Blueprinted Melling M-22FHV Oldsmobile High Volume Oil Pump with 5/8" inlet. Fits Oldsmobile 350,394,400,425,455 engines.
A MELLING HIGH-VOLUME BLUEPRINTED OIL PUMP.The pump is a brand new Melling M-22FHV Pump Blueprinted by PRECISION OIL PUMPS. Fits all Oldsmobile 350,394,400,425,455 engines. Each pump is disassembled in groups of ten, casting flash is removed from all passages, passages are radiused and blended by hand. The Housings & Gears are then Deburred by a vibratory polisher then cleaned. The Gears are then sprayed with TECH-LINE moly-coating and oven curred, then reassembled to precise tolerances by using One gear set out of Ten with the correct clearance for each housing, The relief- valve is De-burred with emmory cloth ,cleaned and is re-installed with the existing spring & new hardware, Each cover plate is also Vibratory Polished, cleaned and fastened with safety-wired aircraft bolts. All pumps are bench tested. Buy with confidence.