The track was a 5/8 mile asphalt and was extremely fast. 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. 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 . by rick7343 Fri May 01, 2015 5:14 pm, Post Your email address will not be published. That troubles me. LIT-722 C7 Z06 Corvette Heat Exchanger 80294NDP. Do not attempt to open the setup file in Windows. 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. 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. Once the setup has been balanced and the shocks are decided upon, we need to evaluate the turn-entry characteristics and the fact that brake bias is a very important influence at this segment of the track. That is the essence of shock technology related to handling influences. Make small adjustments, about one half of one percent. 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 . 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. 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. I set the car up a particular way last year and won a heat race with my street stock in the late model class at HRP. There are two main ways to tighten or loosen the car. 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. Polyethylene Film / PE Sheet Car went anywhere he wanted and was quick time, won the trophy dash, heat . As these pads get hot, they offer more friction, and still work well at over 1000 degrees. I think with the panard bar and 3rd link the metric cars. Special Discount Cost- $24.95 !To download a copy of the E-book, simplyclick on the link below. A set up plan will help you to build a race winning effort. I think that since SAS is more of a momentum track and the metric cars may not have such a disadvantage. Add Comment. We also might want to change the locations of the chassis and/or rearend mounts for the links. Brian Wise. Setup Tips for Metric on asphalt. Yes, I get inquiries about how to apply the BBSS setups to both of these types of cars. The very last thing you need to worry about is your aero package. Might go25- 50 pds more on each side and the left side should be more than the right side. 35810 FABRICATED CHEVELLE FRAME. ford 9' rear end w/disc brakes, stocks, springs, gauges just add motor and transmission and go racing. Raising the rear of the lower links also lowers the rear RC, although in reality this is very hard to do because the links are already mounted close to the rearend axle housing. This is our 1988 Monte Carlo Stock Appearing Body. METRIC CROW FOOT Other Items Online Auctions at EquipmentFacts.com. 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. Shocks That extra effort is what separates the front runners from the rest of the field. They aren't expensive to buy or install, WB shocks are the same price as stock mount ones and bolts allow for much easier tuning. I was also wondering, are there any tricks you have to make your tires wear slower without damaging speed. We also discuss how to identify the cause and the best treatments for each type of pest. The rear roll center is certainly part of the problem. did desi arnaz jr have a stroke; moose tracks vs cow tracks ice cream Each setup has a life cycle or a time frame in which it will work before we run into a stopping point with it. I measured ours at close to 20". Wheel Covers. Check your PM's. As each season comes along, our knowledge of what we need and desire grows. Setup Balance SR10 Dirt Oval RTR. 5. $1,700. Fox80. 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. 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. Nick and I agree on something! Most of the ideas in this book are perfectly legal for any rule book. Thanks a lot for making it. This is because of the construction using angled, from a top view, arms that converge to points called instant centers. Eliminate most of your bumpsteer and Ackermann and install the correct steering ratio for your track that would suite the driver. Antisquat results from the third link trying to straighten out, or become more horizontal as the car accelerates and the rear end desires to rotate. I think Terry has already tried, but we'll try again. Bilstein has put together the ultimate Street Stock / Factory Stock Shock Package. I ran a metric street stock at HMP for a number of years and was definitely not at a disadvantage. Why Lower The Rear RC? You must log in or register to reply here. set the tone for how the parts and setup will work. I would run either the pure stock or street stock class. What I hear I feel is representative, although those who dive head first into the BBSS mix not because of a perceived and measured expectation of success but because of the "see monkey, do monkey" attitude, will never share what they are doing. The Metric four-link suspension design is a bit different than most other rear suspensions. 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. Truck99August 22, 2005 in Grease Monkey Hangout. How to Open the Setups. I have had a lot of feedback from teams who did the same with the same results. 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. Manyof the ideas fit into the gray areas and some of them are outright cheating. Location. Get it right or don't get it at all. This tape 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. It is not advantageous to have the rearend steer to the right at any time on asphalt. Flat Tracks: On an asphalt car, utilizing slightly stiffer rebound on the left side, while softening the rebound on the right side, will generally enhance the handling of the car. 3. The car would have a complete roll cage with stock type suspension. Refer to the images below. Dirt Race Life is explaining how to draw out the front end on a race car and determine where the roll center is. We run on a semi flat 1/2 mile asphalt track. It is a low acid tomato with a unique flavor that has been described as sweet, yet slightly tangy. 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. Christjohn has been racing street stocks for 13 years and has amassed 74 feature wins and 4 track championships. So don't try it. Leaf springs are important when towing heavy objects.Bear with me here, this digs a little deeper into how leaf spring suspensions work. This force is resisted by the ball joints and control amrs. This means keep track of weight coming off and going on. It's on a car that I'm helping with. If the car is tight under throttle, or driving off the left rear, invert the spring perch offset adjustment procedure above. The artistry comes in when you actually do it. Street Stock Setups - Custom iRacing Setups and Paints for dirt oval and asphalt oval cars. With several wins and a championship under our belt after the first year . Sort by. Am I correct that you would reattach the sway bar after making the perch adjustments? Race Car Street Stock Set Up help manual book. JavaScript is disabled. 