AIR FLOW RESEARCH GM LS 15deg Cyl. Heads 230cc Cathedral Port 1610

Cylinder Head - LS1 Mongoose Strip - Assembled - 2.080 / 1.600 in Valves - 230 cc Intake - 62 cc Chamber - 1.270 in Springs - Angle Plug - Aluminum - GM LS-Series - Pair Assembled, Sold as Pair.