Melling BB Chevy Hi-Volume Oil Pump 003111NR small head header bolts

small head header bolts

With a High-flow long transition area

2008-2012 Chevrolet Express 2500

For 1992 and later 5

2003-2003 Sterling Truck L7500

Melling BB Chevy Hi-Volume Oil Pump 003111NR small head header boltsMelling high performance oil pumps provide dependable performance every time in every application under the toughest RPM conditions. High volume performance upgrade for the M 77HV. 25% Increase in volume over stock pump. The housing and cover are CNC machined and phosphate coated. The lower pressure spring is included to reduce pressure if desired. Built with billet steel gears. Includes Intermediate shaft with steel guide. Every Melling high