maximum power from your small-block Chevy with no regard to streetability. Our ... NHRA Competition Eliminator customers routinely make over 1000 horsepower ( ... Aluminum Competition cylinder heads No seats or guides Extra thick decks for angle ... intake manifold gasket required Custom fabricated intake manifold required ... are not machined Valve guides valve seats, valve spring seats rocker stands are ... pushrod holes are not machined Valve seats, spring seats rocker stands are not ... Valve ROX (combustion chamber) B CHEVY SMALL-BLOCK V-8 NEW NEW NEW ...
port layout, ample wall material for custom porting, thick deck surface (7/8") to ... 500 CID, 4.900" bore spacing rules Custom, aftermarket rocker arm assemblies ... Cylinder Head Casting (intake) A 210 CHEVY BIG-BLOCK V-8 ...