavor of Estler's Mortgage Lifter with Edweather's Generous Offer, Estler's Mortgage Lifter is an heirloom tomato variety developed by William Estler in the mid-1920s. Play the all new "DANNY SIMKINS - 11 STRAIGHT - trivia game." Car went anywhere he wanted and was quick time, won the trophy dash, heat . I have found that these are the best ways to adjust iRacing setups to suit your driving style, or to handle better under different temperature conditions. The 1st thing we will need to do is look at the car, where are we with your current setup and how far can we go with that setup. This means keep track of weight coming off and going on. Only at teamsimkins.com. Did not get DQ'd but after the race the promoter told him that too many other cars were complaining and he would not be able to run the car in that class. Racing Aspirations refers to this point as the roll center (RC), but it can also referred to as the moment center. Alignment issues are defined as: A. rearend alignment, B. contact patch alignment, C. driveshaft to pinion/transmission alignment, and D. engine alignment. For the lower links, lowering the chassis mounts at the front of the link lowers the rear RC. On a metric four-link car, the four control arms determine the rear moment center height too. 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 . Disconnect the sway bar and zero (unload) it. Dirt Race Life is explaining how to draw out the front end on a race car and determine where the roll center is. We ran the car with a lot softer set up than that. I ran a street stock/sportsman from 1995 to 2000 with a metric frame. And, some aspects of chassis setup build on other aspects. If this component on your car is not right, then the whole car will suffer, no matter what else you do. Also pinion angle with stock bushings. If we can lower the Metric RC to 13 inches, we would increase the moment arm length in the rear to 4.5 inches and that's a huge improvement in compliance. The car would have a complete roll cage with stock type suspension. I'm not saying this is not important to some degree, but on short tracks I would stress that aero downforce is over-rated in most cases. jp. How do I tighten or loosen the car on entry? METRIC CROW FOOT Other Items Online Auctions at EquipmentFacts.com. Conclusion The Metric four-link rear suspension is here to stay for a while. Race Car Street Stock Set Up help manual book. No matter which stiffness you decide to go with, the most important aspect of setup is balance, and you achieve that balance with the correct combination of springs, moment centers, sway bars, and load distribution. This configuration is common in General Motors cars built in and around the 1980's as well as some Ford cars, such as the Thunderbird, from the same time period. the radiator. Setup Balance Less fuel equals faster speeds. I'll start out with what seems like the obvious to me - the rear suspension. there are a lot of knowledgeable guys there. Stock cars using the metric-style four-link rear suspension usually need to do this just to achieve a balanced setup with the high rear moment centers in those cars. So don't try it. We had no idea how popular and successful this line of chassis would be. What do you think Nick? . The RC height will move with vertical movement of the rear of the car. I drove the #01 ss for two years and tried everything I could think of within the rules and it was a hard job to keep the car in control because of the binding of the rear suspension. In order to slow you must lose (kinetic) energy. Check your PM's. If it is too far to one side, then changes to the brake master cylinder sizes and/or the pad compounds might need to be made in order to maintain a centered-bias adjuster. You can try bigger adjustments if you cant tell much difference in the handling after you make smaller adjustments. Thats the theory and the science anyway. 35809 FABRICATED IMPALA FRAME. Yes, I get inquiries about how to apply the BBSS setups to both of these types of cars. ford 9' rear end w/disc brakes, stocks, springs, gauges just add motor and transmission and go racing. Keep It Fast and Cheap. 2.Now set toe out. That was it. Dirt Modified IMCA, Local Tracks. This is our 1988 Monte Carlo Stock Appearing Body. men need when considering these types of changes. With several wins and a championship under our belt after the first year . sj_valley_dave wrote on 05/01/09 at 12:12pm: I spoke with Dave24 after last weekend, he dropped the fronts down to 700 LF and 800 RF and got the cross down to 45.8%, pulled the bolt out and floated the RR spring.

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asphalt metric street stock setup