Now we have come all the way to the most difficult conditions we will see in dirt track racing. Please share more info on your FWD chassis setups,,. Keep the weight low and to the left, and use tires with wide grooving to release the wet mud easily. So normally, as the racetrack gets slippery you add front brake. This is actually 52-55 percent using the LF and RR wheels for the calculation. Often guys do it with very stiff sway bars, you actually need a very stiff sway bar in the front of a FWD car, but a lot of guys jack up the sway bars in the rear, and that causes there to be enough rear roll stiffness that the rear breaks early. Passing becomes difficult because of the one-groove nature of the track. It doesn't make a great deal of difference which side you adjust as long as it's only a minor change. If you can't fit it in there, then it should still stay on the left side as much as possible. Theyre front-heavy, the front tires tend to get over-taxed because youre asking them to do two things at once. After all your very life may depend on how well the roll cage is welded together. Welcome to the internet home of Front Wheel Drive Circle Track Racing Podcast show is being worked on daily! Now is the time to find some help. 16. Spring split at the front also has less affect and has more influence on entry. One spring rubber allowed in each spring. Check with the race track as many of the racers are willing to do this. When the computerized scale is displaying cross weight, it should show something like 45-48 percent. 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. 6. Step 1 - Decide your target hot pressure. 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. But heres a professional stunt driver, racer and rally expert who says differently. Must be securely mounted using 0.375-inch bolts. Increase the Ackermann to 1 degree in 15 degrees of steering. If your shop is saying different then take your car to another shop. Gasoline only, maximum 93 octane. I've auto-crossed FWD for decades and the most SOTP effect with more (positive) caster is steering feel as it relates to the self-centering effect, if both sides are equal. HS: When the track turns black, the surface has become hard with very little loose material. Cleetus McFarland on YouTube has amassed over 3 million subscribers on his channel known for wild racing antics, hosting racing events like the Freedom 500 at his Freedom Factory track complex in Florida, as well as videos showing insane high-performance engine builds.. The back tires are just along for the ride. 4-cylinder Front Wheel Drive normally aspirated engine. You just have to learn how to slow down and go faster. Running camber in that range will allow the tire to lay completely flat in the corner, giving it the biggest contact patch and the maximum amount of grip. This catalog also lists the Dodge Factory Racing PCM's for the Neon that have a better Fuel and Spark curve for more HP,,,and have a higher rev limit. Rear wheels must track straight ahead and be in alignment with front wheels. You can only buy 1 car per night. 24 All-Wheel Drive via autoevolution All-wheel drive cars are ideal for a lot of racing situations but fundamentally handle like a front-wheel drive machine and you can expect your front-wheel drive experience to transfer over to the all-wheel drive platform to a degree. We will need to change to tires that are harder, with less gap and more surface rubber. No torque dividing final drive. In the back, you want a swaybar or a stiffer one than you already have. 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. do not allow racing tires,,, like your class does. DEALS. 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. Also withthe min weights most classes have and not being allowed to gut the car to reduce wieght,, many cars are already over weight, and already have big front weight %,,,to get 50/50% weight ballance they would have to add 100's of pounds of lead the the rear and then be 100's of pounds too heavy. Even Stig Blomqvist once said something like, Ja, I think when the Quattro came out we had a bit of an advantage coming from FWD.. These rebound adjustable performance Struts will improve the handling and performance of your Neon. To be able to control the car, we need much stiffer springs and a more balanced setup front to rear. SFI-approved full fire suit required. According to the National Speedway Directory, there are over 700 dirt oval tracks in operation in the US. The tires can be changed to more of a street performance tread with slightly lower pressures. ): The V.I.N. When I started my pro career in the Touring Car class of the Pirelli World Challenge (then known as Speed World Challenge), I, like many drivers before me, had visions of big, powerful GT cars dancing through my headbig, powerful, rear-wheel drive GT cars to be precise. On a dialup connection, it might take 3 minutes or more before the page finishes loading entirely. Front-wheel drive cars require a very different driving style than their rear-wheel drive counterparts. do not allow locked final dirves ,,like your class does. And thats one of the things that left-foot braking and a good brake modulation and good control of weight transfer does.. His was setup so most pressure was on the driver side of the vehicle and the lesser pressure on the passenger side, this was to help pitch it. The last alignment trick used to get a front-wheel drive car to play nice is rear toe. 1 week scuba diving the Red Sea. Some how I believe instead of having it split to apply most pressure to your front brakes and the rest to the rear. I just started roadracing a FWD 1993 Mazda MX6/Ford Probe with a 2.5 L V6and I'm taking all this advise to heart. Any item deemed as ballast will be required to be fixed. We will soften the RR spring and the front springs. 