Moroso introduces Part No. 22302, a GM LS External, Two Stage Oil Pump. The oil pump has a bracket on it that bolts to the factory A/C bracket holes on the right side of a GM LS engine block.
External oil pumps run cooler than internal pumps and features an external bypass for ease of adjustment. Has spur gear 1.200 pressure section, is light weight and efficient. Includes replaceable fittings; -16AN inlet, -12AN inlet, and -12AN outlets. Must be used with ATI hub with integral HTD pulley.