Air Flow Research LS3 12-Degr Cylinder Heads Fully CNC Ported AFR1845

Cylinder Head - LS3 Mongoose - Assembled - 2.165 / 1.600 in Valves - 260 cc Intake - 69 cc Chamber - 1.270 in Springs - Aluminum - GM LS-Series - Pair

Engines and Components, Cylinder Heads and Components, Cylinder Heads by AIR FLOW RESEARCH