1.570 C/6 Exhaust Valve GM LS 8mm 4.915 AOL Exhaust Valve - 6000 Series - 1.570 in Head - 0.313 in Stem Diameter - 4.915 in Long - Small Block Chevy - Set of 8

GM LS C/P 1.600 Exhaust Valves Exhaust Valve - Competition Plus - 1.600 in Head - 0.313 in Valve Stem - 4.915 in Long - Stainless - GM LS-Series - Set of 8

1.570 C/6 Exhaust Valve GM LS 8mm 4.915 AOL Exhaust Valve - 6000 Series - 1.570 in Head - 0.313 in Stem Diameter - 4.915 in Long - Small Block Chevy - Each

SBM 1.600 C/6 Exhaust Valves 4.970 OAL Exhaust Valve - 6000 Series - 1.600 in Head - 3/8 in Valve Stem - 4.970 in Long - Stainless - Small Block Mopar - Set of 8

SBC C/6 1.600 Exhaust Valves 5/16 5.060 OAL Exhaust Valve - 6000 Series - 1.600 in Head - 0.313 in Valve Stem - 5.060 in Long - Stainless - Small Block Chevy - Set of 8

SBC C/P 1.600 Exhaust Valve 5.300 OAL Exhaust Valve - Competition Plus - 1.600 in Head - 11/32 in Valve Stem - 5.300 in Long - Stainless - Small Block Chevy - Each