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. var contact = "Contact Us" var email = "RacelineCentral" It's the average height of the instant centers that determine the roll center height. Everything you need to know to build, set-up and race a Street Stock competitively. Adjust the cross weight for more extreme conditions or different circumstances. What do you think Nick? There are two main ways to tighten or loosen the car. Even when clear rules exist, the track officials are often reluctant to enforce them. We can run different sized lowering blocks, but that is not the same as a weight jack from a "quick adjustment" perspective. Also pinion angle with stock bushings. If you have any problem with the download, just email me, and I will email or Facebook you your file. My Metric Front end setup | The Dirt Forum - ProBoards As for stock arms they worked just fine ,and didn't cost anything. Setup Tips for Metric on asphalt racecheep. 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. These components include the radiator, oil/transmission coolers, & brakes. The Metric four-link suspension design is a bit different than most other rear suspensions. Be careful not to overdue that. As far as I know, all of the iRacing asphalt cars are adjusted the same way. So, we either lower the rear RC or soften the springs, especially the right rear spring, or preferably do both. After payment you will be directed to a download page. 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. Last couple of years I ran the car we just used tubular ones with rod ends because it was legal and easier. If those desired angles are different, then we term the setup unbalanced. But the most useful rear steer will only occur on acceleration and not at mid-turn. A high rear roll center causes a short moment arm in the rear suspension and will stiffen the rear suspension similar to installing very stiff springs. camaro street stock setup camaro street stock setup 5. Metric Street Stocks - Page 2 - Lone Star Speedzone Forums Posted 5 weeks ago. I followed the progress of the THR #01 SS very closely and when Terry says he tried everything legally possible to get that rear end to quit binding up during body roll, he's not exagerating. I was also wondering, are there any tricks you have to make your tires wear slower without damaging speed. With so many different combinations of possibilities it leaves us with literally thousands of possible chassis combinations to choose from. How to Raise Cross Weight in iRacing Setup. Online: $349.99. But there is still some changes to be made from track to track. It also doe, Fighting Fungal Diseases on Plants - Exploring the Use of Copper, Daconil & Copper Fungicides, The use of copper to fight plant diseases is an intriguing concept that has been around for some time. Go here but read before you post..lol. We ran the stock lowers but boxed them and put in better bushings if I recall correctly. Its a whole lot more driver and a whole lot less setup on dirt. Add to Cart. Click. 10702FMC FRAME & CAGE - FAB CHEVELLE MOD. Dec 24, 2005 at 5:33am. This means keep track of weight coming off and going on. The overall general rule is that the angles between the driveshaft and both the pinion shaft and the transmission output shaft need to be equal and in opposite directions. We were allowed weight jacks and after market uppers in front also. Prices listed are with a frame swap option. Its hard to say without more information. This tape As the rear end rotates on acceleration, the left wheel moves rearward more so than the right wheel, creating a slight amount of rear steer to the left. Good luck. A tight condition is the number one complaint from drivers. Is this why Im wearing out the right front? This guide is very similar to the NASCAR Racing setup guide. 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. BBC Truck Header 2 1/4in X 4in Fender Well Schoenfeld 2348 . 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. Just about all the available setup options that you can adjust on a real WC car can be adjusted in the sim. 4. Send your request to [email protected]. Splash = 2-3 gallons, 1/2 can = 5-6 gallons, 1 can = 11-12 gallons, 1 1/2 cans = 17-18 gallons, 2 cans = full tank. Brake Pad Identification and Friction Surface Options Explained Load the setup in the iRacing simulation under Garage - My Setups. Add to Cart. Ive read alot of stuff, some of it usefull some of it crazy. Administrator. Might go25- 50 pds more on each side and the left side should be more than the right side. The right-side tire contact patches will also need to be inline with the right front tire pointed straight ahead. 6. 