11/18/2023 0 Comments Drag race car![]() ![]() Our best guess is the 18705 Hoozers although very similar to the D2433 Goodyear could be the issue, the season is over for the moment a set of D2433 have been ordered.Wondering if a drag racing experience should be in your future? (Don’t worry - this refers to the entirely legal kind.) Here are some further questions to ask yourself, if you’re feeling the itch to put the pedal to the metal.Īm I feeling revved-up by the annual action of the Indy 500? Do I live for the sound of horsepower that fills a stadium during racing season? Does the stop-‘n’-go pace of my daily commute have me dreaming of burnin’ rubber on a wide-open road? this is an EFI 498 that we shift at 10,200 and leave at 7,000. we can make the car to anything we want with adjustments expect get ride of the bounce. We have move the IC longer, shorter, lower and higher. I first hit on the new tires there was no bounce, shortly after we are experiencing it. ![]() The car has electric/air adjustable shocks and the tires have only 5 hits on them. The car has never had a off line issues 60ft is an average of 1 second, can a to soft of a tire sidewall cause the bounce down track? During 3rd and 4th it can bounce up to 8-9 times during the run making the car very unstable. It appears to be a tire wadding issue that starts on the gear change, we have taken all the clutch out of the car we can bare. We have been experiencing tire bounce down track 3rd and 4th gear mostly. I have 5 speed Pro Stock car that I use for engine testing and development. Loosen rear shock rebound setting, shorten/lower ICĬheck chassis and all components repair and replace as necessaryĪdjust pinion angle' check driveline adjustment Issue: Down Track Push/Pull One DirectionĬheck for brake drag body or chassis contact with tire Issue: Excessive Chassis IC Too Low (Squat) Issue: Excessive Tire Squat (Sidewalls Wadding)Īdjust IC longer/higher, stiffen rear shocks rebound setting Soften clutch adjustment, revise transmission ratios Increase rear weight bias, add more wing angle Issue: Poor Traction at Speed or At Gear Changes Issue: Straight Launch, CG, Poor Starting Line TractionĪdjust wheel bar height lower and/or move CG forwardĪdjust tire PSI, change to different tire size and/or compoundĪdjust clutch, reduce flywheel weight, adjust launch RPM Improve traction soften clutch adjustment change launch RPM Issue: Straight Launch but Crooked Out of Water Box Instant Center too high or low no tire spin Stiffen shock adjustments replace worn shocks Here we go: Jerry Bickel Race Cars Troubleshooting Guide Possible CausesĪdjust clutch tension weight, finger height different clutch setup In fact, you might want to make a copy and paste it on your trailer door! Jerry came up with this guide, and it’s a perfect place to begin. Thankfully, our pal Jerry Bickel ( Jerry Bickel Race Cars) has helped us provide you with a great starting point when it comes to troubleshooting traction issues. And with drag racing, there isn’t a lot of time to make adjustments. Sometimes those factors can prove overwhelming – even baffling. There are a lot of factors involved when it comes to tuning a car and actually sorting out the race track. Quite often, a problem with hook develops. Track conditions change during the day and so do weather conditions. It would go down the track straight, it wouldn’t rattle the tires, and it wouldn’t lose traction somewhere down the race track. Trouble is, it’s not a perfect world. We’re dealing with a mechanical beast that is operated under all sorts of different track and ambient conditions. In a perfect world, a race car would always hook anywhere. ![]()
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