World Products 042660-1: Small Block Chevy S/R Torquer Cast Iron Cylinder Head 170cc Intake Ports
Small Block Chevy 327-400ci S/R Torquer Cast Iron Cylinder Heads
Small Block Chevy S/R Torquer Cast Iron Cylinder Head 170cc Intake Ports 67cc Combustion Chambers 2.020'' Int/1.600'' Exh Valves 1.250'' Valve Springs, .500'' Max Lift for Hydraulic Cam Assembled, Sold Individually