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. It was either cheat or park it until the rules change. . IMHO they should be able to remove the two upper rear control arms and replace them with a single, fabricated, adjustable upper control arm (top link). Upgraded Brakes for GM Metric Chassis Circle Track Race Cars 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. I see the times at CCMS are identical, THR the truck .5 sec quicker. Car has stock location rear links and stock links , different bushings . Estler's Mortgage Lifter is ideal for growing in northern climates due to its ability to withstand cooler temperatures better than other varieties. The Camaro's we were running against could have weight jacks and tubular uppers as well so it was pretty even. Dirt Modified IMCA, Local Tracks. You must log in or register to reply here. Also has a anti roll bar added to it. Brian Wise. Victory Circle - West Coast asphalt and dirt chassis design and Welcome to STLRacing.com, home of St. Louis Motor Racing News. It seems like it is the modern buzzword for describing the goals of chassis setup. On a three-link rear suspension you should have the front of your right-side control arm higher than the rear mount by 1/3 of the total amount it will travel in the turns. My name is Rodney Arndt, I have an associates degree in automotive technology. Often overlooked in the mainstream, dirt track racing is one of the most exciting forms of tire-scorching car racing action. See all 6 photos. 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. JEFFREYS Fabrication is coming soon!!! Smaller gains can come later on after the more important aspects of setup are resolved. JP, are you saying that you were allowed to run it in that form - stock lowers with an aftermarket upper link? 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. I guess the leaf cars could be allowed adjustable shackles in the rear to even that one out, sort-of. The CCMS rules allow 3rd link and panhard bar. Most often, these pivot points are the upper and lower ball joints in your double A-arm style suspension system. Ackermann is easily checked by using a laser system or strings. You need to locate the moment correctly, and the cambers . 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. The surest way to get disqualified is to bolt an illegal part onto your car. I was thinking this setup might help because their are not alot of different way to adjust these cars other then stagger, offset, and maybe shocks. We even did pretty good with it in the THR LLM class back in `99. The idea is to steer the car using different height holes for the rear control arm mounts. AFCO C2 METRIC PADS $179.99. Am I correct that you would reattach the sway bar after making the perch adjustments? That energy has to go somewhere, (1st & 2nd law of thermodynamics) so it can either go into tires causing them to heat up lose grip and wear faster, or you can try to take up some of that heat up into the brakes where it will be dissipated on exit and down the straight. 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. If there is, try to adjust the brake bias to eliminate the adverse condition. SR10 Dirt Oval RTR | Associated Electrics FOR 78-88 GM METRIC CARS. 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. By Bob Bolles, Circle Track Magazine . I ran a metric street stock at HMP for a number of years and was definitely not at a disadvantage. The cars with the stock metric 4 link all seem to go into a four wheel drift and are always loose on exit. For a better experience, please enable JavaScript in your browser before proceeding. Full of fuel, everything done, full of oil, lead bolted down. Street stock spring ? | STLRacing.com Heres a helpful image. 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. Thank you, that forum is a wealth of information. Conversion to Race Car When we convert a Metric four-link suspension to a racing application, we need to be aware of several important factors. Bite Off The Corners Most of the ideas in this book are perfectly legal for any rule book. This is our 1988 Monte Carlo Stock Appearing Body. Our second design in our dirt chassis line this IMCA legal metric clip car designed in 2006 was already proving itself to be a successful chassis. The less fuel in the tank the tighter the chassis will become. 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 I'd think that without them you'd at the very least need to allow some sort of spring adjuster. Then should I use brakes more? Chassis Setup Docs Hyper Racing. I built the car not the engine . A slight amount of rear steer to the left has been shown to help provide more traction at the rear and bite off the corners where it is needed. I thought these were street STOCKS? I got a 1000 on ebay 150897831883 at like $5.00 I would do 1100 RF, 1000 LF, 225 LR and, 175 RR but that was on big chevelle or impala chassis. 