Adjustment Guide - Medieval Chassis. 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. Do not seek aero downforce at the expense of aero drag increase. Much of the same information translates over to NASCAR Racing as well. Designed and built with one thing in mind, WIN RACES. It is not advantageous to have the rearend steer to the right at any time on asphalt. Lee Christjohn of Antigo, WI knows what it takes to win street stock races. My truck has weight jacks and a stock 4 link. . The car will turn better and we will have more bite off the corners. Street Stock Setup Manual Street stock, pure stock, sportsman, factory stock. It must show a consistent gain in performance and a logical ideology to the bulk of race teams. The idea is to steer the car using different height holes for the rear control arm mounts. Administrator. The driveshaft doesn't know which view these angles are resulting from, just that they are equal and opposite. Setup Tips for Metric on asphalt racecheep. What do I do if the car is loose or tight throughout the corner? Forum Actions: Forum Statistics: Threads: 1; 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. And as for you Modified and Stocker class teams, don't even think about it. 6 pt roll cage setup for easy in and out street use. Also pinion angle with stock bushings. Then it's done! Ackermann is easily checked by using a laser system or strings. On a metric four-link car, the four control arms determine the rear moment center height too. The very last thing you need to worry about is your aero package. How about just adding a panhard bar to the stock four-link setup? You need to keep the ride heights as close as possible to where they were before you started. 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. I'm thinking about building a B Body for dirt track racing. Try one or two click on each spring perch shown above to raise the cross weight. //-->. 321. I would rather race 100% legal with a rule book that is written 100% clear and specific, that is enforced as it is written. Nick might be a better theory guy but I don't think that just adding a panhard bar will get you there. I have always believed in priorities because you can make gains faster when you solve the high priorities problems first. But there is still some changes to be made from track to track. Why Lower The Rear RC? This will help keep your ride heights in the ballpark. For me its very hard to be consistent and to adapt to the changing track states! Circle Track Setup: The Case for Caster - iRacing.com To sort of act as a pull bar? Greetings guys, Im new to the site. The car is loose mid to exit with not foward drive. Bilstein has put together the ultimate Street Stock / Factory Stock Shock Package. Sometimes the handling of the car might not be to your liking. The reason I say that with confidence, is because I have gone up against more aero efficient cars with setups and body configurations that were aero-deficient and still out ran them. It depends on your rule book and it's enforcement. Eliminate most of your bumpsteer and Ackermann and install the correct steering ratio for your track that would suite the driver. I also vote for weight jackers in ALL SS or Sportsman level cars simply because they're so cheap and make life so much easier for the teams. camaro street stock setup Now you have to compensate with spring change. Competitions are held on oval tracks . SUCH AS SPRINGS, SHOCKS, SWAYBARS ETC. If you could slide the MC to the right, or outside of the turn for you road racers, the front end will get stiffer. It just won't work. I ran a street stock/sportsman from 1995 to 2000 with a metric frame. Tech Central - AFCO - Racing Triangulated 4-Links: Make Your Stock Suspension Car Work The MC should always be somewhere close to the centerline (i.e., midway between the tire contact patches). This variety grows best when grown alone and can reach up to 12 feet tall. LIT-718 80291 1997 - 2004 Mustang Radiator. I don't know much about spring adjusters hidden or otherwise but I'd say they could be made to work. I appreciate the lead. Saturday Night Racer - street stock set up - LATEMODELRACER.COM LOL. Download the Jet Mod Scale & Setup Sheet Here! 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. Get any of Steve Smiths street stock books for general knowledge in the essentials of cam/cas, toe out , roll center etc. I'm curious what everyone's thoughts are on what it would take to allow the metric cars to be competitive without giving them too much. Maybe not on little tires either. I remember qualifying times in the 19.6 to 19.7 range. Even when clear rules exist, the track officials are often reluctant to enforce them. Racing Aspirations refers to this point as the roll center (RC), but it can also referred to as the moment center. This is our 1988 Monte Carlo Stock Appearing Body. Street Stock Dirt Oval Racing - All the dirt, clay and pavement-racing excitement in a 1:10 scale RTR. They have all kinds of articles and how to write ups on what to do with a metric four link to make it work better, how to use things like bump stops, progressive springs, gas shocks, sliding ballast, to make a car faster and more drivable. 