GM LS Oil Pump Archives - Engine Builder Magazine
Moroso GM LS External Oil Pump

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

Moroso GM Oil Pump
Moroso GM LS Dry Sump Oil Pumps

These oil pumps have a bracket on them that bolts to the factory A/C bracket holes on the right side of a GM LS engine block.

Moroso GM LS Series Oil Pumps

Moroso has introduced Part Nos. 22119, 22121 and 22122, GM LS Oil Pumps.

Priming your GM LS Engine Oil Pump

In this new tech tip video, Melling Technical Director, George Richmond, talks about how to prime the crankshaft mounted oil pump on your GM LS Engine Build.