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. SmartPad BP-30 is a race only pad for heavy braking on dirt, and intermediate needs on asphalt. 358091 FAB IMPALA, NO UPPER MOUNTS. A set up plan will help you to build a race winning effort. As you will gather from this book, setting up your car right and properly maintaining it is a lot of work. In Stock. Keep It Fast and Cheap. 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. Unbalanced setups exhibit easily observed characteristics, such as unusually high degree of wear and temperature on one tire versus the other tires. Taipei Taxis, City Traffic Taiwan Street scene in the capital city of Taiwan at dusk with motion blurred taxis and traffic in the streets. Anderson , IN. 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. Each setup has a life cycle or a time frame in which it will work before we run into a stopping point with it. Race car suspension Class | Page 47 | Physics Forums jp. Take a look at a metric street stock rear suspension video. It's that time of year again when gardeners all over the world are planning what to grow in their gardens. Street Stock; Other; Best Selling. I ran a metric street stock at HMP for a number of years and was definitely not at a disadvantage. If your vehicle of choice utilizes a McPherson strut style front suspension, then your 2 pivot points would be . 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. in Exotic Race Cars on a Real RaceTrack, Copyright 2000-2023 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. Not sure if there is a standard for metric cars but I havent found any specs on it. Street Stock Racing Cars for Sale | RacingJunk Taipei, Taiwan. Most good cars are built on wheel scales. SR10 Dirt Oval RTR. Your close on the springs if the car is 3200. It must show a consistent gain in performance and a logical ideology to the bulk of race teams. Don't get me wrong, I like our leaf car for obvious reasons, but it would be cool to see a bunch of metrics out there running well also. And, some aspects of chassis setup build on other aspects. If we arrange our control arm angles, from a side view, for antidive, then as the car dives the upper BJ would move to the rear and the bottom BJ would move to the front. state doesn't have. Adding neoprene bushings to all of the connection points will unnecessarily restrict movement and cause the chassis to be stiff in roll. Ill provide a couple of tips that will help you get your car tighter or looser, whichever you need. Asphalt Chassis Setup - Prepare Your Race Car For The New Season My truck has weight jacks and a stock 4 link. Long exposure, Nikon D810. I never felt good about cheating but when everyone does you need an even playing field. Much of the same information translates over to NASCAR Racing as well. there are a lot of knowledgeable guys there. Add to . The pad is best used on IMCA style modifieds, the fronts of "Outlaw" style modifieds, drag racing . The cameros have been better then the metric cars at SAS for years,they used to let the metric cars raise the spring pockets in the rear if I remember right,I don't remember what else they were allowed to do though to be competitive. It costs just as much money, if not more, to run poorly, so you might as well learn to run well. Maybe not on little tires either. If we have a top view difference in alignment between the transmission output shaft and the pinion shaft and they are parallel, then the angle to the driveshaft created by that misalignment might be sufficient to provide the needed angular differential needed for loading the U-joint bearings and reducing negative harmonics. Order Wilwood part number 150-9442K. This setup guide also has new information based on the changes that go along with the new version of the sim. 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. Stock Car Racing, NASCAR, Late Model, Sooner Speedway, Frost Racing Team, Race Links, Chevy Monte Carlo . You need to keep the ride heights as close as possible to where they were before you started. Customer is to bring a clean non-sandblasted frame when picking up the chassis. Letting the metric cars run Camaro spindles would be a step in the right direction. So don't try it. Basically, if the suspension mounting points must remain stock, the leaf spring cars will dominate (at least on ashpalt.). Billy Becka's 29 car, as he mentioned, was fast at SAS, but THR and SAS are very different beasts. Ive made the brackets on the rear housing (lowers) longer with trailing arm mounts that have 3 . It might help to leave it unattached on ovals. LIT-A950700016 80275NDP Ford Mustang Cobra HE. This chassis utilizes our very popular double slotted strut