LS 280cc Pro-1 Cylinder Head 68cc 2.165/1.600

LS 280cc Pro-1 Cylinder Head 68cc 2.165/1.600 Cylinder Head - Pro1 LS 15 Degree - Assembled - 2.165 / 1.600 in Valves - 280 cc Intake - 68 cc Chamber - 1.295 in Springs - Aluminum - GM LS-Series - Each