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). More importantly, it increases spring rate at the point of contact with the road. Engine (1995 Neon SOHC). The car's center of gravity (CG) needs to be lower when the grip is high. Life was fun till you showed up.Cant intimidate you,cant trick you,cant outrun you,cant even make you nervious anymore.Glad your going Pro.I still see Neons rather than sheep jumping the fence when I cant sleep. This term is widely used when describing a 4-link dirt modified right front shock or asphalt cars front shocks. Metal firewall must be between driver and cell. The transmission is run in first gear. General Discussion How To Make Them Go FAST! Change all the fluids; drain the antifreeze replace with water. Some are fairly simple tweaks suited to cars that only see a few track days a year. At Circle Track we are all about helping racers find success on the race track. FRONT WHEEL DRIVE RULES. Track may require mufflers (IMCA recommended). In the case of the Mopar cars, there is really only one ratio to run at Spartan. RCI and G force make some really good belt systems that are reasonably priced. Those days of running sideways are over. 7,800 rpm rev limit. Now that youve done the impossible and gotten a front-wheel drive race car handling well, youre free to take on easier assignmentslike solving the European debt crisis or resurrecting Lindsay Lohans acting career. Well Mr. Holt, as a matter of fact I just returned from 2 weeks in Egypt. It depends on the car and the tires being used. 3/8 mile dirt: Front Wheel Drive, Young Guns, Stock 4, Super Stock 4, Renegade, Open Wheel Mods, Crate Late Models, Crate Sportsman Cherokee Super . Requires the use of premium fuel. Photography Credit: photosbyjuha.com. Which is why front-wheel drive cars tend to understeer, especially on corner exits. Wet, sloppy, and rough: 1.6 to 1.7 g's (peak g's but very difficult for the driver to maintain a good line). Ok, so now you have a car with a roll cage, seat, belts, fuel cell and the suspension has been set. And similarly, the Ferrari FF has a whole different drive system with a crazy step-off clutch off the front. No performance chips. Just aim for the gritty spots, and that can help keep the tires from glazing over. 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. Because when you are counter-steered there really is no traction. Keep the rear tires underneath you, don't spin the rear tires. I'm unsure of his class but he did have different springs on his car other than stock. So give it time. You should set the front toe to 0" to 1/16" OUT. But you have to be careful because tracks that looks dry/slick aren't all the same. If so, tune the brake bias to be neutral. are you allowed locked or positraction final drives? You just got to know what your strengths are and try to make the most of them. My understanding was the rear toe-in steered better into the corner much like the Honda Passive rear steering, as the suspension loads up, the inside rear tire toes in. 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. CT: What can you do if you have a rear tire that glazes over after a caution? WEIGHT: No ballast (extra weight) of any kind allowed. No convertibles or two seat sports cars allowed. Share your tips and tricks on how to get your car fast! 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 can run a lot of toe in a fwd and a quarter inch there might help as well. No cool cans. The LF tire will be doing less work with these changes but should still be touching the ground, and the Ackermann will help it provide turning power. Note: Emissions exempt in California, Massachusetts and. There are two main types of diffs used in front-wheel drive applications: gear and plate. ( TIRES AND WHEELS: OEM DOT 13, 14, 15 or 16-inch passenger tires only. If you can learn to pilot a FWD car fast, you can drive anything. 2. Another option is to take some stagger out just as a quick adjustment. Now thats fine if youre dealing with a race car or an older car. VEHICLE IDENTIFICATION NUMBER (V.I.N. You only have so much force that a tire contact patch can give you and remember, tire contact patch is about the size of the palm of your hand. It's what racing is all about and it's all fun. Given these constraints, and if you were asked to build the IDeal Honda,,. Noticed they had a FWD class for 4 cyl. Let's use two of the most popular types of dirt car-a touring Late Model and a metric-style Hobby Stock car. Usually a trip around the autowreckers will turn up something that looks stock. Tires are the most important part of any car! Imagine drawing that line, out 45 degrees to the top left. If your front inside wheel hits it at speed, you just might lose a little control and in the process lose speed. In fact, for most of you the entire reason you are racing is the chance to get behind the wheel and let it all hang out. Robot vacuums, stick vacuums, high-performance mops and more are up to 35% off during this Target deal. If a vehicle is of the front-wheel drive variety, then all of the power made by the engine gets to the ground via the two front wheels. 