Edelbrock Header Gasket - 1.500 x 1.500 in Rectangular Port - Steel Core Laminate - Small Block Chevy - Pair 11000403 billet aluminum mounting flange adapts

billet aluminum mounting flange adapts starter to Brinn bellhousings

1989-1991 Chevrolet R3500 CID 454 GAS

750 in Rectangle Port

032 in Thick

All pistons are machined to accept 1/16" top

Edelbrock Header Gasket - 1.500 x 1.500 in Rectangular Port - Steel Core Laminate - Small Block Chevy - Pair 11000403 billet aluminum mounting flange adaptsAny gasket can create a seal, but a good gasket can do it with less clamping force, and for a longer period of time. Edelbrock's gaskets are not only manufactured from extremely high quality materials, but they're also designed specifically to fit our intakes and cylinder heads, so there's no chance that our gaskets will interfere with the operation of either component. These gaskets also work with most stock cylinder heads and intakes, aluminum or