BBC S/D 1.850 Exhaust Valves Exhaust Valve - Severe Duty - 1.850 in Head - 0.342 in Valve Stem - 5.500 in Long - Stainless - Brodix BB383 Head - Big Block Chevy - Set of 8

MLS Exhaust Gasket - BBC 1.850 x 1.900 Port Exhaust Header / Manifold Gasket - 1.850 x 1.900 in Rectangular Port - Multi-Layer Steel - Big Block Chevy - Pair

BBC SD Exhaust Valve 1.940 11/32 6.400 OAL Exhaust Valve - Severe Duty - 1.940 in Head - 0.342 in Valve Stem - 6.400 in Long - Stainless - Big Block Chevy - Each

1.850 Exhaust Valve - 5.495 OAL 11/32 Exhaust Valve - 1.850 in Head - 11/32 in Valve Stem - 5.495 in Long - Stainless - Big Block Chevy - Each

Exhaust Valve Guide - BBC Valve Guide - 11/32 in Valve - 2.560 in Long - 0.545 in OD - Manganese - Bronze - Edelbrock Heads - Exhaust - Big Block Chevy - Each

BBC 1.880 Exhaust Valve Exhaust Valve - 1.880 in Head - 11/32 in Valve Stem - 5.450 in Long - Stainless - Big Block Chevy - Each