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. Here is an explanation of balance related to the dynamics of the race car. Speed and how it is made - Bsbgofast.com Ok im building a new circle track car useing a 1981 Camaro. LIT-721 80293NDP 2009-2015 Cadillac CTS-V HE. The moment arm is 5.5 inches for the Late Model and is much easier to set up. The metrics at THR are NOT competitive compared to the leaf cars. You need to locate the moment correctly, and the cambers . 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. Street Stock Setups - Custom iRacing Setups and Paints for dirt oval and asphalt oval cars. However, that is only one of the three basic geometric ways to move a tire on a race vehicle. by rick7343 Fri May 01, 2015 5:14 pm, Post Chassis. ; this was with all four stock trailing arms. A tight condition is the number one complaint from drivers. We run on street tires and can not move suspension mounts (viasably ) I won the championship last year with a car . Setup Tools. I never felt good about cheating but when everyone does you need an even playing field. Also has a anti roll bar added to it. There's a happy medium between running just the right soft right rear and going too soft. Would it be too much of an advantage to let these guys run a 3-link rear with solid links and panhard bar? We have done a lot with the front roll center and cant wait to see how it does, after that, i found some legal stuff for the rear that we will try. Metrics can be competitive IF they are permitted to address their four-point rear suspension problems. Page 1 of 1. Circle Track Chassis Choice | NastyZ28.com Add to Cart. This force is resisted by the ball joints and control amrs. Just trying to help someone. Take a look at a metric street stock rear suspension video. 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. This is very "old school" but when applied with a balanced setup, very effective. . Get the best deals on Asphalt Oval Racing Parts when you shop the largest online selection at eBay.com. Your statement that the 3-link is what the metrics needed to level the playing field is the type of feedback that tech. 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. Bite Off The Corners I would like know what the ic would be on a g body with a 9 inch in the rear with stock suspension. 5. This will loosen the car, and that's undesirable, especially on dirt. The right-side tire contact patches will also need to be inline with the right front tire pointed straight ahead. The preferred way to adjust the cross weight is by moving weight around. And, of course, Terry chose to park it. Prices listed are with a frame swap option. 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. The only component were worried about is On the metric chassis the roll centers, from what I understand are mainly influenced by ride height, because we can't change control arms ect. The track was a 5/8 mile asphalt and was extremely fast. Send your request to bob.bolles@sorc.com. Coreless Stretch Film; Pre-Stretch Film; Hand Roll; Machine Roll; Jumbo Roll; Industrial Plastic Division. 1980 Camaro bomber class street stock crate motor ford 9inch. I think Terry has already tried, but we'll try again. 35810 FABRICATED CHEVELLE FRAME. If your vehicle of choice utilizes a McPherson strut style front suspension, then your 2 pivot points would be . If the car feels loose throughout the corner, lower both track bars evenly. racing on asphalt. Also the rear springs on that car Dave 24, are either Landrum 200-175 or Afco 194-166can't remember, Only if you are racing anywhere except Bonneville.lol Chad. 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. PREMIER. Rear Geometry Fast And Furious. Re: street stock set up. View Profile View Forum Posts Private Message Visit Homepage 02-25-2021, 09:09 AM. Pavement Late Models Stock Cars. A complete body comes with the fiberglass hood and roof, plastic MD3 nose and tail, a set of skirts, trunk, a box of rivets. Billy Becka's 29 car, as he mentioned, was fast at SAS, but THR and SAS are very different beasts. ANYBODY KNOW OF ANY STREET STOCK RACING CHEATS/TIPS. If there is, try to adjust the brake bias to eliminate the adverse condition. Adjust the cross weight for more extreme conditions or different circumstances. 