Pontiac 326 350 389 400 421 428 455 HiRise Aluminum Intake Manifold [Satin] The racing influenced intake manifold

The racing influenced intake manifold for the 1993-95 13B Stock and semi-peripheral ported engine is ideally suited to meet the performance requirements of the four barrel carburetor

or 8-cylinder engines with a 12-volt

Oxygen sensors are vital components that help you adjust to your engine's fuel/air ratio via the electronic control unit (ECU)

Ideal for high-performance street and race setups

Pontiac 326 350 389 400 421 428 455 HiRise Aluminum Intake Manifold [Satin] The racing influenced intake manifoldThis manifold is a single plane manifold that will fit under all Pontiac hoods including the Trans Am "Shaker" hood. It accepts a stock Quadrajet carb but we also include an adapter plate for standard square bore carbs. This manifold is designed to work with cylinder heads up to 300 CFM. It is also available machined for injectors.