Quote:
Originally Posted by peaches
Anybody here has had the car reach or go past 130MPH? I want to know if you experience vibration or shake. When my car reaches 130 at the track I feel a vibration in the seat (not the steering wheel). I have changed the wheels and tires as it's what everybody said was the problem and there was no change. I have upgraded motor mounts, tranny mount, cf drive shaft, diff brace, clutch, and flywheel.
Any ideas?
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Since you only feel the vibration beyond 130 mph speed limit not rpm limit at various speeds, we need to check the drivetrain after transmission. And you have eliminated wheels and tires. We are left with drive shaft and differential. I would put my money on the CF drive shaft.