321. . Is this why Im wearing out the right front? If you want to know how to adjust iRacing Sprint Car cross weight, go here. In 2005 Victory Circle entered the world of dirt racing. 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. This guide is very similar to the NASCAR Racing setup guide. Street Stock Tech. Oct 12, 2013 #2. Christjohn likes to get to the track early and get his car set up so he can watch the races. We took all the cross out like Lee and trailed the RR and did not use much stagger. I ran a metric street stock at HMP for a number of years and was definitely not at a disadvantage. In the end there is a ton of stuff out there, everyone seems to have something that works. Chassis. If the car feels loose throughout the corner, lower both track bars evenly. I have always believed in priorities because you can make gains faster when you solve the high priorities problems first. As the car is lowered, the rear RC will generally move down. I dont really recommend it. The proper steps to do this are outlined below. That was it. Im using a 9" floater, locker, 60" w/centered pinion. Pavement Modifieds. The setup we choose needs to be arranged so that the dynamics are balanced between the front and the rear suspensions. Stretch Film Division. Your close on the springs if the car is 3200. 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. 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. A good handling car can make gobs of horsepower and hook it up. A 1 1/2-inch top view misalignment with a 44-inch driveshaft results in nearly 2 degrees of angle at both the tranny and the pinion shafts. This variety grows best when grown alone and can reach up to 12 feet tall. Here is an explanation of balance related to the dynamics of the race car. You are using an out of date browser. One guy said it come up off the ground two feet. Of the other two, camber is well-recognized, but for all intents and purposes, the least-understood . Here are some recommendations. I drive both a metric (my truck) and a leaf spring car (ss). 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. 2. After payment you will be directed to a download page. If the car feels tight on corner exit, raise the right track bar. Thank you, that forum is a wealth of information. That's why I asked about weight jacks in the original post. Brake Bias This setup guide also has new information based on the changes that go along with the new version of the sim. If all of these issues are evaluated and corrected, then you can move on. "ULTIMATE" Racing Car Chassis Setup Guide and Tutorial. var emailHost = "hotmail.com" This will help keep your ride heights in the ballpark. SUCH AS SPRINGS, SHOCKS, SWAYBARS ETC. I talk to lots of racers representing every form of circle track racing in every region of the country and beyond. I think everyone agrees that the old leaf spring cars (Camaros and Novas) are becoming harder and harder to find. Be careful not to overdue that. Use the "new" 7 inch arm on the RH and the 8.5 on the LH. The dynamics of the moment center and the effects of camber change have been explained before. race pictures, racing news and season updates for the Frost Racing Team. competition. so I ran a .185 valving. Bite Off The Corners View Profile View Forum Posts Private Message Visit Homepage 02-25-2021, 09:09 AM. Disconnect the sway bar and zero (unload) it. And, it must be economically applied. Includes: Performance handling basics, chassis & roll cage fabrication, front suspension alignment, changing the roll center and camber curve, rear suspensions, springs and shocks, tires (bias and radial), stagger, gearing, basic chassis set-up for asphalt and dirt tracks, weight adjustments, tuning the car to . 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. March 27, 2015. Order Wilwood part number 150-9442K. On a metric four-link car, the four control arms determine the rear moment center height too. 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. A very soft spring would need more compression rate and less rebound rate, whereas a stiff spring would need a lot of rebound rate and much less compression rate. A tight condition is the number one complaint from drivers. 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. It's that time of year again when gardeners all over the world are planning what to grow in their gardens. Those cars are coming around becoming competitive. Got protested and is now in limbo! As for stock arms they worked just fine ,and didn't cost anything. 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/. Once you've made the entry to the corner balanced, check to see if the adjuster is centered. The car is loose mid to exit with not foward drive. Pure Stock Tech. The CCMS rules allow 3rd link and panhard bar. We run on street tires and can not move suspension mounts (viasably ) I won the championship last year with a car . This guide was awesome! I would trail brake or lift earlier. Letting the metric cars run Camaro spindles would be a step in the right direction. taipei city stock pictures, royalty-free photos & images Online: $349.99. Welcome, Guest. 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. Unfortunately, most rule books that I have dealt with are very vague. I would like know what the ic would be on a g body with a 9 inch in the rear with stock suspension. Most Metric cars I've evaluated have rear RC's up around 14.5 inches off the ground. by RonL Fri Jan 02, 2015 12:36 am, Post Most guys that are fast there are fast everywhere. Officials are trained to find sneaky parts. I once drove a metric on both dirt and asphalt. Location:Austin, Tx. Cvracer5. The cross weight adjustments should work on all dirt cars except the Sprint Cars. If the car feels tight on corner entry, raise the left track bar. 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. 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. Before you start your season, you need to create your 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. I feel the metrics should definitely be allowed panhard bars and rear weight jacks. 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. 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. How to Lower the Cross Weight in an iRacing Setup. 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 ). At some point, we take in enough information to allow us to avoid the mistakes of the past and get ahead of the curve in setting up our asphalt cars.