It is set up to accept a 4150 Style Carb. Part Type: Intake Manifold for 4150 Style Carb. Intake Finish: Satin. Product Line: Low Rise. Intake Style: Single Plane.
Oldsmobile 400 425 455 MID-AIR™ MidRise Aluminum Intake Manifold [Satin]
Oldsmobile 400 425 455 Polish Coated Mid Rise Intake Manifold
Oldsmobile 400 425 455 Double Roller 9 Keyway Billet Steel Timing Chain Kit
H Beam 6.735" 2.499" .98" Bronze Bush 4340 Connecting Rod Oldsmobile 400 425 455
Oldsmobile 400 425 455 Satin Mid Rise Intake Manifold