BBC EXHAUST GASKET Exhaust Header / Manifold Gasket - Ultra-Seal - 1.850 x 1.900 in Square Port - Steel Core Laminate - Big Block Chevy - Pair

Exhaust Gasket Set - BBC Exhaust Header / Manifold Gasket - 1.940 in Round Port - Steel Core Laminate - Big Block Chevy - Pair

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

BBC Exhaust Gasket Set Exhaust Header / Manifold Gasket - 2.130 in Round Port - Steel Core Laminate - Big Block Chevy - Pair

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