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Bad Vibration

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Old 04-30-2008, 09:30 AM
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Default Bad Vibration

When I hit about 80 MPH i am getting a bad vibe in the car, I dont know if it is the drive shaft or what..... I just rebulit the mototr and put new trans and conver. in it. I am thinking either i lost one of the wieghts on the dive shaft or maybe the u joints are bad????? Any ideas.... I aslso put a tunnel mount tourqe arm on it to..
Old 04-30-2008, 11:49 AM
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Could be your pinion angle.....
Old 04-30-2008, 12:01 PM
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could also be converter bolts, flywheel bolts. check out the cheapest and easiest things first, pinion angle adjustment, u-joint nuts, tire balance, etc.
Old 04-30-2008, 09:34 PM
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could have lost a weight on a wheel too.
Old 04-30-2008, 09:50 PM
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Originally Posted by 1BDBOTI
When I hit about 80 MPH i am getting a bad vibe in the car, I dont know if it is the drive shaft or what..... I just rebulit the mototr and put new trans and conver. in it. I am thinking either i lost one of the wieghts on the dive shaft or maybe the u joints are bad????? Any ideas.... I aslso put a tunnel mount tourqe arm on it to..

LT1 or LS1?

the steel driveshafts are known for vibration at around 90+
Old 04-30-2008, 10:42 PM
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There was a recent post like this in the LT1-LT4 section.
Old 05-01-2008, 09:16 AM
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It is a ls1
Old 05-01-2008, 09:17 AM
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I will start checking all the above
Old 05-01-2008, 09:18 AM
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what is the stock pinion angle adjustment




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