Melling BB Chevy Hi-Volume Oil Pump 003111NR For 1992 and later 5

For 1992 and later 5

2008-2012 Chevrolet Express 2500

small head header bolts

1980-1985 GMC G2500

With a High-flow long transition area

Melling BB Chevy Hi-Volume Oil Pump 003111NR For 1992 and later 5Melling 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