Although we may know how adjustments affect the car, we do not always know why the adjustments do what they do. Dirt modified chassis dial your modified setup hot rod. Our jan 10th street stock class will have a online version 1 week after the class. These easy to use sheets help you track changes made to your race vehicle and help you analyze results.
The method used in this program is unique because it gives you the answers you need in order to make the correct decisions about your chassis setup. It may be an affront to most dirt racers to say that technological changes that have taken place in asphalt racing have. Dirt modified chassis dial your modified setup dirt modifieds are a great entrylevel class for many racers. Typical axle lengths and diameters for northeast dirt modified setups. Before you start your season, you need to create your own list so that you dont miss p. Oct 17, 2018 how do you tune on a dirt car thats on a track which is constantly changing. You cannot create threads you cannot reply to threads you cannot create polls. Our setup manual is the most indepth mod setup manual in the industry. Apr 10, 2019 chassis setups and track conditions rear steer setup is dialed into the car as the track dries out and turns slick. Advances in technology that have occurred in recent years have made the pcs an extremely affordable, efficient, and powerful tool for tracking and analyzing your cars data. Check out this cool video from a dirt modified at kennedale speedway park. I have a dw8 on short bars on the both side and im having the same problem.
Dirt track racings best kept secrets hogan technologies. Track changes made for weight, tires, suspension, brakes, front end geometry, engine, etc. Wondering what some good computer software is for learning about imcawissota type modified chassis, and setup. Bob harris racetech dirt chassis schools are designed to help anyone who want to win more races. You can sign up and watch it as many times as you would like. They acquired the necessary tools and software with the aim of designing a highquality, betterperforming car inhouse. Lowering the rf aarm inner pivot raises the front roll center and moves it to the right. Chassis tuning 101 matt murphys dirt oval chassis tuning guide preface over the last 17 years of my life, i have raced dirt oval all over the united states, on foam tires and rubber, hard packed and loose dirt. There are items in your cart, are you sure you want to leave this website. When we recently set up our project modified for our first race, we followed a simple list of todo items that are the same for every race car i ever set up.
We may think we know or we may develop some theory of why they do what they do, but do we really understand. For those that dont know what i meant by that josh is the son of mark richards whos the owner of rocket chassis. In order for the front roll center track adjustment to be practical, it pays to worry less about the detail of the specific roll center location and focus on the instant center and your goal for the chassis adjustment. Open wheel modified lazer chassis dirt late model racing. Remember the amount of traction offered by the race track or the amount of. In this instance fixing the tight on corner entry problem will also fix the loose exit problem. Owner, paul burger has been around the sport of auto racing since he was a child.
This project is designed to help dirt track teams track their suspension changes over seasons, to help tune suspension setup for different track conditions. Now do it more easily with free chassis setup sheet downloads from intercomp racing. Free chassis setup sheets for download offered by intercomp. The ultimate racing car chassis setup guide and tutorial. A setup todo list to get you started by bob bolles, circle track magazine. The focus is mainly the dirt late model and dirt modified race cars, but the general principles i illustrate can be easily supplied to any type of dirt race car or any race car in general.
For a starting point, the crew should follow the chassis manufacturers baseline setup instructions while adjusting one component at a time and take detailed notes. Congratulations on your purchase of a precision crafted lazer racing chassis by bernheisel. Southern sport mod chassis school feb 8th ardmore ok convention center 8. All setups can only be justified with proper maintenance and checking all suspension components on a regular basis. I would go out on a limb and say that josh richards is more knowledgeable than most drivers when were talking about chassis setup. Why softening the right front spring will add side bite as well as forward bite to your car. It seems to me the biggest problem people have with their cars is getting the cars to turn well and still get enough traction. Headed by star dirt late model chauffeur jimmy owens, his newport, tennessee race shop is the epicenter of fabricating these highquality open wheel modified racecars. Windows software program that will help you to setup your asphalt race car for maximum performance and make all four tires work. Apr 19, 2005 chassis setup software see all 15 photos this software is the result of advanced research in race car dynamicsand was designed to help the racer find the optimum base setup forspecific tracks. It includes 40 pages of valuable information and helpful tips and covers both imca style modifieds and imca northern sport mods. If you like the site or if you use the setups that we provide, please consider making a donation of any amount.
Feature winner software helps you to track and retrieve on demand anything about your cars setup or chassis maintenance on a laptopdesktop or pocketpc. Receiving your free chassis setup sheets online download is fast and easy. Dirt modifiedlimited mod setup and adjustment help. Feb 01, 2020 bob harris racetech dirt chassis schools are designed to help anyone who want to win more races. All funds donated help defray the costs of operating this website and the old school racing motorsports league. Always analize your car in this order and tune your car in this order also. The method used in this program is unique because it gives you the answers you need in order to make the correct decision about your chassis setup. Dirt car setup is undergoing a change, and has been for about five years now. Open wheel dirt modified chassis designed and built, in mooresville, nc, by nascar driver david stremme. Nov 16, 2010 dirt modified chassis dial your modified setup dirt modifieds are a great entrylevel class for many racers. I have learned a lot about chassis setup on many different track surfaces with many different types of cars.
