It's the average height of the instant centers that determine the roll center height. 6. 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. Ackermann is easily checked by using a laser system or strings. Car has stock location rear links and stock links , different bushings . Add to Cart. If the car feels loose throughout the corner, lower both track bars evenly. Swap Option: Medieval will build the chassis using one of our sandblasted frames. Dial In Your Metric. The car will turn better and we will have more bite off the corners. 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. Im lifting early and using zero brake. We were allowed weight jacks and after market uppers in front also. 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. The artistry comes in when you actually do it. View all S3SS. (Uncheck the box beside Attach left side and use the arrows beside Left bar end clearance to zero the preload). Car went anywhere he wanted and was quick time, won the trophy dash, heat race and main. 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. 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. Wheels. Ill provide a couple of tips that will help you get your car tighter or looser, whichever you need. However, tie down shocks are becoming less and less desirable. 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. Create New Wish List . Posted 5 weeks ago. Steering Geometry The sportsman car i had at SAS was always a fast car and it was coil spring 4 link no panhard bar and no weight jacks. When you enter the corner you are going to slow down. We always start with the front end geometry on any race car. A level panhard bar ( same mounting height on both sides) means force is vectored laterally to the 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. 10702FMC FRAME & CAGE - FAB CHEVELLE MOD. 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. 1. Free . However, they should be required to run he two stock lower rear trailing arms in their stock locations. Car went anywhere he wanted and was quick time, won the trophy dash, heat . 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. It would be nice if we could change the rear suspension, I have done a lot of research on it and have found some info, there is just not a lot legally that can be done with it. 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. 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. AFCO C2 METRIC PADS $179.99. So don't try it. Bush i agree with your Eriez/ 7 comment. A three link with panhard bar using the stock lower mounts works fine. You might try a little trail braking. Sometimes weather differences will require changes to either tighten or loosen the setup. 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. That troubles me. Taipei, Taiwan. This will be a brief tutorial that should help iRacers adjust their setups to better suit their driving styles. The car madracing 19 has for sale has all of these things done to it. 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. Get any of Steve Smiths street stock books for general knowledge in the essentials of cam/cas, toe out , roll center etc. I ran a street stock/sportsman from 1995 to 2000 with a metric frame. LIT-721 80293NDP 2009-2015 Cadillac CTS-V HE. Drag the brake lightly as you enter the corner. Pay attention to the left front tire temperatures versus the left rear. RacelineCentral.com All Rights Reserved, NASCAR 2K3 Racing Season Garage 101 Guide Download, Creative Commons Attribution-Noncommercial-No Derivative Works 2.5. I just think frames are harder to come by, so are stock blocks, so the old stock and hobby classes are a dying breed. It has been found that the misalignment of your tires/wheels presents serious drawbacks to a finely tuned chassis and setup. Why Lower The Rear RC? It must show a consistent gain in performance and a logical ideology to the bulk of race teams. If the car's center of gravity was say 16.5 inches (around average for an asphalt car that has been lowered), there would only be a 2-inch moment arm to try to roll the car. 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. Alignment issues are defined as: A. rearend alignment, B. contact patch alignment, C. driveshaft to pinion/transmission alignment, and D. engine alignment. Antidive and antisquat are mechanical influences that can help our transitional phases of entry and exit. This will loosen the car, and that's undesirable, especially on dirt. If all of these issues are evaluated and corrected, then you can move on. I noticed the camaros can arch or de arch springs. As these pads get hot, they offer more friction, and still work well at over 1000 degrees. So, there is a limit to how much you can get away with and still have a decent corner entry. As each season comes along, our knowledge of what we need and desire grows. LIT-A950700006 80249N Ford F-150 LightningHarley HE. Over the years I have had lots of feedback that most . Always try to start with the track bars first. This is because of the construction using angled, from a top view, arms that converge to points called instant centers. Even when clear rules exist, the track officials are often reluctant to enforce them. Full of fuel, everything done, full of oil, lead bolted down. Most good cars are built on wheel scales. Street Stock Dirt Oval Racing - All the dirt, clay and pavement-racing excitement in a 1:10 scale RTR. Location. And your choice of aluminum or steel fenders doors and quarters. Leaf springs are important when towing heavy objects.Bear with me here, this digs a little deeper into how leaf spring suspensions work. We had no idea how popular and successful this line of chassis would be. 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. It is not advantageous to have the rearend steer to the right at any time on asphalt. That extra effort is what separates the front runners from the rest of the field. Circle Track Setup: The Case for Caster. CRA street stock. We also might want to change the locations of the chassis and/or rearend mounts for the links. Good luck. 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. I don't really encourage that method. One guy said it come up off the ground two feet. If the car feels tight on corner exit, raise the right track bar. ANYBODY KNOW OF ANY STREET STOCK RACING CHEATS/TIPS. MSRP: $515.99. Your close on the springs if the car is 3200. This tape Chassis Tuning 101 Murfdogg. Most Metric cars I've evaluated have rear RC's up around 14.5 inches off the ground. 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. 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. I don't know much about spring adjusters hidden or otherwise but I'd say they could be made to work. 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. Posts: 72. var email = "RacelineCentral" 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. My Metric front end setup. Brian Wise. If the car is tight under throttle, or driving off the left rear, invert the spring perch offset adjustment procedure above. Also has a anti roll bar added to it. As far as I know, all of the iRacing asphalt cars are adjusted the same way. We took all the cross out like Lee and trailed the RR and did not use much stagger. did desi arnaz jr have a stroke; moose tracks vs cow tracks ice cream 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. 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. 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. The amount of resistance is directly related to the degree of side view angle we put in our control arms and the amount of brake force used. Brake Bias I built the car not the engine . How to Open the Setups. A good handling car can make gobs of horsepower and hook it up. That's one thing I've really never understood about some street stock classes that don't allow weight jacks. ! The right-side tire contact patches will also need to be inline with the right front tire pointed straight ahead. Its a whole lot more driver and a whole lot less setup on dirt. We had LF 1000, RF1300. "One bad person can ruin it for everyone and that is just disrespectful", The . Thats the theory and the science anyway. Is this why Im wearing out the right front? I would run either the pure stock or street stock class. However, that is only one of the three basic geometric ways to move a tire on a race vehicle. Over the years, most of the things that I have learned about racing, I've learned the hard way. If your vehicle of choice utilizes a McPherson strut style front suspension, then your 2 pivot points would be . We must develop ways to create more rear traction on acceleration only. . Front End Geometry I would get the metric arms from Speedway P-N 910-31134-RH (LH) they are 8.0 and 8.5 long. Plan to win in a repeatable fashion. 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. set the tone for how the parts and setup will work.
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