asphalt metric street stock setup

And, of course, Terry chose to park it. 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. Setup Balance Circle Track Setup: The Case for Caster. Using our asphalt design technology as a building block and the dirt experience of our new shop foreman we designed our first dirt late model. The pad is best used on IMCA style modifieds, the fronts of "Outlaw" style modifieds, drag racing . 10702FMI FRAME & CAGE - FAB IMPALA MOD. 7. Cra bomber, turbo ,etc. 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. Port City Racecars Road Race Chassis is a purpose-built racing machine. In this article, we explore the possibility of russet mites, thrips, spider mites, and other causes of leaf damage. how to adjust iRacing Sprint Car cross weight, go here. If the camaros are allowed adjustable rear shackles and are allowed to use different lowering blocks then they already have weight jacks and are allowed to adjusted rear roll center. Street stock, pure stock, sportsman, factory stock. This configuration is common in General Motors cars built in and around the 1980's as well as some Ford cars, such as the Thunderbird, from the same time period. Anything helps when u trying to figure out a starting point.thanks for the input i will try some of this and see how it works i have raced some before mostly mini stocks. I drive both a metric (my truck) and a leaf spring car (ss). 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. These pads are use on dirt for medium and heavy braking, and asphalt for sportsman and Hobby Stock cars. Heck, if you are paying 20 bucks to get into the pits you might . Adjust drag link accordingly, *unless something is bent, spindles, drag link, idler arms, etc. Join OSR Voice/Text Chat. 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. What do I do if the car is loose or tight throughout the corner? 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. SUCH AS SPRINGS, SHOCKS, SWAYBARS ETC. Once you've made the entry to the corner balanced, check to see if the adjuster is centered. The number one reason a car will be tight and not want to turn is because the front end is not designed properly. 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. We were allowed weight jacks and after market uppers in front also. 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. That move took this design to the next level. I'm curious what everyone's thoughts are on what it would take to allow the metric cars to be competitive without giving them too much. Location. I appreciate the lead. Be careful not to overdue that. Please Login or Register 03/04/23 at 12:37am, what front springs to start with and whats a good baseline for wieghts the minum is 3100 what do i need for leftside,rear,and cross. This is very "old school" but when applied with a balanced setup, very effective. Post Circle Track Wheels. Car went anywhere he wanted and was quick time, won the trophy dash, heat race and main. Over the years I have had lots of feedback that most . 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. It has been found that the misalignment of your tires/wheels presents serious drawbacks to a finely tuned chassis and setup. Do not seek aero downforce at the expense of aero drag increase. 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. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Your email address will not be published. Your statement that the 3-link is what the metrics needed to level the playing field is the type of feedback that tech. #1. Thank you, that forum is a wealth of information. 321. To add weight to a given corner, raise the ride height at that corner or lower the ride height at an adjacent corner. On a metric four-link car, the four control arms determine the rear moment center height too. Conversely, if the car feels tight throughout the corner, raise both track bars. Those cars are coming around becoming competitive. If those desired angles are different, then we term the setup unbalanced. I'm thinking about building a B Body for dirt track racing. FOR 78-88 GM METRIC CARS. Check your PM's. Truck99August 22, 2005 in Grease Monkey Hangout. 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. Welcome to STLRacing.com, home of St. Louis Motor Racing News. Yea how many years ago a1? Grill tape is nothing more than duct tape. Street Stocks Dur-A-Flex Racing. I have always believed in priorities because you can make gains faster when you solve the high priorities problems first. Johnny likes a softer feeling car, front and back. Maybe not on little tires either. In order to perform the set up routine the car needs to be completely ready to race. On a metric four-link car, the four control arms determine the rear moment center height too. 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. 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. Ackermann is easily checked by using a laser system or strings. 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. Less fuel equals faster speeds. BBC Truck Header 2 1/4in X 4in Fender Well Schoenfeld 2348 . The front moment center (MC) location plays a huge role in how the front end wants to work. About Us. in Exotic Race Cars on a Real RaceTrack, Copyright 2000-2023 Hey I am looking for some guidance setting up my 4 link GM metric rear end. . Each setup has a life cycle or a time frame in which it will work before we run into a stopping point with it. Nick and I agree on something! 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. taipei city stock pictures, royalty-free photos & images Any angle up hill to the right rear will cause upward force on both tires and unload both tires. 122. 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. Did you see anything interesting? 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. It is this sliding scale situation that determines the stiffness of your front end. . You can then make fine adjustments with the sway bar preload if desired. Always try to start with the track bars first. 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 Plan to win in a repeatable fashion. So, it might be the best for asphalt racing to run as low as possible or as much as the rules allow to create a lower center of gravity. Administrator. A set up plan will help you to build a race winning effort. Has gone 1.29 60 ft on spray, has 28 10.5 et street tires on it also. The surest way to get disqualified is to bolt an illegal part onto your car. 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 set-up really planted the RR tire. We also need to establish a ride height that will both be appropriate for our type of racing and also help to establish the best roll center height. Now you have to compensate with spring change. I thought these were street STOCKS? 1980 Camaro bomber class street stock crate motor ford 9inch. Dirt Late Model Racing News and Driver info across the Mid Atlantic. The car would have a complete roll cage with stock type suspension. 