It's on a car that I'm helping with. 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. We also discuss where we want the roll cente. also get to the scales whenever you can. Mopar circle track question | For A Bodies Only Mopar Forum would be able to run on asphalt with the leaf spring cars. 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. Street Stock - (WISSOTA TYPE) - Medieval Chassis Most good cars are built on wheel scales. We have continually pressed these issues because of the extreme importance they have. competition. Taipei, Taiwan. Circle Track Wheels. 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. Antidive and antisquat are mechanical influences that can help our transitional phases of entry and exit. .220 to .235 would be fine without a quickner. 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. I had a very experienced racer come out and help us one time and he said the problem he saw with the car is the rear end looked as if it was shifting to the left by a couple inches. The Street Stock | Get Started Racing We got away from running thatmuch cross as the car was pushy. What do you mean by spring loaded trailing arm, i've always had that idea, but not sure if its something thats available or something i would have to fab up. LOL. We had no idea how popular and successful this line of chassis would be. Hardcore Package - $5,700 (2023 Pricing) *Some components included in the package are not shown in picture below*. Dirt Race Life is explaining how to draw out the front end on a race car and determine where the roll center is. Administrator. The fruits of this plant are large and can weigh over one pound. Most of the time when some ask the question they are at that point and just don't know it. This was taken at Butler Speedway in Michigan. Swap Option: Medieval will build the chassis using one of our sandblasted frames. If those desired angles are different, then we term the setup unbalanced. Plan out changes that could help improve performance or durability. Subtle changes often go unnoticed, especially when they're hard to see without jacking the car up and crawling underneath. 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. We ran the car with a lot softer set up than that. But if you cant 11 inchers is all you can go. Those cars are coming around becoming competitive. 507-386-3930. I talk to lots of racers representing every form of circle track racing in every region of the country and beyond. My name is Rodney Arndt, I have an associates degree in automotive technology. Through trial and error, I spent a lot of time, money and energy learning how to get a race car to go around the corner and end up in victory lane. That is the best description of the result of the dynamic force that influences each system. 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. So don't try it. Smaller gains can come later on after the more important aspects of setup are resolved. 7. 9. is applied to the front bumper & air dam of the car covering the openings for air flow to the various components that are cooled through Nick might be a better theory guy but I don't think that just adding a panhard bar will get you there. 2.Now set toe out. Competitions are held on oval tracks . 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. Dial In Your Metric. rolling chassis. Take the RH arm and cut the tube off at the cross shaft, cut 1" off the tube and weld it back onto the cross shaft. Probably to the guys that are beating you! Negative aspects might include excessive bumpsteer (more than 0.030 bump in or out in for each inch of travel is considered negative by most designers), excessive Ackermann (more than a 1/4 degree added steer in either front wheel in 10 degrees of steering input is considered excessive), and incorrect steering quickness. Quote. Check with the rules to see if it's even mentioned. the force of air. Bite Off The Corners A Setup To-Do List to Get You Started . ANYBODY KNOW OF ANY STREET STOCK RACING CHEATS/TIPS. 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. PDF Harris Auto Racing - Race Cars with Attitude JP, are you saying that you were allowed to run it in that form - stock lowers with an aftermarket upper link? Online: $349.99. In the same manner, we can lower the rear mount of the upper link and lower the upper IC. 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. They arent usually as good at spotting little modifications to every single part of the suspension. Loss of efficiency can rob power from the drivetrain due to the generation of vibrations and harmonics that are also damaging to the bearings. When the LF is too cold, the RR spring is too soft. Here are what we consider to be the 10 most important areas of chassis setup with No. Free Download Chapter listings from Street Stock Setup Maual 2.1.pdf (PDF). Numerous car builders have come to realize the truth in the above statements. ford 9' rear end w/disc brakes, stocks, springs, gauges just add motor and transmission and go racing. Eliminate most of your bumpsteer and Ackermann and install the correct steering ratio for your track that would suite the driver. 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. Samuel232. 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. Tire Tools. This will loosen the car, and that's undesirable, especially on dirt. Cra bomber, turbo ,etc. by RonL Fri Jul 17, 2015 12:02 am, Powered by phpBB Forum Software phpBB Limited, Shocks, Springs, Brakes, Frame, Body Work, etc. I drove the #01 ss for two years and tried everything I could think of within the rules and it was a hard job to keep the car in control because of the binding of the rear suspension. 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 . I would run either the pure stock or street stock class. 30 day Money Back Guarantee!- If you don't learn something that helps you go faster, email me and I will refund 100% of your money backAfter payment you will be directed to a download page. First of all, the design is intended to solve several problems. We were allowed weight jacks and after market uppers in front also. Also has a anti roll bar added to it. Street Stock Setups - Custom iRacing Setups and Paints for dirt oval and asphalt oval cars. Then it's done! Mod Four Tech. 