Oldsmobile High Volume Aluminum Long Water Pump Satin Speedmaster flexplates are the best

Speedmaster flexplates are the best on the market

This feature is sometimes called an air gap design

These manifolds require a universal 4-barrel throttle body

each Manifold is 100% pressure tested for leaks to eliminate installation problems

They are built from strong

Oldsmobile High Volume Aluminum Long Water Pump Satin Speedmaster flexplates are the bestSpeedmaster high volume water pumps have a ribbed aluminum housing and a heavy duty ball roller bearing assembly. Speedmaster water pumps have a bigger impeller and larger cavity size to flow 40 percent more coolant than stock. Choose long or short styles in a natural or shiny polished finishes. Get high flow for your car with Speedmaster water pumps.