AIR FLOW RESEARCH

Exhaust Valve - LS1 - 1.600 in Head - 8 mm Stem - 4.907 in Long - Stainless - GM LS-Series - Each

Valve Lock - 10 Degree - 8 mm Valve Stem - Standard Height - Steel - Black Oxide - Set of 16

Valve Lock - 7 Degree - 8 mm Valve Stem - Standard Height - Steel - Natural - Set of 16

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

Intake Valve - 2.165 in Head - 8 mm Stem - 5.195 in Long - Stainless - GM LS-Series - Set of 8

Cylinder Head - LS3 Enforcer - Assembled - 2.080 / 1.600 in Valves - 283 cc Intake - 72 cc Chamber - 1.270 in Springs - Angle Plug - Aluminum - GM LS-Series - Each