Exhaust Gaskets SBC Stock Square Port Exhaust Header / Manifold Gasket - 1.156 x 1.375 in Rectangular Port - Graphite - Small Block Chevy - Pair

SBC Exhaust Gasket Set Square Port Exhaust Header / Manifold Gasket - 1.450 x 1.440 in Square Port - 0.150 in Thick - Graphite - Small Block Chevy - Pair

Alum SBC Exhaust Gasket Square Port Exhaust Header / Manifold Gasket - 1.450 x 1.480 in Square Port - Multi-Layered Aluminum - Small Block Chevy - Pair

Exhaust Gaskets SBC Stock Square Port Exhaust Header / Manifold Gasket - 1.375 x 1.500 in Rectangular Port - Graphite - Small Block Chevy - Pair

SBC Square Port Copper Exhaust Gasket Set Exhaust Header / Manifold Gasket - Pro Copper - 1.440 x 1.450 in Stock Square Port - Copper - Small Block Chevy - Pair

Exhaust Gasket Set SBC 1.50 x 1.50 Square Port Exhaust Header / Manifold Gasket - 0.060 in Thick - 1.500 x 1.500 in Square Port - Fiber - Small Block Chevy - Pair