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 Circle Track FAQs - QA1 Understanding Caster and Camber for Suspension Setup - Speedway Motors Bolt on Torque Link Bracket - Afco - Pair Special Discount Cost- $24.95 !To download a copy of the E-book, simplyclick on the link below. RacelineCentral.com All Rights Reserved, NASCAR 2K3 Racing Season Garage 101 Guide Download, Creative Commons Attribution-Noncommercial-No Derivative Works 2.5. Might go25- 50 pds more on each side and the left side should be more than the right side. 30 day Money Back Guarantee!- If you don't learn something that helps you go faster, email me and I will refund 100% of your money back. Metric Chassis Roll Centers - Lone Star Speedzone Forums 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. Each end has its own moment arm length and resistance to roll as well as other factors. Street Stock Setups. What do you think Nick? I drive both a metric (my truck) and a leaf spring car (ss). Quick view. My truck has weight jacks and a stock 4 link. Bump Springs Tech. Told me he might be going to Lebanon to run now. It's that time of year again when gardeners all over the world are planning what to grow in their gardens. A three link with panhard bar using the stock lower mounts works fine. We can run different sized lowering blocks, but that is not the same as a weight jack from a "quick adjustment" perspective. 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. 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. Motorcycle. 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. 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. 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 . Dirt Late Model Racing News and Driver info across the Mid Atlantic. Here is an explanation of balance related to the dynamics of the race car. If your vehicle of choice utilizes a McPherson strut style front suspension, then your 2 pivot points would be . Just about all the available setup options that you can adjust on a real WC car can be adjusted in the sim. I never felt good about cheating but when everyone does you need an even playing field. If you need to know the height of your Metric four-link rear roll center, then send an email and I will send you a free calculator to use. jp. 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. Whats the dominant front clip, and what are they doing with these metric rear setups? We ran the stock lowers but boxed them and put in better bushings if I recall correctly. My Metric front end setup. We can add the stiffer bushings to most of the points, but leave several, one at the top and one at the bottom, as a rubber bushing to absorb the torque created in roll. Thank you, that forum is a wealth of information. I would say 99's priorities worked just fine. The settings, including the moment center location, really do dictate how all of the other parts and pieces of setup will work. Antidive helps prevent sudden nose dive on entry by mechanically resisting the downward motion of the suspension using the rotational forces created through braking. Required fields are marked *. What Are Russet Mites? 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 . Taipei City Stock Photos, Pictures & Royalty-Free Images - iStock Biggest change is getting ride height . 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. Poorboy, I think you're exactly right. $1,700. That extra effort is what separates the front runners from the rest of the field. Street Stock Racing Cars for Sale | RacingJunk In 2005 Victory Circle entered the world of dirt racing. Welcome to STLRacing.com, home of St. Louis Motor Racing News. 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. Coreless Stretch Film; Pre-Stretch Film; Hand Roll; Machine Roll; Jumbo Roll; Industrial Plastic Division. If you can use bucket and run a taller sprign thats a good way to go. When thisbook was originally published in 2001 it was specifically for GM Metricchassis (78 or newer Malibu, Monte Carlo, Regal and Cutlass cars) racing on asphalt. Roll Center or Moment Center. by RonL Fri Jan 02, 2015 12:36 am, Post iRacing Dirt Street Stock Setups - Old School Racing Motorsports And, it must be economically applied. 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. Great advice! So, again this year as in past years, we will present what is admittedly the formula for success related more for the conventional and what we call soft conventional setups mainly because these are the ones that produce more consistency and do win races. Try one or two click on each spring perch shown above to raise the cross weight. Asphalt Street Stocks & Parts Only - Facebook Also pinion angle with stock bushings. 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. It must show a consistent gain in performance and a logical ideology to the bulk of race teams. Off-centered adjusters can be very inconsistent. Why Lower The Rear RC? As for stock arms they worked just fine ,and didn't cost anything. the radiator. METRIC CROW FOOT Other Items Online Auctions at EquipmentFacts.com. We are only talking about a difference of 0.040- to 0.060-inch, but that is enough to help stabilize our car on exit and provide added bite. PDF By Bob Bolles, Circle Track Magazine - Longacre Racing Thats with a 305 a ton less HP. LOL. 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. var email = "RacelineCentral" 8. However, they should be required to run he two stock lower rear trailing arms in their stock locations. It is this sliding scale situation that determines the stiffness of your front end. The cars with the stock metric 4 link all seem to go into a four wheel drift and are always loose on exit. You can use your stock metric pitman arm and . This force is resisted by the ball joints and control amrs. View Profile View Forum Posts Private Message Visit Homepage 02-25-2021, 09:09 AM.