Made of 6061 billet aluminum Features aerospace design, tolerances and materials High-flow 2" chromoly gerotor gears pump 40% more pressure volume and 60% more scavenge volume Eliminates blow-by, wet sumping and oily air cleaners Increases oil pressure and provides cooler oil and engine temperatures Bolts to stock location Feuling« recommends that HP+« lifters be used with oil pump for best results (sold separately) Made in the U.S.A. Use with Feuling« cam support plate (recommended but not required).. OIL PUMP TC88 99-06