Melling 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 performance oil pump is individually tested for pressure and flow under actual engine operating conditions.

Product Features:

• 25% Higher Volume High Performance upgrade of the M-77HV
• CNC machined phosphate coated cast iron housing and cover
• Standard billet steel spur gears
• Includes chrome moly steel intermediate drive shaft with steel guide
• includes lower pressure spring; not installed
• uses 3/4 inch diameter press-fit screen