Feuling HP+ Oil Pump For Harley Features: This is the ultimate oil pump for Twin Cam models and is highly recommended for stock bikes and an absolute must for modified bikes Eliminates wet sumping, blow-by and oily air filters through aerospace design and tolerances Aside from running cooler you will also gain 2hp and 4ft. lbs. of torque High flow 2 gerotor gears provide 40 more pressure volume and 60 more scavenge volume Directly bolts to stock location