All tubing must be minimum 1.50-inch O.D. There is one exception: Nissan GT-Rs are a little different, theyre more like RWD, because they have a ridiculous transfer case, heavy, complicated. Dry slick, a condition in which the track has lost considerable moisture and is now very dry and slick with little grip: 0.7 to 0.9 g's (The cars are now very slow in getting into and through the turns, and traction under power is very low. And yes, you can make a FWD car oversteer all day long if you set it up right. Youve heard about torque steer and wrong-wheel drive and might write it off as being for grocery-getters, not real performance cars. A low CG number for a dirt car is around 17-18 inches off the ground. And, contrary to what many would consider "common sense," the lighter the rear of the car is, the stiffer the rear springs need to be, especially the right rear spring. So the car feels looser. A good car will generally show 62-67 percent front weight. All doors must be securely welded or bolted. Buy a good fire suit and a "S" Rated Helmet and Go Racing. Does not include seat, seat belts, or battery. Steel brake lines only. Usually in the South you don't have to worry about it because the tracks are pretty gritty, but up North that can be an issue. Usually a trip around the autowreckers will turn up something that looks stock. But any modern car is going to say whoa, hey, what are you thinking? Dirt track cars run the gambit from stock car-style Late Models to hybridized Modifieds to open-wheel Karts, midgets, dwarfs, winged and non-winged Sprint cars. No reinforcing except installation of front strut crossbar. (Consider the Ford Focus ST.) It doesnt have a real (limited-slip differential), but like so many of these cars now, (it) uses an electronic brake distribution control (to simulate the effect of an LSD). Donations: https://streamlabs.com/jonarmstrongrallyingFor this stream we will be looking at Front Wheel Drive in DiRT Rally 2.0 and I will be giving some tip. If the track goes slick you probably want to tighten it up. > When adding lead to a FWD racer, where should the weight go? Share your tips and tricks on how to get your car fast! The best way to accomplish this rotation is by decreasing the amount of rear grip in relation to the front (or by increasing front grip in relation to the rear) at corner entryeither through driver input, car setup or both. But you have to be careful because tracks that looks dry/slick aren't all the same. Just for the simple fact that you are losing traction and trying to find the forward bite while working to keep the rear tires underneath you all at the same time. It doesn't make a great deal of difference which side you adjust as long as it's only a minor change. ): The V.I.N. No weight jacks, modifications, racing components, aftermarket or homemade tractions devices allowed. Racers of all classes are getting smarter by the year, and getting to the front is a matter of staying on top of the most current technology. . Snug is better. Additionally, as a large percentage of front-wheel-drive cars these days are turbocharged, going to throttle early helps the car build boost sooner, further helping exit speed out of the corner. We could continue to move weight up and to the right in the car to raise the CG about 1 inch and further decrease the left-side weight percentage. Must have 1.25-inch minimum O.D. Hood and trunk lid/hatch must be securely fastened. This style of driving has a couple of benefits. these cars Are NOT allowed Locked or posi-traction final drives, Max tire size 195- 70 or 75 series, and must have Stock engines and suspensions.,,,tyhey run on 1/4 and 3/8 asphalt tracks Mr. Holt, what is your baseline setup with a FWD car? There are a couple of downsides to higher rear tire pressure. We need to maintain the downforce our car produces for corner speed, while providing some kind of bite off the corners. Cancelled - 4/29/23 Plymouth Dirt Track Racing. It's a temp gauge that you will use to see how well the tires are working. Maybe 2-4 degrees of negative camber for the RR. Passing becomes difficult because of the one-groove nature of the track. > What are typical Toe setting settings for the front and rear? Unfortunately for the driver, tires are only able to do so many tasks at once before their limits are exceeded. Noticed they had a FWD class for 4 cyl. No remote reservoir power steering. cars. By using all of the available space on the track, cars can travel in a straighter line and travel faster before reaching the limits of grip. You will need to set the toe, and camber on your car every week. No more than 5 degrees camber on any wheel. Must use OEM crank, rods, valve sizes, stroke, etc. For each type of car, we will set up for the six conditions listed above. This can vary a little depending on the car and the tires being used, plus the driver preferences. I know that in RWD bomber classes that do not allow locked rear ends we wind up running a lot wedge and put a lot of weight on the LR to get it to hook up the rear wheels,,,when we switch to locked rear end we decrease the wedge and remove weight from the LR. Find a suitable car. Once the car has a cage you can purchase a racing seat and safety equipment. What Is Front-Wheel Drive? No accumulators/accusumps. Decrease the air pressure all around for more footprint area, and groove the tires for the most side bite with more grooves and a limited number of siping cuts. In addition, the increased tire pressure in the rear changes the shape of the tire, making it rounder, which makes it ride more on the center of the tread, decreasing the contact patch and decreasing grip. Change, change, everywhere a change , a message from social protests of the '60s, could have been written in reference to dirt track racing. 