Chrysler Mopar BB 360 383 440 High Volume Aluminum Water Pump Speedmaster piston oil ring spacers

Speedmaster piston oil ring spacers are manufactured from spring steel and install against the bottom sill of the oil ring groove

That latter characteristic translates into increased ground

Manifolds are cast from steel molds

To remain street legal with a square bore carb

Speedmaster flexplates make excellent upgrades to your stock design

Chrysler Mopar BB 360 383 440 High Volume Aluminum Water Pump Speedmaster piston oil ring spacersSpeedmaster 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.