When this book was originally published in 2001 it was specifically for gm metric. Use features like bookmarks, note taking and highlighting while reading setup any race car to win. Learn how to hit the same line lap after lap with the default setups packaged with nascar racing before attempting any other adjustments. Click on one of the following links to get setup help for your grt racecar. I am finding limited information, and contradicting information on rear moment center location for the stock mounting location points. For each type of car, we will set up for the six conditions listed above. Depending on the condition of the track and your driving style, there can be two very different approaches to your chassis tuning. So, when the rules state that you must have four working brakes and no brake bias controller, a simple fix is to install a bb in the front brake line coming out of the master cylinder. This guide is primarily aimed at road course racing. Chapter 24 the most overlooked factor on a dirt race car which probably will make the biggest difference in the handling of your car. Includes 2 medieval pull bushings for the upper trailing arms, 2 spherical bearings for the upper rear end. Lets use two of the most popular types of dirt cara touring late model and a metricstyle hobby stock car. We allow you to have quick and easy access to everything we have to offer.
The quick fix as already stated is to go to a single upper wpanhard bar. So swapping the rear tires during the feature gave us like 150 lbs of bite and 55 cross. Adding a panhard bar to a stock metric 4link will cause a super bind, and not allow the car to roll. For example, spring or torsion bar rates, crossweight, chassis tilt, wheel trackingspacing, wing position and angle, can all be used. We recommend that you scale with remaining fuel that would be left in your car at the end of the race.
Sep 01, 2009 the metric fourlink suspension design is a bit different than most other rear suspensions. Mastersbilt 5010 grt latemodel signature series setup sheet 2010. Jet mod owners can request a printed setup book by calling 8882909696. However, there is no magic setup that will work on every car and every track condition. Street stock nation buy,sale,trade public group facebook. Grt late model standard car setup sheet grt late model signature series car setup sheet grt modified standard car setup sheet 2012 to current cars. As long as the tires have near 1 to 1 traction with the ground, you should set up your race car like an asphalt car see the chassis setup at the rear for. Today, we see successful dirt racing teams and car builders designing their moment centers more carefully and running setups where the left front tire is mostly in. Soft extension valving along with 1 or 2 shock end allows car to roll farther and faster. Apr 01, 2004 lets use two of the most popular types of dirt car a touring late model and a metric style hobby stock car.
I saw that on other games f1 in particular there are many people who share their setups for different cars along. Dirt track racings best kept secrets hogan technologies. When racing on dirt, watch the conditions and be prepared to make changes accordingly, not just to the setup, but also related to rear steer. Soft extension valving along with 1 or 2 shock end allows car to roll farther and faster valving controls speed, extension controls distance vi. If there is one thing we usually cannot get enough of it is forward bite in our race cars.
It has been my life long search to understand all that i can about dirt track chassis setup. Unfortunately there arent many treads that contain car setups and the ones that i found are not opened for this purpose, but rather mention a particular setup. This software calculates and saves all the important information. Softening the lf andor stiffening the rf spring increases dynamic wedge during deceleration. And quite a bit in warren rowleys book on race car engineering dealing with solid rear axles. I have learned a lot about chassis setup on many different track surfaces with many different types of cars. Please feel free to print out each page of the setup information. If your track turns dry slick, having a larger fuel cell, like 26 or 32 gallon, will enable you to add more fuel and get a higher rear weight percentage. Metric street stock jack bolts 4 corners aftermarket floor fire wall tube upper x braced fire bottle car has 9 inch floater lead like new wheels. 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. Competition x has put together a rc suspension tuning guide that explains tuning options available on most cars.
This is my second book and it is actually geared toward getting you up and running in the hobby of auto racing. Download it once and read it on your kindle device, pc, phones or tablets. Dirt track race cars can be very difficult to set up. Tuning the car with springs the ultimate dirt late. However, there is no magic setup that will work on every car and every track condition for. Years of research, 100s of dyno tests, and 3 nhra competition eliminator national records later. 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. Dirt modified setup basics for interested fans and new racers. Dirt track racers have botched this stuff up so bad, it took me 27 years to flush it all out of my head and rethink it all.
Most times we ran negitive stagger to tighten up the car, although now a days they run emods. This creates more aerodynamic down force on the nose and also helps the car turn better into the corner. In dry slick conditions, rear steer is dialed into the setup so the car rolls. To give the car more lateral traction, go to a softer right rear bar or a stiffer right front spring. Metric car rear suspension set up by mark51 mon jun, 2011 3. We also have media that chronicle the stars and cars that have made our sport great. Excel spreadsheet for metric 4 link rear roll center calculator. Circle track magazine gives special emphasis to howto pieces.
How to chnage bump steer on small metric chassis the. High speed, modhigh rr tire heat, surface varies greatly, very slick. Chassis setup is the most important factor in having a fast dirt oval car. It is a good idea to write down the setup that comes with the car.
Not until after reading tons of books, talking to hundreds of racers. Recommended basic setups landrum performance springs. This setup manual is intended for use by jet mod owners, drivers and crew. So, if you want to learn how to design, build, set up and then race your dirt, car, this is the book. All cars and drivers are not alike, but in general these are commonly applied pratices we have used over the years. Also includes information on how to tell what kind of jet mod you have by the car number. Racing shocks setup tips for dirt and asphalt here are some racing shock setup tips you can apply at the race track like anything else, all suggestions are just what they are suggestions. B i think you should check your bump steer, but, if your goin to change ball joint heights, spindles, etc. If youre a steam user you can download setups directly into your game via the workshop. 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. Many more details and recommendations to help you get the ultimate in hp and torque from your engine.
