Ext. Single Stage Oil Pump for Wet Sump Pans

The Ext. Single Stage Oil Pump for Wet Sump Pans from MOROSO is engineered for serious engine builders and performance enthusiasts who demand reliable, efficient oil circulation in high-output applications. This external oil pump is designed to work seamlessly with wet sump pan configurations, delivering consistent oil pressure and flow to critical engine components. Whether you're building a street performance engine, a weekend warrior, or preparing a vehicle for competitive driving, this pump provides the dependable circulation required to protect your investment and maintain peak engine health.

Built with a proven gerotor design, this single-stage pump utilizes internal lobed rotors to generate smooth, consistent oil pressure throughout the engine's lubrication circuit. The pump features a 1.200-inch pressure stage optimized for balanced flow and reliability across a wide range of RPM conditions. Constructed from lightweight aluminum, the pump reduces overall engine weight while maintaining the durability required for sustained high-performance operation. The external mounting configuration simplifies installation and serviceability, allowing technicians quick access for maintenance or adjustment without extensive disassembly.

This pump is specifically engineered for Chevy V6 and V8 engines utilizing wet sump lubrication systems, making it ideal for street builds, restorations, and performance upgrades across GM's extensive small-block and big-block platforms. The single-stage configuration delivers the volume and pressure characteristics needed for naturally aspirated and moderately boosted applications. Installation with a compatible wet sump pan ensures proper oil supply and return flow, critical for maintaining adequate bearing clearances and preventing bearing wear during extended operation or high-load driving.