6. The surface has not come apart just yet, and passing is a bit more manageable because the entire width of the track is uniform in grip. And he has some advice. For example, if a tire is using 80 percent of its maximum available grip for cornering, it can only use 20 percent for acceleration. We must get radical now, but not to the point of jacking the LF corner of the car off the ground. When running a fuel cell you will need to run an aftermarket fuel pump. There is only one way to stop a severe pushy or loose car, and that is to lift off the throttle. The rear ride height would be set as low as possible, as this would raise the rear moment center and lower the CG to reduce the rear roll angle versus the front roll angle to help balance the setup. They are more like asphalt anyway, and a team racing a dirt car on those tracks would do well to set up their cars more closely to an asphalt car setup. Johnson: I'd say for a guy starting out the condition that's going to the most trouble is dry/slick. Because youre asking them to take that side load, and you add the accelerative force.. The setup may look like this: LF = 350; RF = 325; LR = 185; RR = 150 (double the rear springs for the swing arm car); Panhard bar at 12 inches left. You lose more camber in the rear too! Do a tune up on the engine and check the compression. 2. For my fwd street stud tire class ice racers I've morphed into adding castor and leaving the camber stock. The LF spring = 375; RF = 350; LR spring = 185; and RR spring = 175. I'm thinking that if you decrease caster / minimize it, it would have the effect of keeping the chassis flatter when turning. Replace the engine accessory drive belts. You want to shoot for about 2/3 of the car's total weight to be on the front axle. Once in a corner, the forces on the car are great enough to flex the suspension and substantially decrease the amount of camber on the wheel. 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. They call him NeonWill - (cue the music!!). 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. Honda Civic stick shift tranny gear ratios,,, from the honda civic forum,,,, http://www.hondacivicforum.com/m_45588/tm.htm, Transmission Name Engine Counter Part 1st Gear 2nd Gear 3rd Gear 4th Gear 5th Gear Reverse Final Drive, L3 88-91 HF 3.250 1.650 1.033 0.823 0.694 2.954 (3.250 Cali) 3.880, L3 88-91 DX 3.250 1.894 1.259 0.937 0.771 3.153 3.880, L3 88-91 Si 3.250 1.894 1.259 0.937 0.771 3.153 4.25, L3 JDM Integra ZXi 3.250 1.894 1.346 1.033 0.771 3.153 4.437, L3 JDM DOHC ZC 3.250 1.944 1.250 0.909 0.878 3.153 3.880, L3 USDM D16A1 Integra 3.181 1.944 1.347 1.033 0.823 3.153 4.216, http://www.hondacivicforum.com/m_45186/tm.htm, http://www.hondacivicforum.com/m_45184/tm.htm, D13A2 1.3 8V SOHC 2bbl Carb 1342 60hp@5500rpm 73tq@3500rpm 87 Civic/CRX 1.3, D15A2 1.5 8V SOHC 2bbl Carb 1488 76hp@6000rpm 84tq@3500rpm 87 Civic/CRX 1.5, D15A2 1.5 8V SOHC 2bbl Carb 1488 58hp@4500rpm 80tq@2500rpm 87 Civic/CRX HF, D15A3 1.5 8V SOHC PGM-FI 1488 91hp@5500rpm 93tq@4500rpm 87 Civic/CRX Si, D15B1 1.5 8V SOHC PGM-FI 1493 70hp@5500rpm 83tq@3000rpm 88-?? Must be OEM steel or aluminum wheels, with standard bead bump and maximum seven inch width. Same as production 199599 ACR. if so should they be thick or thin? and instal a racing chip in the computor, and run 2% Nitro in the fuel. Fire retardant neck brace, gloves and shoes required. It is time to soften the car, move weight over to the right, and lower the rear moment center more. 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. All tubing must be minimum 1.50-inch O.D. ACR hubs and bearings should be replaced after 12 on track hours. 6-8 degrees of negative camber generally works well in the RF. What happens if you gain camber up front while turning due to added casterthe entire body rolls more, and your rear outside tire is now leaning over even more (assuming you didn't make any changes out back). Install softer rebound left-side shocks and softer compression right-side shocks. All you've got is the brake adjuster, and the rest you've got to handle the best you can with the throttle, the brakes and the steering wheel. A FWD oval track race car, like most other oval track or road racing cars, should be as near 50%-50% front-to-rear weight distribution as possible. All cars must remain strictly OEM. Being on a cradle allows you to replace it if you bend it. 18. I too have been racing FWD's for many years and early on, the folks that did my initial alignments, a race shop in LA, set the front toe out, and the rear in, not a Robb suggests, rear out. Cannot be licensed in any other division and must be at least 14 years old. Properly executed trail-braking shifts weight from the rear of the car to the front, increasing grip on turn-in. Stock for make and model - Dodge to a Dodge, Honda to a Honda. No accumulators/accusumps. No reinforcing except installation of front strut crossbar.
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