![]() Dedicated to the Promotion and Preservation of American Muscle Cars, Dealer built Supercars and COPO cars. |
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John,
The catalog I was talking about is a Sealed Power catalog from 2003. Part # CS165R: Special High Performance L-72 engines. Pro - 4000 performance mechanical Camshaft Duration @ .050; 242 Intake, 242 Exhaust Valve Lift .510" Intake, .5140" Exhaust Lobe Separation 114 Degrees. Bill |
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