-Precision CNC machined forged aluminum- Increased structural strength- Dimensional stability- Freedom for internal porosity- Separate scavenge sections for flywheel cavity and cam chest scavenge each area more efficiently with no interference- Gerotors are designed to tolerate more pinion shaft runout without damage- Cam chest pic up features a magnetic trap to protect scavenge rotors from metal debris- Both scavenge rotors are protected from debris, the most common cause of stock oil pump failure- Passage plugs are removable for service- Bronze pinion shaft bushing in all models and bronze cam bushings in 07-15 style can be replaced- Adjustable oil pressure regulator - adjust without removing plate from engine- Made in the U.S.A.