Quote:
Originally Posted by Ed Wright
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.
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Ed they can hide the grinding acid in stk why wouldnd they do it in this class?