INTAKE SET CHEV BB LP 2.54in x 1.82in .062th

Fel-Pro's performance intake manifold gasket for Chevrolet Big Block 396-454 rectangle port has a bead of special elastomers around the ports for extra sealing power. They also feature a non-metallic, rubber-fiber base material that resists gasoline and alcohol, while allowing engine builders to precision-trim around the intake ports. Water cross over blocked.