Before you start your season, you need to create your Lee Christjohn of Antigo, WI knows what it takes to win street stock races. Even when clear rules exist, the track officials are often reluctant to enforce them. Manyof the ideas fit into the gray areas and some of them are outright cheating. Adjust drag link accordingly, *unless something is bent, spindles, drag link, idler arms, etc. 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. competition. Designed and built with one thing in mind, WIN RACES. I would suggest going to www,4m.net to the tech board. It is not advantageous to have the rearend steer to the right at any time on asphalt. Aero Package PREMIER. LOL. I ran a street stock/sportsman from 1995 to 2000 with a metric frame. By Bob Bolles, Circle Track Magazine . Lowering the rear RC and softening the RR spring will help solve the problem. Polyethylene Film / PE Sheet Forum Actions: Forum Statistics: Threads: 4; Posts: 10; Last Post: I-44 Speedway-Jeg's Master of. About Us. 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. 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. I would get the metric arms from Speedway P-N 910-31134-RH (LH) they are 8.0 and 8.5 long. I will post as I no longer race, the biggest thing is the angle of the upper and lower control arms in the rear, you need to understand roll center and instant center to be able to adjust it correctly. Subtle changes often go unnoticed, especially when they're hard to see without jacking the car up and crawling underneath. Its not necessary unless your own a road course. Car went anywhere he wanted and was quick time, won the trophy dash, heat race and main. Home. Over the years, most of the things that I have learned about racing, I've learned the hard way. To download a copy of the E-book, simplyclick on the link below. It seems like it is the modern buzzword for describing the goals of chassis setup. Shocks If he was at the track and saw the car run he would know that it worked ( by the way it also worked at Eriez ). That was it. Good luck. Street Stock Dirt Oval Racing - All the dirt, clay and pavement-racing excitement in a 1:10 scale RTR. 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. 7. 1. Bilstein Stock Car Shock Package Fits the popular metric chassis (4) Front shocks (3) Rear Shocks Stock Mount front and rear Additional Features Nitrogen Gas . A three link with panhard bar using the stock lower mounts works fine. 122. Estler's Mortgage Lifter is ideal for growing in northern climates due to its ability to withstand cooler temperatures better than other varieties. Add to Cart. The car would have a complete roll cage with stock type suspension. RAceman. If you can use bucket and run a taller sprign thats a good way to go. The metric cars at THR may be as competitive as the camaros but at CC they were not even close untill we were allowed to change to 3 link and a panhard bar. 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. Remember, we're still using stock components, we're just making small relocations of those points. On a metric four-link car, the four control arms determine the rear moment center height too. The pad is best used on IMCA style modifieds, the fronts of "Outlaw" style modifieds, drag racing . I guess the leaf cars could be allowed adjustable shackles in the rear to even that one out, sort-of. Street Stock Setups. The control arm angles affect the rear steer and the third-link angle can redistribute load upon acceleration. If all of these issues are evaluated and corrected, then you can move on. 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. 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. Click. "One bad person can ruin it for everyone and that is just disrespectful", The 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. Posts: 72. Here is an explanation of balance related to the dynamics of the race car. Each end has its own moment arm length and resistance to roll as well as other factors. Still having problems? Street Stock Tech. 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. I have little experience on dirt but can definetely notice this! Im using a 9" floater, locker, 60" w/centered pinion. However, that is only one of the three basic geometric ways to move a tire on a race vehicle. Has gone 1.29 60 ft on spray, has 28 10.5 et street tires on it also. 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. We run on street tires and can not move suspension mounts (viasably ) I won the championship last year with a car . Sep 1, 2009. That extra effort is what separates the front runners from the rest of the field. 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. The Antis The upper IC is to the rear of the rearend and the IC for the lower links is well in front of the rearend. 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. Christjohn has been racing street stocks for 13 years and has amassed 74 feature wins and 4 track championships. Just trying to help someone. . Smaller gains can come later on after the more important aspects of setup are resolved. Front End Geometry 70030. 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. 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. I dont really recommend it. You refering to dirt track racing correct? The car is loose mid to exit with not foward drive. Roll Center or Moment Center. Most guys that are fast there are fast everywhere. If the car is tight under throttle, or driving off the left rear, invert the spring perch offset adjustment procedure above. Basically, if the suspension mounting points must remain stock, the leaf spring cars will dominate (at least on ashpalt.). 4. I think if I had the opportunity I could make the 4-link work on asphalt using a similar set-up that I used on dirt. The surest way to get disqualified is to bolt an illegal part onto your car. In Stock. 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. I think everyone agrees that the old leaf spring cars (Camaros and Novas) are becoming harder and harder to find. 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. With so many different combinations of possibilities it leaves us with literally thousands of possible chassis combinations to choose from. 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. The moment arm is 5.5 inches for the Late Model and is much easier to set up. Take a look at a metric street stock rear suspension video. Port City Racecars Road Race Chassis is a purpose-built racing machine. The less fuel in the tank the tighter the chassis will become. 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. Swap Option: Medieval will build the chassis using one of our sandblasted frames. . 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. Dwarf Mr Snow, Fred's Tie Dye, Saucy Mary, Sweet Scarlet, Kangaroo Paw Green, Idaho Gem and Banana Toes are just a few of the varieties one gardener is growing in a 4x8 bed of "bulletproof" tomatoes. Check with the rules to see if it's even mentioned. I ran a street stock/sportsman from 1995 to 2000 with a metric frame. 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. The cars with the stock metric 4 link all seem to go into a four wheel drift and are always loose on exit. 