High Volume Oil Pump - M8 - without seal

• 126% feed and 131% scavenge volume compared to OEM (stock) M8 fourth generation oil pumps at 1000 rpm
• 123% feed and 146% scavenge volume compared to OEM (stock) M8 fourth generation oil pumps at 2500 rpm
• Scavenge side discharge was improved by modifying the suction ratio to help eliminate sumping from excess oil in the crankcase
• Improved oil flow by inserting an oil passage correction spacer between the large-capacity oil pump body and the cam support plate
• For air-cooled models only.

Manufacturer Part Number: 81080