Chev Big Block 396 454 Edelbrock Victor Jr. Intake Manifold # ED2904Intake Manifold, Victor Jr., Single Plane, Aluminum, Natural, Square Bore, Oval Port, Chevy, Big Block, Each Intake Section Included: Complete Engine Block Deck Height: Standard deck Carburetor Quantity: One Intake Style: Single plane Basic Operating RPM Range: 3,500 7,500 Intake Manifold Height: 5. 960 in. Intake Color: Natural Intake Material: Aluminum EGR: No Quantity: Sold individually.