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#1
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Experienced Member ![]() ![]() ![]() Group: Advanced Members Posts: 1,099 Joined: 14-October 06 From: Mobile, Al Member No.: 1,410 ![]() |
First time on r comps.
The front end is chattering in the corner, get on the gas and it fixes it cant carry any entry speed because of it. Tires are BFG R1's, pressures to start are 30F 26 R, end of session 34F 33R. I took the rear spring rubbers out and lowered the rear. The ass end was all over the place, this helped a bunch and dropped 3 seconds off the lap time. Go up or down on pressure or what? You enter the corner, the car starts to push and the tires chatter, skip, gas pedal pedal helps it. All input welcome. My new best is 2:02 at NOLA. |
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#2
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Experienced Member ![]() ![]() ![]() Group: Advanced Members Posts: 1,099 Joined: 14-October 06 From: Mobile, Al Member No.: 1,410 ![]() |
I took my spring rubbers out of the rear, it dropped the rear an inch(at least). Made the rear have MUCH more grip.
My axle snubbers have been trimmed about an inch, I can push the car down in the rear with my hands about 1.5 inches and you can feel them hit. How much "free travel" should the rear have sitting still should they have? How far should I be able to push the rear down with my hands before they touch? This post has been edited by FASTFATBOY: Dec 4 2013, 10:51 PM |
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#3
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I build race cars ![]() ![]() ![]() ![]() ![]() Group: Advanced Members Posts: 4,748 Joined: 31-August 05 From: Central coast, CA Member No.: 874 ![]() |
I can push the car down in the rear with my hands about 1.5 inches If you can do this with shocks installed then the shocks are shot. With no shocks you can bounce the back of the car pretty good - hitting the bumps stops I think would be easy, but not a good metric for ride or bump stop height. |
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#4
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Experienced Member ![]() ![]() ![]() Group: Advanced Members Posts: 1,099 Joined: 14-October 06 From: Mobile, Al Member No.: 1,410 ![]() |
I can push the car down in the rear with my hands about 1.5 inches If you can do this with shocks installed then the shocks are shot. With no shocks you can bounce the back of the car pretty good - hitting the bumps stops I think would be easy, but not a good metric for ride or bump stop height. What about zero rake in the car? I drove it again today with the rear raised even with the front, still good rear grip just not as good as it was (it seems). No longer touching the bump stops on the street. |
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