Mid-engined rear wheel drive (MR) car normally have more weight over the rear axles, with 40:60 rear bias. You’ve heard about torque steer and “wrong-wheel drive” and might write it off as being for grocery-getters, not real performance cars. This is generally true, but it is possible to eliminate understeer and actually oversteer to a certain degree. I ran one of those as a guest of the track somewhere around 2003ish. I am racing a 1G FWD NT at my local clay oval track. Please emailor call me with any questions. As in, “Left Turn Only.” Or run work hardened old tires on the back with lots of pressure and new ones on the front to help break the back end loose. Column: What Are Your Favorite Race Tracks? It is generally perceived that front-wheel-drive cars - that is, cars in which the front wheels do both, put power to the road and steer - are understeering wrecks that fly off the road if you go into a corner too quickly. 12 lap races. If you do not receive the guide within 2 days, please call or email as it is probably caught in a spam or junk mail filter, and we can arrange alternate delivery. At this point, the Detroit Locker becomes a spool, and the same tuning tips apply. A front wheel drive car is pretty much set up just opposite from our rear wheel drive cars. The Front Wheel Drive Feature at Freedom Motorsports Park on Friday, May 20th, 2016! they push when off-throttle, but they turn great on-throttle. Completely within their rules. In other words, if you drive your car into corners way too hard, it’s almost certainly going to understeer, especially if it already has a tendency to do so. the BMW Z4 GT3 has it’s tank fairly far back in the car), setting the race fuel ride heights could be trickier. While building a setup, go through the order of tire pressures, anti-roll bar, ride height and spring rates. Also, the only direct link between the front and rear tracks is the chassis (all-wheel drive cars are an exception), and vehicle behaviour can be evaluated by looking at the relative performance of front … December 2003 -Front drive, load transfer, 1 or 2 brakes on rear FSAE. Also, the wings are much simpler to produce less drag. Bar length is typically mandated by the sanctioning body, and is typically a non-factor in sway bar selection. A good part of my work is rig testing "touring" race cars. Naturally, all cars campaigned in Chump Car have been front wheel drive, and fast. Its a 1/4 mile track with a slight bank on the turns. Two front-wheel-drive setup myths. On two-wheel drive vehicles, the front toe angle is generally set with small angles. I am racing a 1G FWD NT at my local clay oval track. If you have some rear adjustment turn both back wheels to the wall about a quarter inch. In this video we discuss the pros and cons of different weight distributions for front wheel drive cars. As with all racing vehicles, correctly and accurately set front-end geometry is vital to get the most out of any kart. However as they add weight, it will be get harder. Login Learn more » Loading... Getting started. Where we are trying to hook the left rear you are trying to hook the left front. can you point the rear tyres so that the car turns in more aggressively? Wheel-to-wheel racing at 200 mph requires the perfect setup, for the smallest slide could be catastrophic. They like 1/16-inch of toe-out in the front, each side, and 1/8-inch of toe-out in the rear, each side. I started collecting oval track data because there was no really useful FWD racing help. Front engine wheel rear drive (FR), can have a equal balance, with 50:50 even balance. There are a number of race classes that are designed for the Slash 2WD with one of these style bodies such as the Mud Boss class, SC Mod, Slash spec dirt oval, or others. 1/4 mile oval will very steep banking. For cars where the gas tank is located far from the center of gravity of the car (e.g. Circle Track Car Setup Guide. although i run a rwd car i've had a far bit of involvement in making fwd cars handle so here goes, you dont say what sort of car and suspension set up you have so i'm guessing a bit when it comes to rear spring rates but these settings took 7 seconds a lap of my mates fwd escort on the silverstone stowe circuit (sub 50 second lap) I can't stress enough the importance of adjusting only ONE component at a time. Post Cancel. Major forms of oval track racing include stock car racing, open-wheel racing, sprint car racing, modified car racing, midget car racing and dirt track motorcycles.. In a front wheel drive car most of them are running 2deg out on the left front 7deg in on the right front 1.5 In on the right rear 0 on the left rear. Check with a local race track or club for more details on body and tire specs and recommendations. I started collecting oval track data because there was no really useful FWD racing help. All wheel drive (AWD) car´s weight distribution can vary depending on the engine location. The tire wear on front wheel drive cars is much more rapid compared to rear wheel drive cars. Go visit a road race sometime and watch a dialed Porsche 944 race car destroy a 400HP STI. This makes the cornering force balanced from left to right and offers the best performance overall. Lots of castor helps. When the car goes through dynamic roll the lines go crazy as the pivot points move quickly which can give racers a headache – static front roll center is hard enough to comprehend but the data gets insane when you roll the chassis. Making more than one change is nonproductive because you won't be able to determine what change made the car better or worse. © 2021 Motorsport Marketing. Log In. Also, a front wheel drive car, setup to get the most out of it, will require pretty strict adherence to the sequence of operation (exactly how you drive it), and be pretty intolerant of deviation. Adam Whitaker. Quaife . If adjustable sway bar links are allowed then yeah, massive anti-roll bias. Having a copy of “The Oval_Setup_MatrixV4 & Oval Spring & Shock Tuning Chart Guides” are very helpful for situations such as these. Buy a good fire suit and a "S" Rated Helmet and Go Racing. Community Handling, grip, tyre wear and even acceleration can be adversely affected by poor settings caused by neglect, damaged / worn components, and most commonly by inaccurate or inadequate alignment methods or technique. Acknowledgment: this page was mirrored from Trackpedia. Since you're limited to "oem" springs, spring blocks, spring rubbers, etc could help get that side stiffer. If we have a bar rated at 1200lbs, then that specific bar would exert 1200 pounds of force at 5° of twist. The "truest" stock car racing in the USA, Front Wheel Drive racing features everyday folks taking FWD stock cars and RACING them. In past ancient setups that were prevalent in the early ’90s and before, the left front tire did little, if any, work. Front Wheel Drive Racing. For road racing and autocrossing, the ideal left weight percentage is 50 percent. Still, it is a worthwhile goal to strive for 50 percent left-side weight. Basically, has to be FWD, 6 cylinder, no more than -1.5 of camber. Ok, so now you have a car with a roll cage, seat, belts, fuel cell and the suspension has been set. • Uneven front caster or trail settings • Insufficient rear wheel droop travel • Dead shock or uneven shock forces or incorrectly adjusted packers/bump rubbers • Wildly uneven corner weights • Front anti-roll bar miles too stiff. Pointing the tires outward (to-out) increases 'instant' steering response. CEG'er. Front Suspension Set-up for Cornering. I have also successfully raced ITB cars for many years and have been running in the Chump Car World Series for the past few years as well. In other words, they drove a Chevy during the week, and in turn rooted … Comment. Long story short he picked up ford contour, and "finished" it enough to pass tech for the first event last night. Can you tell whether time loss was due to car or driver? Media/News Company. 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