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Why did nhra change the cam and valve spring rule in 1985?
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07-02-2010, 05:31 PM
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Billy Nees
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Re: Why did nhra change the cam and valve spring rule in 1985?
Quote:
Originally Posted by
James Perrone
You guys need to get a TIME MACHINE...
They make the rules as you go along.
James, I can see that you need a good "balance job"! I think about 2oz of lead behind your right ear would be a good start!
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