Difference between the Proform Valve Covers and the GMPP Ones
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Difference between the Proform Valve Covers and the GMPP Ones
Im wondering what the difference between the Proform 141-130 valve covers and the GM Performance Parts 12497978 valve covers are. They both look almost identical. Is there any major difference between the two?
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chevroletfreak
LT1 Based Engine Tech
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Jul 4, 2005 05:00 PM