Create New Wish List . Nick and I agree on something! Although Im sure youre backing up your corner and lifting early, it can still wear the right front because the tendency is to lift as late as possible which can cause a faster corner entry than you might realize, causing the RF to heat up. This force is resisted by the ball joints and control amrs. LIT-A950700006 80249N Ford F-150 LightningHarley HE. 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. BBC Truck Header 2 1/4in X 4in Fender Well Schoenfeld 2348 . By Bob Bolles, Circle Track Magazine . Johnny likes a softer feeling car, front and back. 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. ! We had LF 1000, RF1300. 5. The rear won't desire much roll and there will be excess load transfer to the outer wheel and tire. Dial In Your Metric. In 2010 we made a good car better by a design change with the introduction of the Chevelle front clip. That was it. Plan your shock layout by comparing the stiffness of one to the other corners and to the spring stiffness at the corner you are trying to control. That was the only time that car was really fun to drive even though I opted not to go to tech because it was not legal for THR rules. I ran a street stock/sportsman from 1995 to 2000 with a metric frame. I think with the panard bar and 3rd link the metric cars. And, some aspects of chassis setup build on other aspects. Here is an explanation of balance related to the dynamics of the race car. men need when considering these types of changes. Bush i agree with your Eriez/ 7 comment. 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. 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. . It was either cheat or park it until the rules change. 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. The settings, including the moment center location, really do dictate how all of the other parts and pieces of setup will work. Long exposure, Nikon D810. As far as I know, all of the iRacing asphalt cars are adjusted the same way. If you can use bucket and run a taller sprign thats a good way to go. the force of air. Letting the metric cars run Camaro spindles would be a step in the right direction. Street stock, pure stock, sportsman, factory stock. 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. The cross weight adjustments should work on all dirt cars except the Sprint Cars. With so many different combinations of possibilities it leaves us with literally thousands of possible chassis combinations to choose from. You can try bigger adjustments if you cant tell much difference in the handling after you make smaller adjustments. 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?" That is the best description of the result of the dynamic force that influences each system. I have always believed in priorities because you can make gains faster when you solve the high priorities problems first. Every year, Jack asks drivers for input regarding rules changes for the following year. Sometimes the handling of the car might not be to your liking. One way is to have a rear spring split, where the right rear (RR) spring has less spring rate than the LR spring. View Profile View Forum Posts Private Message Visit Homepage 02-25-2021, 09:09 AM. Yeah! Roughly 8-10 degrees of third link angle is sufficient to promote antisquat and not hurt your corner entry. Setup Tips: These tips are for an independent a-arm front suspension and 3-link rear suspension type of car, but may apply to other types of suspensions as well. Yes, outright violations are penalized, but creative interpretations or improvements in area that have no specific rule usually get the Don't bring that backnext week penalty. 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. If you have any problem with the download, just email me, and I will email or Facebook you your file. SR32 - Developed for the right fronts of dirt cars where low grip is needed to help build bias in the front brake system and help the car turn better when you have to use 4 wheel brakes. ; C1 - Designed for medium to low brake temperatures and provides good cold bite while being rotor friendly. How to Lower the Cross Weight in an iRacing Setup. 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 Street Stock Set Up help manual book. 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 JP, are you saying that you were allowed to run it in that form - stock lowers with an aftermarket upper link? We can lower the rear RC by making changes to the mounting points. Try one or two click on each spring perch shown above to raise the cross weight. Taipei Taxis, City Traffic Taiwan Street scene in the capital city of Taiwan at dusk with motion blurred taxis and traffic in the streets. Aero Package I once drove a metric on both dirt and asphalt. I would rather race 100% legal with a rule book that is written 100% clear and specific, that is enforced as it is written. Dec 24, 2005 at 5:33am. March 27, 2015. 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. 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. The left side suspension usually is designed with about half the angle of the right side in a conventional design. Also pinion angle with stock bushings. 266. Since the spring promotes rebound and resists compression as inherent properties, then the shock rate of compression control must be less than the rate of rebound control. The rear roll center is certainly part of the problem. 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. Samuel232. From NE Ohio to North Central Mississippi, everyone has their own ideas and preferences for what they will plant this year. Is this why Im wearing out the right front? Afco Racing Products. Street Stock Setups - Custom iRacing Setups and Paints for dirt oval and asphalt oval cars. Did you see anything interesting? 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. PREMIER. Make small adjustments, about one half of one percent. That's just a thought, i don't know that for sure. Check your PM's. 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. Most of the ideas in this book are perfectly legal for any rule book. I used 13" springs with buckets welded in the frame on the rear.Car will be to high without buckets trying to use 13" springs.We used straight 6 valve shocks on the front and straight 5 valve shocks on the rear.Don't mess with split valve shocks if you are a beginner.this spring setup . I built Couchenours 99 car . 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. Setup Changes For The Metric four-link Even if we can lower the rear RC to around 13 inches, that's still a high rear RC. Its important to make even adjustments, meaning you should make the same number of clicks on each spring perch. I noticed the camaros can arch or de arch springs. 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. 