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 . As the front brakes are applied, the caliper grabs the rotor and the motion of the wheel/rotor tries to rotate the spindle. Oct 12, 2013 #2. It also seems hard to argue that the stock 4-link/metric cars have a hard time being competive in our SS/Sportsman classes where a stock suspension is mandated. They should be matched up within a couple of degrees of average temperature across the tread. Most guys that are fast there are fast everywhere. Compare that to an asphalt Late Model car with a rear Panhard or J-bar and a 10-inch rear RC height and a 15.5 inch CG height. Contact Us. Do not attempt to open the setup file in Windows. Metric Street Stocks - Lone Star Speedzone Forums Check with the rules to see if it's even mentioned. If you use no brakes you can wear the right front. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Your email address will not be published. . In Stock. 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. 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. Street Stock. Circle Track Setup: The Case for Caster. I never got to the experimenting stage on asphalt. Adjust drag link accordingly, *unless something is bent, spindles, drag link, idler arms, etc. Brian Wise. Here are what we consider to be the 10 most important areas of chassis setup with No. Street Stocks Dur-A-Flex Racing competition. 3. These desires are directly influenced by the spring stiffness, location, and spring split, the sprung weight the system has to support, along with the moment center locations and other settings. The Camaro's we were running against could have weight jacks and tubular uppers as well so it was pretty even. Oversteer help - 1978-1988 General Motors A/G-Body Community Chassis Tuning 101 Murfdogg. LIT-719 80292 C7 Corvette Radiator. 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. 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. 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. racing aspirations Moment Center for Circle Track If the LR tire is too cool, then the RR spring is too stiff. Anything helps when u trying to figure out a starting point.thanks for the input i will try some of this and see how it works i have raced some before mostly mini stocks. Not sure if there is a standard for metric cars but I havent found any specs on it. Street Stock Tech. Just giving the car more rear traction, period, does not help us if the car becomes too tight in the middle of the turns and we could end up with the reverse of what we need. Hardcore Package - $5,700 (2023 Pricing) *Some components included in the package are not shown in picture below*. Understanding Caster and Camber for Suspension Setup - Speedway Motors 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. There are two main ways to tighten or loosen the car. Note the new cross weight and the ride heights. You are using an out of date browser. We make it with either steel panels, or aluminium panels. I can understand not allowing alot of stuff from a cost perspective but weight jacks seem to be one of those things that are cheap to begin with and you end up spending 3 times as much money and alot more time trying to get the same result while complying with rules that don't allow them. Stock chassis that has been: Boxed, second "inner" frame tube added, suspension pickup points doubled and gusseted, rear frame notch (for future, wider tires), cross braces at front, rear shocks, and rear of frame. Heck, if you are paying 20 bucks to get into the pits you might . Online: $349.99. Victory Circle - West Coast asphalt and dirt chassis design and Antidive and antisquat are mechanical influences that can help our transitional phases of entry and exit. Location. 2.Now set toe out. 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. 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. In the last article, I talked about the uses of toe and how it affects both drivability and front-end dynamics. Shocks Not sure how much traffic this post will get here. Welcome to STLRacing.com, home of St. Louis Motor Racing News. Upgraded Brakes for GM Metric Chassis Circle Track Race Cars But if you cant 11 inchers is all you can go. Maybe if Billy would be more specific about how he made his stock setup work we could learn even more. Steering Geometry 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. 