GM Chevy 336789 Oval Port

GM Chevy 336789 Big Block Intake Manifold Corvette Camaro BBC Oval Port

454 Big Block Chevy OEM intake manifold from 1974 believe they came on the Corvette, with a 4 Barrel Quadrajet

Casting #: 336789
Date Code: H 31 73
Engine Block Style:Stock/OEM standard deck
Carburetor Quantity: Single
Carb Style: Quadrajet
Intake Style: Dual plane
Intake Finish: Chevy Orange
Intake Material: Cast Iron
EGR: Yes