This is the only available high rise high performance single plane with divider manifold for this engine. Part Type: Intake Manifold for 4150 Style Carb. Intake Manifold Height: 6.500 In. Intake Finish: Polish Coated.
Oldsmobile 400 425 455 MID-AIR™ MidRise Aluminum Intake Manifold [Satin]
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
Oldsmobile 400 425 455 Black Powder Coated Mid Rise Intake Manifold