LS3/LS99 Mongoose CNC Cyl. Heads 260cc Assm

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

LSX 2.020 Intake Valve

Intake Valve - LSx - 2.020 in Head - 8 mm Stem - 4.900 in Long - Stainless - GM LS-Series - Each

LSX 2.080 Intake Valve

Intake Valve - LSx - 2.080 in Head - 8 mm Stem - 4.900 in Long - Stainless - GM LS-Series - Each

LSX 210cc CNC Alum Heads Mongoose Street 66cc

Cylinder Head - LSx Mongoose Street - Assembled - 2.020 / 1.600 in Valves - 210 cc Intake - 66 cc Chamber - 1.290 in Springs - Aluminum - GM LS-Series - Pair

LSX 210cc Enforcer Cyl Head 64cc As Cast Assem.

Cylinder Head - Enforcer - Assembled - 2.000 / 1.570 in Valves - 210 cc Intake - 64 cc Chamber - 1.290 in Springs - Angle Plug - Aluminum - GM LS-Series - Each

LSX 215cc CNC Alum Heads Mongoose 65cc

Cylinder Head - LSx Mongoose - Assembled - 2.020 / 1.600 in Valves - 215 cc Intake - 65 cc Chamber - 1.290 in Springs - Angle Plug - Aluminum - GM LS-Series - Pair

LSX 230cc CNC Alum Heads Mongoose Strip 65cc

Cylinder Head - LSx Mongoose Street - Assembled - 2.080 / 1.600 in Valves - 230 cc Intake - 65 cc Chamber - 1.270 in Springs - Aluminum - GM LS-Series - Pair

LSX 230cc CNC Alum Heads Mongoose Strip 72cc

Cylinder Head - LSx Mongoose Street - Assembled - 2.080 / 1.600 in Valves - 230 cc Intake - 72 cc Chamber - 1.270 in Springs - Angle Plug - Aluminum - GM LS-Series - Pair

SBC 1.600 Exhaust Valve

Exhaust Valve - High Performance - 1.600 in Head - 11/32 in Valve Stem - 4.970 in Long - Stainless - Small Block Chevy - Each

SBC 1.600 Exhaust Valve Discontinued 3/21

Exhaust Valve - High Performance - 1.600 in Head - 11/32 in Valve Stem - 4.970 in Long - Stainless - Small Block Chevy - Each

SBC 180cc Street Heads

Cylinder Head - Eliminator Street - Assembled - 2.020 / 1.600 in Valves - 180 cc Intake - 65 cc Chamber - 1.290 in Springs - Straight Plug - Aluminum - Small Block Chevy - Pair

SBC 180cc Street Heads 75cc S/P w/ Heat Riser

Cylinder Head - Eliminator Street - Assembled - 2.020 / 1.600 in Valves - 180 cc Intake - 75 cc Chamber - 1.290 in Springs - Straight Plug - Aluminum - Small Block Chevy - Pair