Everything you need to know to build, setup and race a modifiedstyle car competitively. There is no making up for a lack of racing knowledge given todays level of competition. Chassis setups and track conditions rear steer setup is dialed into the car as the track dries out and turns slick. Offering a full inventory of high performance racing parts, racing safety equipment, racing components and more. A slotted aarm plate allows you to use slugs to make front roll center adjustments at the track giving you another weapon in your adjustment arsenal. What used to be standard setups are a thing of the past for the top teams competing in dirt late models, modified, and even the stock classes. Chassis setup software see all 15 photos this software is the result of advanced research in race car dynamicsand was designed to help the racer find the optimum base setup forspecific tracks. And setup sheet please read before deciding what changes to make to your chassis all tuning recomendations are based on starting at the baseline setup. Raising the rf aarm inner pivot lowers the front roll. Computer program to simulate, setup, predict and analyze race car performance including late models, modifieds, sprint cars, midgets, go carts, etc. Besides offering a complete line of service to our chassis, we service all major chassis brands, whether it is chassis repair or parts lines. It has been my life long search to understand all that i can about dirt track chassis setup. Give your competition a nightmare in 2020 behind the. Download dirt track suspension setup tracker for free.
This was filmed in june of 2014 at kennedale speedway park. Before jimmy racked up multiple lucas oil late model dirt series national championships and crown jewel late model wins, he terrorized the country in the cockpit of an open wheel modified. The following springshock combinations are recommendations only. Increasing the angle at the rf upper aarm raises the front roll center and moves it to the right. Axle wrap will make it more difficult for the tire to break traction on acceleration. Asphalt chassis setup software asphalt race car setup. Circle track provides some advice for nailing the setup on your dirt mod to help you. Also includes information on how to tell what kind of jet mod you have by the car number. Todays racer and enthusiasts alike rely on the latest racing computer software for chassis setup, dyno simulations, race simulation, updating electronic systems and more. Tracking, organizing and analyzing data is an important part of staying ahead of the game in your racing hobby or career. This unique camera angle shows exactly what is happening in the rear end of a 3 link.
Drivers are also part of the chassis tuning equation. All product lines we offer, in our opinion, are the best on the market. This is the best way to learn about your race car and optimize your race equipments performance within your. The most complete racing car chassis setup tutorial guide available presented by 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 competition. This setup manual is intended for use by jet mod owners. Before you start your season, you need to create your own list so that you dont miss perfecting everything. Recommended basic setups landrum performance springs. A place for racers to share and help with modified setups and adjustments. Modified terminator chassis kit harris auto racing. If there are more than 9 iracing setups available for this cartrack, look for the navigation links near the bottom of the page. The key to dirt late model handling is getting them to turn. At harris auto racing we manufacture our own chassis designs for the modified divisions. Randall edwards talks dirt late model setup racing news.
Not until after reading tons of books, talking to hundreds of racers, thinking obsessively about it, meditating on it, collectinganalyzing gobs of data, and racing for 34 years that i think i. Nov, 2011 the key to dirt late model handling is getting them to turn. The home of the jet mod and jet phantom, the championship dirt track modified and stock chassis. Car hooks good on tacky but is terrible off the corners on dryslick. Our mission at the racewise dirt track chassis school is simple. I have learned a lot about chassis setup on many different track surfaces with many different types of. Chassis setup software this software is the result of advanced research in race car dynamicsand was designed to help the racer find the optimum base setup forspecific tracks. Today, the dkm cyclone chassis is one of the most talked about cars on the dirt circuit and is viewed as a threat to companies that have been building cars traditionally. Based in jonestown, pennsylvania the company manufactures championship and racewinning modified and late model chassis. Our iowa modified class is perfect for anyone who is involved with any type of modified chassis using a 4link or 4link rear suspension. March 21, 2020 royce gray drove his taylor griffith racing no.
I can run them back down and get back up to about the lr tire and when they get up on the bars they jump out there about 15 25 ft and they cat and mouse game is on. Click on one of the following links to get setup help for your grt racecar. Racelogic chassis school seminar modifieds, sport mod. High speed, modhigh rr tire heat, surface varies greatly, very slick.
Includes front suspension system refinements, getting the proper roll center and camber curve, setting bump steer, all rear suspension systems 3link, swingarm, coilmonoleaf, and 4link, panhard bar tech, shock absorbers, the braking system, setting ballast and weight, choosing springs and shocks. Dirt modifiedlimited mod setup and adjustment help home. Landrum performance springs makes no guarantees that these charts will be suitable for each racers needs. Welcome to the new internet home for jimmy owens race cars, which produces lg2 modifieds for drivers across the country.