style front clip. The driveshaft doesn't know which view these angles are resulting from, just that they are equal and opposite. Once you've made the entry to the corner balanced, check to see if the adjuster is centered. I built Couchenours 99 car . Location:Austin, Tx. A three link with panhard bar using the stock lower mounts works fine. We took all the cross out like Lee and trailed the RR and did not use much stagger. The rear roll center is certainly part of the problem. That was it. Sliding the MC left and to the inside of the turn makes the suspension softer. If the car is tight under throttle, or driving off the left rear, invert the spring perch offset adjustment procedure above. Welcome, Guest. This develops more crossweight as the car squats on acceleration. Understanding corner weights | Articles | Grassroots Motorsports Your email address will not be published. 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. 507-386-3930. See auction date, current bid, equipment specs, and seller information for each lot. METRIC CROW FOOT Other Items Online Auctions 10. Track Tools. Furthermore, there is evidence that suggests that plants grown in cement blocks do not suffer from BER (blossom-end rot), which c, Protect Your Garden Against Leaf Issues with Organic Solutions and Preventative Practices, Leaf issues in the garden can be caused by a variety of factors, from pests to environmental conditions. Oversteer help - 1978-1988 General Motors A/G-Body Community Christjohn likes to get to the track early and get his car set up so he can watch the races. To download a copy of the E-book, simplyclick on the link below. I would trail brake or lift earlier. 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. The settings, including the moment center location, really do dictate how all of the other parts and pieces of setup will work. Bush i agree with your Eriez/ 7 comment. For the novice sim racer, all these setup options can seem overwhelming & confusing without the knowledge of what all these adjustments are or do.By understanding the basics of what each component is & how it directly effects the car, you'll quickly discover what direction you should head when trying to adjust for that looseness exiting the corner under acceleration. Setup Tools. ; C1 - Designed for medium to low brake temperatures and provides good cold bite while being rotor friendly. Free . Yeah! Circle Track Chassis Choice | NastyZ28.com Dial In Your Metric. You refering to dirt track racing correct? . LIT-A950700006 80249N Ford F-150 LightningHarley HE. Some of the names, most notably in the asphalt Street Stock springs, are different, but the process is the same. LIT-721 80293NDP 2009-2015 Cadillac CTS-V HE. This variety grows best when grown alone and can reach up to 12 feet tall. We have continually pressed these issues because of the extreme importance they have. Any angle up hill to the right rear will cause upward force on both tires and unload both tires. 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. Additionally, modern pennies are only 2.5% copper, so older pennies should be used instead for better results. Plan out changes that could help improve performance or durability. In this article, we explore the possibility of russet mites, thrips, spider mites, and other causes of leaf damage. Bilstein Stock Car Shock Package-Metric Street Stock - Circle Track Supply That's why I asked about weight jacks in the original post. Why Lower The Rear RC? 70030. AFCO C1 METRIC PADS. The Antis After the race I had people come to our pit area and ask how did you get a metric car to lift the left front off the ground?" If the car feels loose on corner exit, lower the right track bar. But just wondering what the heck guys are doing to these metric street stocks to make em so fast. 10702FMI FRAME & CAGE - FAB IMPALA MOD. Posted October 3, 2005. Understanding Caster and Camber for Suspension Setup - Speedway Motors Cars that don't turn well are very likely to have poor MC designs. A complete body comes with the fiberglass hood and roof, plastic MD3 nose and tail, a set of skirts, trunk, a box of rivets. Reply #9 - 05/01/09 at 8:00pm. Asphalt Street Stocks & Parts Only - Facebook competition. Try one or two click on each spring perch shown above to raise the cross weight. 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. This 7 shock kit includes shocks for every track condition with tips to help fine tune your racecar. Saturday Night Racer - street stock set up - LATEMODELRACER.COM If you find that the left rear is the coolest tire on the car, then you have a setup balance problem where the rear is too stiff. Mod Four Tech. Most Metric cars I've evaluated have rear RC's up around 14.5 inches off the ground. I can only speak for THR, but we are not allowed to use adjustable shackles, or I should say we are not allowed to have shackles of different lengths. $137.99. I ran a street stock/sportsman from 1995 to 2000 with a metric frame. 