Pontiac 326 400 455 Rear Sump Chrome Oil Pan The Speedmaster MidRise Air design

The Speedmaster MidRise Air design features the identical plenum and runner design as the normal MidRise

which allow you to modify your cam timing

4340 chromoly H-beam connecting rods

Enhance your engines performance with this lightweight

If you don't want any breather holes drilled

Pontiac 326 400 455 Rear Sump Chrome Oil Pan The Speedmaster MidRise Air designThe oil pan serves as the reservoir for the engine's oil. It is designed to hold the amount of oil that is needed to lubricate the engine when it is running, plus a reserve. The oil pan helps to cool the oil thru its contact with the outside air. Dress up your oil system with a oil pan from PCE.