That is rear steer, and in dirt track racing, rear steer is very important. If youre on xbox or playstation 4 however youll have to rely on people posting screenshots, as. The metric fourlink suspension design is a bit different than most other rear suspensions. Jul 01, 2009 most times we ran negitive stagger to tighten up the car, although now a days they run emods. Racers edge race car setup software use on any computer youtube. Metric fourlink suspension design circle track magazine. The annual late model and modified chassis seminar will be held on saturday, february 29th from 8.
Comes with pedals fuel cell battery box control arms spindles 9 floater rear radiator also have new brake calipers and master cylinders willwood 2 sets of 15x10 street stock wheels. Stiffening the lf andor softening the rf spring decreases dynamic wedge during deceleration. Although with some mechanical ingenuity, lots of creative welding to hide from tech a metric 4link can be very good on a short track 14 to 38, did not have very. The three core factors which make your car fast everything else builds off of these three. Metric street stocks page 2 grease monkey hangout lone. With dirt rally being a more serious driving game than most having the right setup can be crucial to getting the fastest stage times.
It may look like the car is transferring a great deal of weight to the right rear and that the car really is tighter than it was before. There will also be a special presentation by cory fillip from advanced. Many aspects of dirt track technology are covered here, including modified multileaf setups, dirt track car setups, circle track chassis and more. Dirt car setup is undergoing a change, and has been for about five years now. So ive noticed that a lot of people me included are interested in getting different setups for their cars. First let me say that i have been at this for 20 years and there is no one right way to do it but there are many wrong ways to do it. Both of these sources state that a pair of springs or wheel rates on a front independent provide a roll resisting torque equal to. That way, the car will stay fast and balanced throughout all of the changing conditions. Lower ballast settles car down by limiting weight transfer v. Unhook the shocks unless using any gas pressure shocks. So as not to fill the guide with repeated information, it is assumed the reader has a basic knowledge of racing and setup terms. This configuration is common in general motors cars built in and around the 1980s as well as some ford. 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.
In the future i hope to have what setups generally works in what conditions race track configerations and series rules will also dictate what setups work best for your race car. This will allow the rear suspension to fully articulate and move without any binding. Larry shaw race cars recomended tuning guidelines and setup sheet. Circle track magazine is the accepted voice of authority on racing. 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. It may be an affront to most dirt racers to say that technological changes that have taken place in asphalt racing have. Chapter 1 real world examples of ontrack tuning and how to strategize like a winning driver.
Our phantom stock car and hobby stock setup sheet covers both jet racing. We are allowed to run a nine inch rearend, with the top mounting points no higher than 7 34 from the centerline of the axle. I remember having 5660 rear, 100lbs if bite with p225 lr and p235 rr. Congratulations on your purchase of a precision crafted lazer racing chassis by. This configuration is common in general motors cars built in. The ultimate racing car chassis setup guide and tutorial. Max performance with this medieval rear bushing kit. Topics will include all aspects of racing including chassis setup and tuning with a special discussion on load and spring smashing. Metric car rear suspension set up short track thunder. Translated to road course driving, left when referring to the position of a part on. With todays precision components i recommend running less toe out as compared to the past.
On dirt, heavy front brakes cause the car to push up the track and slide on the dirt. Lets use two of the most popular types of dirt car a touring late model and a metric style hobby stock car. Apr 09, 2014 in this video jon roetman ownerauthor of racers edge books shows you exactly how to use the racers edge race car setup software. Aug 22, 2005 adding a panhard bar to a stock metric 4link will cause a super bind, and not allow the car to roll. On a dirt car, do the opposite use softer rebound on the left side and stiffer rebound on the right side. This is a thread where we can share our setups and give tips to others. How to chnage bump steer on small metric chassis the dirt forum.
This video series is done as a thank you to mike kraft and kc cheeseworks for all the videos he puts on. No one can predict the perfect set up, even for a spec formula where much of the suspension is fixed by the rules. This video series is done as a thank you to mike kraft and kc cheeseworks for. Car setup s if you have a 2016 late model, please give us a call for the setup sheet.
Whether you are an expert or a novice, pit stop usa has books, computer software and videos to assist you through projects with confidence from. Also dirt tracks offer up inconsistent surfaces, example. 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. This is what i did to my metric that won the 2012 ump national championship. As for stock arms they worked just fine,and didnt cost anything. Stiff spring gets the weight rear to front weight transfer deceleration points to remember. B mod chassis guide for fans and newbies rear suspension. The new medieval twist bushing is the ultimate in trailing arm bushing technology.
I was just trying to help a guy asking about what is done to the chassis. The key to a quick lap in dry slick conditions onedirt. Whether you are an expert or a novice, pit stop usa has books, computer software and videos to assist you through projects with confidence from the biggest names in racing. Race track configerations and series rules will also dictate what setups work best for your race car.
Nov, 2011 as mentioned previously in my article about the aerodynamic effects on a dirt stock car, lowering the front ride height puts more air over the top of the car and cuts the air going under the car. So, if you want to learn how to design, build, set up and then race your dirt, car, this is the book for you. You wont find a more comprehensive dirt track magazine anywhere. Readers may want to look through our racing terms glossary first. Balancing a dirt stock car part 3 auto racing information.
While the process of adjusting the tuning feature might differ slightly from vehicle to vehicle, the actual tuning function will still be the same. We continue to try and maintain an open door policy at, for everyone. If you have a rack and quality rod ends i would run 2nd or toe out to 116th of toe out. 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.
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