7. I'll bet he is a three wheeler and complains about the "push".. Wow! Upgrade is recommended for non-ACR Neons used for racing purposes. That being said, if your car is suffering from terminal understeer, getting rid of the front bar will definitely help. Late Model (LM): A similar situation would apply to the LM car. While it is possible to balance just about any weight/spring combination, it is far better to set up around known physics principles. Here you go sell at will ..please be respectful of peoples post .if you. Obviously, changing your wheel spacing, taking stagger out of the race car and just trying to get your car more balanced where it is not trying to turn so much on its own. 2 talking about this. No part of this publication may be reproduced, stored, or transmitted in any form, without prior written permission. WARNING: This is a big web page, about 180 posts, over 600K. Sometimes you can spin the tires and make it worse, and then sometimes you can spin them and that friction opens it back up. So give it time. Car must start without being pushed or pulled from initial staging area or go to rear of that race. Very moist but graded and compacted: 1.5 to 1.6 g's (the best the track will be all day and very fast through the turns). In fact, I just spent about 400 miles on the track with the Fiesta ST, GTI, and Type-R, Golf R, WRX STI, Civic Si, and all of those street cars, except for the Type-R, would go to limp mode. Zero rear steer is essential now because our dirt car will handle much like an asphalt car. Reinforcing of wheels recommended. Keep the rear tires underneath you, don't spin the rear tires. But a lot of times if you had that guy's setup you probably wouldn't be that good anyway because it doesn't fit your driving style. No cool cans. Others are far more involved and only make sense for dedicated race cars. Check back here often for more tips and advice for . Same as production 199599 ACR. So normally, as the racetrack gets slippery you add front brake. But 90 to 95 percent of AWD cars are versions of FWD cars. The weight distribution is pretty much the same at both ends. Work with your cars electronics, not against them, Make the most of where your cars weight is, Expect your FWD skills to translate to AWD cars. LM: We can now. Ok, so now you have a car with a roll cage, seat, belts, fuel cell and the suspension has been set. will not be allowed to compete. Pobst begins by going over the differences between rear-, front-, and all-wheel drive. Since so many of todays the most readily-available performance cars are FWD, and the FWD Honda Civic Type-R is just days from landing in the United States, I feel like nows the perfect time to revisit techniques you can use to get the most out of your front-driven vehicle. Requires the use of premium fuel. Tires are the most important part of any car! Sold individually. If the arrows going straight and to the left, toward the edge of the circle, thats a turning left force, thats a g-force to the left. Remember in the article, about the rear sway bar being more important than the front? 0 degrees works OK for the LR. We should soften the shock rates all around so that the "shock" to the tires will be reduced as the car transitions going into the turns and accelerates off the corner. LM: We will want to soften the setup a little more while the track is transitioning through this phase, and we need to reverse-split the front springs. Robb just won the GT4 class in GT America in Nashville last night. Richards: The biggest thing is don't ride around in the slick under caution so the tire won't cool down and glaze over. I think there are a lot of drivers who say they dont like racing front-wheel drive cars, but I think thats mainly because they have never driven a properly set up one. tricknologyFebruary 28, 2007 in Grease Monkey Hangout, Here is some of speed secret stuff for FWD 4 cylinder cars,,,these guys run in Lansing Michigan and are FAST with Stock 4 cyl. Theyre front-heavy, the front tires tend to get over-taxed because youre asking them to do two things at once. > Front Sway bars, do you use them? Caster seems to be the red-headed stepchild of suspension adjustments. Installing a differential helps keep that inside-front tire planted, while a touch of rear toe allows the driver to play fast and loose with the cars rear. In the rear, the camber is adjusted with shims. Determining the best line is an essential skill to master for both track days and racing events. But generally, I've found anywhere from 1/8 inch to 1/4 inch toe-out works on these cars. Increased pressure makes the tire stiffer, which in turn, increases effective spring rate. We can see how it is possible to experience a high 1.7 g's all the way down to a very low 0.7 g's in a single day. ACP: Now that next thing you can do (to