The Mercruiser 5.0 Raw Water Pump is a marine-grade pump designed to circulate cooling water through the engine. It ensures efficient heat transfer by drawing raw water from the surrounding environment. This durable pump is essential for maintaining optimal engine temperature in marine applications.

The Mercruiser 5.0 Raw Water Pump is a marine-grade pump designed for raw water cooling systems. Key specifications include:

Size: Typically 1-1/4" inlet/outlet ports.

Grade: Marine-grade construction for saltwater and freshwater use.

Viscosity: Compatible with standard marine cooling water viscosity.

Buoyancy: Not applicable (non-buoyant component).

Material: Housing made of corrosion-resistant aluminum or stainless steel; impeller made of neoprene or composite materials.

Flow Rate: Approximately 20-30 gallons per minute (GPM) at cruising RPM.

Operating Temperature: Designed for marine environments, typically up to 140°F (60°C).

Drive Type: Belt-driven via engine crankshaft.

Seal Type: Mechanical seal for watertight operation.

Compatibility: Fits Mercruiser 5.0L MPI and carbureted engines.