Dedicated to the Promotion and Preservation of American Muscle Cars, Dealer built Supercars and COPO cars. |
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#6
04-22-2006, 05:48 PM
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Re: L-72 tune up
Post the cam card...being it's not the GM cam, and that it looks fairly larger than the original 143, it may just be the cam is weak down low because of the cam timing/duration and what not...
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