Product Details
Overview
MAST CYLINDER HEADS - BLACK LABEL LS3 - 240cc - 63cc CHAMBER - BARE - SINGLE - 510-201
• Easy bolt on to convert your GM Gen III to GM Gen IV head technology
• Mast Dual (Large Bore) and .650 lift beehive valve springs
• Accepts LS3/L92 valve springs, rocker arms, and intake manifolds
• Outflows any aftermarket cathedral cylinder head on the market
• Uses a 2.080" intake valve and 1.600" exhaust valve
• Has a 62cc combustion chamber standard
• Has a deck thickness of .750"