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 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. Order Wilwood part number 150-9442K. Aug 24th 2005. 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. Nick might be a better theory guy but I don't think that just adding a panhard bar will get you there. I would rather race 100% legal with a rule book that is written 100% clear and specific, that is enforced as it is written. 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. I have had a lot of feedback from teams who did the same with the same results. Circle Track Wheels. would be able to run on asphalt with the leaf spring cars. RacelineCentral.com All Rights Reserved, NASCAR 2K3 Racing Season Garage 101 Guide Download, Creative Commons Attribution-Noncommercial-No Derivative Works 2.5. 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. Disconnect the sway bar and zero (unload) it. 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. We run on a semi flat 1/2 mile asphalt track. I can't tell you how many times I have refined the MC location in a car and had it totally change the way the car turned, for the better. We also discuss how to identify the cause and the best treatments for each type of pest. 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. Rear Geometry Camber was -2 deg on RH and +2 deg on LH at ride height. To add weight to a given corner, raise the ride height at that corner or lower the ride height at an adjacent corner. With allot of experimenting I found a way to really get the car to hook up. Unbalanced setups exhibit easily observed characteristics, such as unusually high degree of wear and temperature on one tire versus the other tires. And I do agree weight jacks don't cost much, sure is alot easier to do the same thing we were doing with hidden couplers and shims . Officials are trained to find sneaky parts. 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. 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 . They arent usually as good at spotting little modifications to every single part of the suspension. LIT-722 C7 Z06 Corvette Heat Exchanger 80294NDP. var contact = "Contact Us" For many gardeners, it starts with tomatoes. 3. These are the general rules unless you are trying to "tie down" a corner. Thats with a 305 a ton less HP. How to Raise Cross Weight in iRacing Setup. Additionally, modern pennies are only 2.5% copper, so older pennies should be used instead for better results. Russet mites are a type of pest that can cause damage to leaves, stems, and petioles. 35809 FABRICATED IMPALA FRAME. How about just adding a panhard bar to the stock four-link setup? jp. Might go25- 50 pds more on each side and the left side should be more than the right side. I was also wondering, are there any tricks you have to make your tires wear slower without damaging speed. ! Another way to gain bite that we have described in the past involves the use of a spring-loaded pull-bar that allows a certain amount of rear end rotation. SUCH AS SPRINGS, SHOCKS, SWAYBARS ETC. Reply #9 - 05/01/09 at 8:00pm. Wheels. Cvracer5. lowers are stock location on frame. -3 . 03 0@ 34-.=- 2 ++(+'o $ (&%q qqqqqqqqqqqqqqqqqqqq ,&%q qqqqqqqqqqqqqqqqqqq qq (,%q qqqqqqqqqqqqqqqqqqqq ,,%q qqqqqqqqqqqqqqqqqqq qq My truck has weight jacks and a stock 4 link. Setup Tips for Metric on asphalt racecheep. It must show a consistent gain in performance and a logical ideology to the bulk of race teams. 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. Not sure how much traffic this post will get here. 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. The car will turn better and we will have more bite off the corners. Your email address will not be published. I just think frames are harder to come by, so are stock blocks, so the old stock and hobby classes are a dying breed. For me its very hard to be consistent and to adapt to the changing track states! 6. As these pads get hot, they offer more friction, and still work well at over 1000 degrees. 2. Why Lower The Rear RC? A tight condition is the number one complaint from drivers. So, we must make due and set up these cars the best we can. That's one thing I've really never understood about some street stock classes that don't allow weight jacks. I never felt good about cheating but when everyone does you need an even playing field. Bite Off The Corners As you will gather from this book, setting up your car right and properly maintaining it is a lot of work. And, some aspects of chassis setup build on other aspects. Less fuel equals faster speeds. Add to Cart. Oct 12, 2013 #2. Its a whole lot more driver and a whole lot less setup on dirt. Yea how many years ago a1? This force is resisted by the ball joints and control amrs. Thats the theory and the science anyway. We ran the stock lowers but boxed them and put in better bushings if I recall correctly. This topic is now archived and is closed to further replies. How to Lower the Cross Weight in an iRacing Setup. In the last article, I talked about the uses of toe and how it affects both drivability and front-end dynamics. Those cars are coming around becoming competitive. Leaf springs are important when towing heavy objects.Bear with me here, this digs a little deeper into how leaf spring suspensions work. In the end there is a ton of stuff out there, everyone seems to have something that works. This setup guide also has new information based on the changes that go along with the new version of the sim. Since mustangs have a similar rear suspension would these same mods work? 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. Because these cars are being used in great numbers in the Stock classes of racing here in the U.S., we need to have a better understanding of the design and how it relates to the setups. I'll start out with what seems like the obvious to me - the rear suspension. 10. Free Download Chapter listings from Street Stock Setup Maual 2.1.pdf (PDF). Sliding the MC left and to the inside of the turn makes the suspension softer. Dec 24, 2005 at 5:33am. CRA street stock. 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. Use the "new" 7 inch arm on the RH and the 8.5 on the LH. I ran a metric street stock at HMP for a number of years and was definitely not at a disadvantage. Thanks a lot for making it. 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. 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 If this component on your car is not right, then the whole car will suffer, no matter what else you do. Join OSR Voice/Text Chat. For the most accurate Setup and Tech Support, download our Scale & Setup Sheet, fill it out with as much information as you can and then fax it to us at 402-228-4796. If the LR tire is too cool, then the RR spring is too stiff. ANYBODY KNOW OF ANY STREET STOCK RACING CHEATS/TIPS. A spring split of 250-lb/in spring in the left rear and 200-lb/in spring in the right rear is common. The engine should always be aligned perpendicular to the rearend and/or parallel to the centerline of the car.
How To Carry A Handkerchief On Your Wedding Day,
Articles A