BBC Exhaust Gasket - Square PortExhaust Header / Manifold Gasket - Super Competition - 1.800 x 1.850 in Rectangle Port - Steel Core Laminate - Big Block Chevy - Pair
302-351W Header GasketsExhaust Header / Manifold Gasket - Super Competition - 1.380 x 1.000 om Rectangle Port - Steel Core Laminate - Small Block Ford - Pair