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The Speedmaster MidRise Air design features the identical plenum and runner design as the normal MidRise
These pumps have a 97 gph flow rate
28 Spline Daytona Pinion Bearings:PCE207
We recommend using our Speedmaster LSD or Full Spool units
These Speedmaster tailshaft housings are designed to fit the stock Turbo 400 transmissions
Pontiac 400 455 Ram Air IV Hyd FT Cylinder Head Top End Engine Combo Kit The Speedmaster MidRise Air designDon't spend hours figuring out which pieces and parts you need to get what you want from your engine. Speedmaster has already done the work for you; our Top End engine kits will save you the time and hassle of mixing and matching components yourself. These kits are specifically designed to deliver the performance you want, at a better price than purchasing the parts separately.