1. Asphalt Oval Racing Parts for sale | eBay This guide covers much of the basics for the less experienced sim racer as well as a troubleshooting section that should help reduce your lap times. Then all you have to do is maintain that balance throughout the season and that means resisting making changes that take you outside that envelope. In 2010 we made a good car better by a design change with the introduction of the Chevelle front clip. If the camaros are allowed adjustable rear shackles and are allowed to use different lowering blocks then they already have weight jacks and are allowed to adjusted rear roll center. Ill also answer a couple of common questions: These changes are applicable to all asphalt oval cars. Leaf springs are important when towing heavy objects.Bear with me here, this digs a little deeper into how leaf spring suspensions work. Street Stocks Dur-A-Flex Racing That's just a thought, i don't know that for sure. Aero Package Competitions are held on oval tracks . also get to the scales whenever you can. Download the Jet Mod Scale & Setup Sheet Here! Take the RH arm and cut the tube off at the cross shaft, cut 1" off the tube and weld it back onto the cross shaft. So, it might be the best for asphalt racing to run as low as possible or as much as the rules allow to create a lower center of gravity. We had no idea how popular and successful this line of chassis would be. By The less angle the better. PDF Asphalt Modified Setup Guide - Hldm4.lambdageneration.com How do I adjust the cross weight in an iRacing setup? We do not want to try to solve turn entry problems with the brake bias, we only need to make sure the car stays neutral in handling when the brakes are applied. 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. As the front brakes are applied, the caliper grabs the rotor and the motion of the wheel/rotor tries to rotate the spindle. Street stock, pure stock, sportsman, factory stock. Looking forward to the tips for Dirt Oval racing! It may not display this or other websites correctly. 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. You can try bigger adjustments if you cant tell much difference in the handling after you make smaller adjustments. Metric rear tech - BDLM Got protested and is now in limbo! We run on street tires and can not move suspension mounts (viasably ) I won the championship last year with a car . And, it must be economically applied. -3 . 03 0@ 34-.=- 2 ++(+'o $ (&%q qqqqqqqqqqqqqqqqqqqq ,&%q qqqqqqqqqqqqqqqqqqq qq (,%q qqqqqqqqqqqqqqqqqqqq ,,%q qqqqqqqqqqqqqqqqqqq qq However, tie down shocks are becoming less and less desirable. If the car feels tight on corner entry, raise the left track bar. I once drove a metric on both dirt and asphalt. Try to at least get to 53% front and 53% left weight with out adding ballast behind the rear wheels. by rick7343 Fri May 01, 2015 5:14 pm, Post Fox80. This topic is now archived and is closed to further replies. I would run either the pure stock or street stock class. Christjohn has been racing street stocks for 13 years and has amassed 74 feature wins and 4 track championships. document.write("" + contact + "" + "") Create New Wish List . Oct 12, 2013 #2. Metric front end setup | Wissota Tech Set-ups, advice - ProBoards However, that is only one of the three basic geometric ways to move a tire on a race vehicle. (Uncheck the box beside Attach left side and use the arrows beside Left bar end clearance to zero the preload). On a metric four-link car, the four control arms determine the rear moment center height too. 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. Did you see anything interesting? Metric Street Stocks - Lone Star Speedzone Forums We even did pretty good with it in the THR LLM class back in `99. Remember, we're still using stock components, we're just making small relocations of those points. LIT-718 80291 1997 - 2004 Mustang Radiator. Johnny likes a softer feeling car, front and back. 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. 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/. Get Ready for a New Season of Gardening -Choose from Tomatoes, Peaches, Corn, Zinnias & More! The components that locate the rear end must be evaluated and set correctly. Afco Racing Products. Caster. Street Stock Setups. Setup & Tech Info - Jet Racing Inc I think everyone agrees that the old leaf spring cars (Camaros and Novas) are becoming harder and harder to find. 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. We got away from running thatmuch cross as the car was pushy.