get the most out of a front-wheel drive performance car) is start to take advantage of the fact that the car is front-engine and the front wheels are pulling you forward. On the Volvo C30 Touring Cars we ran in the Pirelli World Challenge last year, we had nearly a 10-psi spread between the front and rear of the Pirelli P Zero slicks. These Mopar Performance Coil Springs will add a new dimension to your cars handling and performance. Any moveable weight would be mounted low and left in the car. Must use minimum 1.50-inch O.D. Must be securely mounted using two, .125-inch thick, solid steel straps, two inches wide, completely around cell. Opinions will vary on these topics. I've been very pleased with camber plates run sideways for castor. All safety equipment required. I'm unsure of his class but he did have different springs on his car other than stock. do not allow excessive lightening of the chassis/body, do not allow engine mods, only stock Fuel inj allowed, even the exhaust manifold must be stock, the car , suspension, and engine must ""LOOK STOCK TO THE EYE"". Reduce body roll and attack corners with condence on the street and track. It has been condensed and clarified.). 6. Nobody ever looks at the ENTIRE CAR. Near the bottom of the front struts are two large bolts. Setup-wise, the tendency is to tighten your race car up. All four tires and wheels must be the same series, size and offset. 19. Be sure to check and see what's legal. This is a place to have fun and fellowship about front wheel drive racing, Tips-tricks-new builds-questions-ect. Adding camber plates with a modified top mount should allow you to get a minimum of 3 degrees of negative camber, which is the starting range used on our production-based C30 race cars. 5. HS: When the track turns black, the surface has become hard with very little loose material. CHEAP ). Richards: It depends. The Stock Neon hub may be too weak and may fail under racing conditions! In the case of the Mopar cars, there is really only one ratio to run at Spartan. A top Neon team can help with their setup here. To be able to control the car, we need much stiffer springs and a more balanced setup front to rear. There is no way a team can run well in all of the conditions while maintaining the same setup. As little as 1/16-inch toe out in the rear can get the rear end of your car looking to pass the front at every opportunity. Five years ago wed be able to pull a few fuses or sensors and be able to override it, but its gotten to the point where its extremely hard, and all the cars now are CAN-BUS wired. Here in the Midwest many tracks and the IMCA have created Pure stock classes based on the 4 cyl FWD sedans that are plentiful and cheap. The rules will only allow aluminum seats. This is a good time to get used to the bumps and the bank on the curves. 2023 Motorsport Marketing. OEM steel unaltered floor pan only. The air pressure in your tires will change with heat. Also read the old messages on this 4 cylinder tech link, they have a lot of guys who know both FWD and RWD 4 cyl cars,, so ask your question here or on the Spartan Speedway forums,, the michigan guys are alway willing to help. This latest video by Cleetus gives the highlights from his weekend racing at the Cleetus McFarland Danger Ranger 9000 On Dirt . Photography Credit: photosbyjuha.com. The 1.06 gears are just about as quick if you're running by yourself, but if you get in traffic and have to lift off the throttle, it takes longer to get back up to speed. The car's center of gravity (CG) needs to be lower when the grip is high. Of course, every type of vehicle is different, but to remove the suspension slop/looseness overall is desirable! 4. If you want to leave the dash and shifter that's OK. Also remove all glass, the windshield is optional. And hes particularly talented when it comes to making front-wheel drive cars go fast. Toe out in the rear is what helps the car to rotate. They are crazy! Interior must remain open. EXHAUST: Exhaust manifold must be unaltered, OEM for year, make and model of car used. YOU!!!!! Talk to the experts. Kill switch required within easy reach of driver and must be clearly marked OFF and ON. Buy a good air pressure gauge, tire pressure is the biggest adjustment you will be making. Putting the large, flat side of a Late Model into the wind has a pronounced effect on slowing the car and creating lateral lift. The "slide job" works well here because as you go under a car coming into the corner, you pass and inevitably slide in front of the passed car. Cage must be electric welded. Have fun guys no personal attacks or any kind of spam also. No racing, mud or snow tires. Only top 5 can claim and they must be on the lead lap. Do a tune up on the engine and check the compression. Messed that up.On added weight,CC Speedway made me add 280#s to my Scirroco so I added it under the seat and on the left side .rear.To my surprise the car handeled better.Open diff and street tires on a 1/4 mile hi banked asphalt track.Push was reduced and not spinning the LF anymore.Downside is it takes longer to stop.Lap times are better.Trick guy the 4M website has gone through a total makeover,how did you find the old stuff.Wish you had all that info for VWs,Im not a big Neon fan.
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