Melling 10778 Performance Select Oil Pump
High volume performance upgrade for the 10770.
Increase in volume of 25% over stock oil pump. The drive shaft has been manufactured from chrome-moly steel. The drive and idler shafts have been extended to allow for additional support in the cover. Additional support eliminates dynamic shaft deflection at increased RPM levels. The cover is doweled to the pump housing to assure alignment of the shaft bores. The relief valve has a screw-in plug instead of a pin. The housing and cover are CNC machined and phosphate coated. An additional spring, the original stock replacement is supplied which will reduce bypass pressure if needed. Includes intermediate shaft with steel guide. Uses 3/4 press in screen. Patent No. 5,810,571. Pickup tube/Screen - 12701 use with 8' Deep oil pan Pickup tube/Screen - 12702 use with 9' Deep oil pan
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