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Old 11-26-2014, 03:34 PM   #349
Jim Hanig
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Join Date: Aug 2006
Location: Pukwana SD
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Default Re: OLD Modified Corvettes

Quote:
Originally Posted by Ed Wright View Post
The old C/SM head rules were cheaper than a set of Brodix heads. Had to be production iron heads. Stock valve stem size, only 1" below the valve seats, 1/2" back from the intake gasket surface to match the manifold. No welding or epoxy. We had more C/SM cars in class at Indy than in SS eliminator at many races today. Guys that liked to write big checks were no faster than guys with a clue what they were doing. You can hide more work in aluminium heads than iron. With the 1970s C/SM head rules there was no reason to send anything to Brodix, or anybody else, for verication.
Ed they can hide the grinding acid in stk why wouldnd they do it in this class?
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