Pontiac 326 350 389 400 428 455 MID-AIR™ MidRise Aluminum Intake Manifold [Satin] Give your battery extra protection

Give your battery extra protection and reduce underhood clutter with Speedmaster rugged fabricated aluminum battery boxes

and other horizontal surfaces

They are made of lightweight aluminum the polished for a shiny finish

Speedmaster chrome breathers keep your crankcase properly vented and add a little shine under the hood

These camshafts are precision-ground from race-quality cores

Pontiac 326 350 389 400 428 455 MID-AIR™ MidRise Aluminum Intake Manifold [Satin] Give your battery extra protectionThis is an outstanding manifold for high performance street Pontiac engines. Unlike similar competitive manifolds, the MidRise Air from Speedmaster allows unlimited ambient air flow under the plenum and around the runners which helps create a cooler incoming air fuel charge which produces additional power..