OBS F-Series Ford 385 Series Big Block Intake Manifolds

Intake Manifold Type:

Dual Plane

Carburetor Flange Type:

Dual: Square and Spread Bore

RPM Range:

1,500-6,500

Intake Manifold Type:

Single Plane

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

3,500-8,000

Carburetor Flange Type:

4-Barrel Square Bore

RPM Range:

2,500-6,500

Material Type:

Aluminum