8. First, we don't want to restrict the movement of the arms too much. Yes, I get inquiries about how to apply the BBSS setups to both of these types of cars. These cars were meant to ride down the road nice not be fast on dirt, so you have to redo all of the mounts, change the length of the trailing arms, use hiems and/or rubber bushings or even spring loaded trailing arms to build traction. Ill start of saying i know how to mesure the roll center but im not sure where im trying to go or how to exactly. Street Stock Setups. We have continually pressed these issues because of the extreme importance they have. RacelineCentral is not responsible for the accuracy of this document, If you are an owner, sponsor, or mentioned here, Please feel free to contact us below for updating. Welcome to STLRacing.com, home of St. Louis Motor Racing News. I'm thinking about building a B Body for dirt track racing. Hardcore Package - $5,700 (2023 Pricing) *Some components included in the package are not shown in picture below*. So, we must make due and set up these cars the best we can. Of the other two, camber is well-recognized, but for all intents and purposes, the least-understood . Order Wilwood part number 150-9442K. Once you've made the entry to the corner balanced, check to see if the adjuster is centered. My name is Rodney Arndt, I have an associates degree in automotive technology. . How about just adding a panhard bar to the stock four-link setup? Not sure if there is a standard for metric cars but I havent found any specs on it. If this component on your car is not right, then the whole car will suffer, no matter what else you do. SUCH AS SPRINGS, SHOCKS, SWAYBARS ETC. 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. I just think frames are harder to come by, so are stock blocks, so the old stock and hobby classes are a dying breed. Street Stock; Other; Best Selling. lowers are stock location on frame. Most guys that are fast there are fast everywhere. 1980 Camaro bomber class street stock crate motor ford 9inch. 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. 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. Metrics can be competitive IF they are permitted to address their four-point rear suspension problems. Now you have to compensate with spring change. (Uncheck the box beside Attach left side and use the arrows beside Left bar end clearance to zero the preload). It's the average height of the instant centers that determine the roll center height. Happy New Year. When this book was originally published in 2001 it was specifically for GM Metric chassis (78 or newer Malibu, Monte Carlo, Regal and Cutlass cars) racing on asphalt. Its not necessary unless your own a road course. Play the all new "DANNY SIMKINS - 11 STRAIGHT - trivia game." We cover all forms of racing in the Midwest featuring racing news, results, photos & videos. You refering to dirt track racing correct? Adding neoprene bushings to all of the connection points will unnecessarily restrict movement and cause the chassis to be stiff in roll. 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. 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. As for stock arms they worked just fine ,and didn't cost anything. Maybe not on little tires either. Forum Actions: Forum Statistics: Threads: 4; Posts: 10; Last Post: I-44 Speedway-Jeg's Master of. This guide is very similar to the NASCAR Racing setup guide. Still, teams want the most they can get out of their cars and if all of the above nine items are in order, by all means, go ahead with aero tweaking. You might try a little trail braking. If one corner of the car is shocked stiff, then as that corner desires to move in compression, more load will be retained by that corner as well as the opposite diagonal corner of the car during the compression cycle only. Try to at least get to 53% front and 53% left weight with out adding ballast behind the rear wheels. 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 number one reason a car will be tight and not want to turn is because the front end is not designed properly. We must develop ways to create more rear traction on acceleration only. Then should I use brakes more? If the car feels loose on corner entry, lower the left track bar. Cra bomber, turbo ,etc. As the front brakes are applied, the caliper grabs the rotor and the motion of the wheel/rotor tries to rotate the spindle. Always try to start with the track bars first. I dont really recommend it. I understand not wanting to share to much especially if your a racer, but who or where else can I gain info on this? 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. 10. Circle Track Setup: The Case for Caster. . Any angle up hill to the right rear will cause upward force on both tires and unload both tires. This is our 1988 Monte Carlo Stock Appearing Body. It's on a car that I'm helping with. 5. As these pads get hot, they offer more friction, and still work well at over 1000 degrees. A three link with panhard bar using the stock lower mounts works fine. Balance is spoken of in all types of motorsports these days, even F1. For a better experience, please enable JavaScript in your browser before proceeding. 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. Circle Track Wheels. The Camaro's we were running against could have weight jacks and tubular uppers as well so it was pretty even. A level panhard bar ( same mounting height on both sides) means force is vectored laterally to the tires. Free Download Chapter listings from Street Stock Setup Maual 2.1.pdf (PDF). Use the "new" 7 inch arm on the RH and the 8.5 on the LH. I would run either the pure stock or street stock class. 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. 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. pretty much none of that ++*% matters at stateline, it is mostly driver and survival is the name of the game, get all your angles and roll centers figured out and you will be faster when you make it to the front i have seen dozens of cars that dominate in the stock class at stateline but get squashed at eriez and rw7 however once you get a car fast at either of those tracks then you will be fast everywhere you go. Conclusion The Metric four-link rear suspension is here to stay for a while. Both of these ICs act like hard points of resistance to lateral movement of the chassis. Free . When the track is cooler, you may want to loosen the car some. jp. 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. For the lower links, lowering the chassis mounts at the front of the link lowers the rear RC. 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. Fast And Furious. Even when clear rules exist, the track officials are often reluctant to enforce them. 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. What do I do if the car is loose or tight throughout the corner? These pads are use on dirt for medium and heavy braking, and asphalt for sportsman and Hobby Stock cars. That's why I asked about weight jacks in the original post. The Antis 507-386-3930. We even did pretty good with it in the THR LLM class back in `99. Dirt Late Model Racing News and Driver info across the Mid Atlantic. 2,224. If the same stiffly shocked corner is in rebound, less of the overall load will be retained by that corner, and its diagonal corner as well, during the rebound cycle only. I would like know what the ic would be on a g body with a 9 inch in the rear with stock suspension. These are the general rules unless you are trying to "tie down" a corner. Taipei, Taiwan. If the car feels loose on corner exit, lower the right track bar. Ackermann is easily checked by using a laser system or strings. This configuration is common in General Motors cars built in and around . About Us. the radiator. I'm a former NASCAR short track driver and league administrator for SASCAR. state doesn't have. Get it right or don't get it at all. Each end has its own moment arm length and resistance to roll as well as other factors. We got away from running thatmuch cross as the car was pushy. If those desired angles are different, then we term the setup unbalanced. If all of these issues are evaluated and corrected, then you can move on. How do I adjust the cross weight in an iRacing setup? 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.
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