High volume upgrade of the M-72. 25% increased volume over stock pump.Larger volume body and gerotor set provide higher volume than the original stock oil pump.  Fits 3.9, 273, 318, 5.2, 340, 360, and 5.9 engines.

Features include CNC machined body & cover, black manganese phosphate coated for wear and rust prevention, hardened steel gears are up to 25% longer to provide additional flow to performance engines with wider bearing clearances. A larger inlet hole allows more oil into the pump through the bolt on screen assembly. The drive and idler shafts have been extended into the cover to provide additional support to eliminate dynamic shaft deflection. The pressure relief spring plug has been threaded to allow for easier replacement, if so desired.