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. On both dirt and asphalt cars, it's a good idea to fine tune your shocks based on the type of track you're running. I guess the leaf cars could be allowed adjustable shackles in the rear to even that one out, sort-of. This is because of the construction using angled, from a top view, arms that converge to points called instant centers. What do you think Nick? Street Stock Dirt Oval Racing - All the dirt, clay and pavement-racing excitement in a 1:10 scale RTR. View all S3SS. You must log in or register to reply here. 5. Its important to make even adjustments, meaning you should make the same number of clicks on each spring perch. Your email address will not be published. *-*. Everything you need to know to build, set-up and race a Street Stock competitively. I can only speak for THR, but we are not allowed to use adjustable shackles, or I should say we are not allowed to have shackles of different lengths. 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. Mod Four Tech. It's on a car that I'm helping with. 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. We run on a semi flat 1/2 mile asphalt track. lowers are stock location on frame. Manyof the ideas fit into the gray areas and some of them are outright cheating. I was wondering if anyone out there had any experience circle track racing a mopar unibody. The dynamics of the moment center and the effects of camber change have been explained before. They should also be able to run any panhard bar. My name is Rodney Arndt, I have an associates degree in automotive technology. I remember qualifying times in the 19.6 to 19.7 range. 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. I would rather race 100% legal with a rule book that is written 100% clear and specific, that is enforced as it is written. If you can use bucket and run a taller sprign thats a good way to go. If you could slide the MC to the right, or outside of the turn for you road racers, the front end will get stiffer. Often overlooked in the mainstream, dirt track racing is one of the most exciting forms of tire-scorching car racing action. Don't get me wrong, I like our leaf car for obvious reasons, but it would be cool to see a bunch of metrics out there running well also. The front geometry on a metric car isnt as good as a Camaro though. 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. We also discuss how to identify the cause and the best treatments for each type of pest. 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. 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. If you want to know how to adjust iRacing Sprint Car cross weight, go here. That's just a thought, i don't know that for sure. Unfortunately, most rule books that I have dealt with are very vague. 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. PREMIER. You are using an out of date browser. Check with the rules to see if it's even mentioned. . 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. LOL. The cameros have been better then the metric cars at SAS for years,they used to let the metric cars raise the spring pockets in the rear if I remember right,I don't remember what else they were allowed to do though to be competitive. Poorboy, I think you're exactly right. I was also wondering, are there any tricks you have to make your tires wear slower without damaging speed. JP is that the car you wadded up and broke your leg? I'm a former NASCAR short track driver and league administrator for SASCAR. Lowering the rear RC and softening the RR spring will help solve the problem. 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. 1 Min Read. When the LF is too cold, the RR spring is too soft. There are ways to do that without changing the handling at other points around the racetrack. Aero Package I think I'll make a proposal along these lines. 2.Now set toe out. LOL. 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. Then should I use brakes more? When we recently set up our Project Modified for our first race, we followed a simple list of to-do items that are the same for every race car I ever set up. Full of fuel, everything done, full of oil, lead bolted down. You need to locate the moment correctly, and the cambers . It was either cheat or park it until the rules change. 2. Coreless Stretch Film; Pre-Stretch Film; Hand Roll; Machine Roll; Jumbo Roll; Industrial Plastic Division. 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. The moment arm is 5.5 inches for the Late Model and is much easier to set up. If all of these issues are evaluated and corrected, then you can move on. SmartPad BP-30 is a race only pad for heavy braking on dirt, and intermediate needs on asphalt. The Camaro's we were running against could have weight jacks and tubular uppers as well so it was pretty even. By Bob Bolles, Circle Track Magazine . And, some aspects of chassis setup build on other aspects. We must develop ways to create more rear traction on acceleration only. Conclusion Wheels. 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. Setup Tips for Metric on asphalt. 97 to 2004 set up sheet for stock metric lowers ride height lf 3 1 2 to 4 rf 4 1 2 lr 11 1 4 to 11 1 2 rr 11 1 2 4 link amp 3 link lf 1100 rf 1000 these spring rates are a good starting point some tracks call for a little less and some for a more don t listen to your buddies on spring rates because different, the 4 5 / 20 Add to . Save these setup files to C:\Documents\iRacing\setups\dirtstreetstock\. 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. Shocks Loss of efficiency can rob power from the drivetrain due to the generation of vibrations and harmonics that are also damaging to the bearings. And, it must be economically applied. . So, we either lower the rear RC or soften the springs, especially the right rear spring, or preferably do both. Im lifting early and using zero brake. AFCO C1 METRIC PADS. The cross weight adjustments should work on all dirt cars except the Sprint Cars. First of all, the design is intended to solve several problems. I think with the panard bar and 3rd link the metric cars. It is a low acid tomato with a unique flavor that has been described as sweet, yet slightly tangy. In short, you'll get more rear grip by lowering the rear RC. Metrics can be competitive IF they are permitted to address their four-point rear suspension problems. Verndale, MN. How do I adjust the cross weight in an iRacing setup? 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. Unbalanced setups exhibit easily observed characteristics, such as unusually high degree of wear and temperature on one tire versus the other tires. If you use no brakes you can wear the right front. The car will turn better and we will have more bite off the corners. Make small adjustments, about one half of one percent. View Profile View Forum Posts Private Message Visit Homepage 02-25-2021, 09:09 AM. Customer is to bring a clean non-sandblasted frame when picking up the chassis. A good handling car can make gobs of horsepower and hook it up. Street Stock Tech. Heres a helpful image. Your close on the springs if the car is 3200. 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. There are a lot of things you can do to improve handling. For many gardeners, it starts with tomatoes. We have done a lot with the front roll center and cant wait to see how it does, after that, i found some legal stuff for the rear that we will try. So don't try it. We have been softening those setups over the years, but never intended to go to coil bind or bump rubbers. S3 - Street Stock - USA $4.00; S3 - Street Stock - Lanier $4.00; S3 - Street Stock .