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. Asphalt_Gundam - G body that turns - Grassroots Motorsports See All - Best Selling. as for the powertrain setup, 40 over 350 basically all stock with 882 heads and a 450lift isky oval track cam, brand new factory q-jet, running a 3-speed saginaw factory clutch/PP pulling the track in first gear, 2.54 with a 2.73 ring/pinion, not very big on power for the setup works VERY well together for this track, if you can keep it . Always try to start with the track bars first. One guy said it come up off the ground two feet. The very first step in the process of preparing for the new season is to consider all performance-related items and how they worked last season. We also might want to change the locations of the chassis and/or rearend mounts for the links. Not that you can't get the same handling results with shims, etc., but it's a whole lot easier to adjust the handling of the car with weigh jackers. Current Stock: Quantity: Decrease Quantity: Increase Quantity: Save to Wishlist. Metric Street Stocks - Page 2 - Lone Star Speedzone Forums Remember that drag is an important aspect of aero design. Good luck and keep the rubber side down!!! By Bob Bolles, Circle Track Magazine . Modified Chassis - Howe Racing Enterprises, Inc Brake Bias In short, you'll get more rear grip by lowering the rear RC. Please Login or Register 03/04/23 at 12:37am, what front springs to start with and whats a good baseline for wieghts the minum is 3100 what do i need for leftside,rear,and cross. The car may or may not be neutral in handling, but the handling will not be consistent. Each end has its own moment arm length and resistance to roll as well as other factors. Aug 24th 2005. Roughly 8-10 degrees of third link angle is sufficient to promote antisquat and not hurt your corner entry. Posts: 72. The proper steps to do this are outlined below. For a better experience, please enable JavaScript in your browser before proceeding. Conversely, if the car feels tight throughout the corner, raise both track bars. Setup Tips for Metric on asphalt. This would mean we could align the driveshaft from a side view inline with the tranny shaft and the pinion shaft with no angular deflection. Any angle up hill to the right rear will cause upward force on both tires and unload both tires. Its a whole lot more driver and a whole lot less setup on dirt. Car went anywhere he wanted and was quick time, won the trophy dash, heat race and main. 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. 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. Happy New Year. Conclusion The Metric four-link rear suspension is here to stay for a while. 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. The car would have a complete roll cage with stock type suspension. The pad is best used on IMCA style modifieds, the fronts of "Outlaw" style modifieds, drag racing . I drive both a metric (my truck) and a leaf spring car (ss). Get Ready for a New Season of Gardening -Choose from Tomatoes, Peaches, Corn, Zinnias & More! Car went anywhere he wanted and was quick time, won the trophy dash, heat . Circle Track Wheels. 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. Russet mites are a type of pest that can cause damage to leaves, stems, and petioles. 358101 FAB . Only at teamsimkins.com. It might help to leave it unattached on ovals. Here is a synopsis of how camber effects the handling of the chassis: Here are the diameter choices of the bar: The grill tape option is located under the drivetrain/aero tab within the garage menu. Metric Rearend Suspension Video from a Street Stock Bump Springs Tech. Adjust all four spring perch offsets to change the cross weight. Add to . Moderators:FeliciaMC88, UFo Race Championship. Tire Tools. Hey I am looking for some guidance setting up my 4 link GM metric rear end. X-Y-G METRIC STREET STOCK / SPORTSMAN HEADQUARTERs 704-784-5353. That extra effort is what separates the front runners from the rest of the field. There are ways to do that without changing the handling at other points around the racetrack. Setup Tips for Asphalt Oval Racing SmartPad BP-30 is a race only pad for heavy braking on dirt, and intermediate needs on asphalt. Still having problems? For example, if your initial setup is 52 percent cross-weight, and you want 50 percent cross-weight, lowering the right front or left rear corner will decrease cross-weight percentage. The bottom line is that at mid-turn, each end will want to roll to its own degree of angle. BBC Truck Header 2 1/4in X 4in Fender Well Schoenfeld 2348 . We also discuss where we want the roll cente. how to adjust iRacing Sprint Car cross weight, go here. That move took this design to the next level. I would get the metric arms from Speedway P-N 910-31134-RH (LH) they are 8.0 and 8.5 long. Got protested and is now in limbo! The influence of the location of the front MC can be compared to a sliding scale. You can try bigger adjustments if you cant tell much difference in the handling after you make smaller adjustments. Save these setup files to C:\Documents\iRacing\setups\dirtstreetstock\. the radiator. SR10 Dirt Oval RTR. iRacing Dirt Street Stock Setups - Old School Racing Motorsports Ive raise the center section of the chassis where the the upper mounts attach by 3".

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