AFR - Airflow Research 3610-1: 3610-1 265cc Oval Port 24 Degree Magnum Street Aluminum Cylinder Heads Big Block Chevy
113cc Combustion Chambers
265cc Oval Port 24 Degree Magnum Street Aluminum Cylinder Heads Big Block Chevy 113cc Combustion Chambers 1.550 in. Hydraulic Roller Dual Valve Spring Assembled Pair