The Mercruiser 228 Water Pump is a marine-grade pump designed for efficient water circulation in Mercruiser engines. It ensures reliable cooling by maintaining consistent water flow to prevent overheating. This durable pump is built to withstand harsh marine environments.

The Mercruiser 228 Water Pump is designed for marine applications. Key specifications include:

- Size: Typically fits Mercruiser V6 and V8 engines (specific models may vary).

- Grade: OEM or equivalent aftermarket replacement.

- Viscosity: Compatible with standard marine engine coolant/antifreeze (typically ethylene or propylene glycol-based).

- Buoyancy: Not applicable (non-buoyant component).

- Material: Housing is usually cast aluminum or composite; impeller is often made of neoprene, rubber, or stainless steel.

- Flow Rate: Varies by engine model (consult manufacturer specs).

- Mounting: Bolt-on design with gasket or O-ring seal.

- Drive Type: Belt-driven (serpentine or V-belt depending on engine configuration).

- Operating Temperature: Suitable for marine engine operating ranges (up to 200°F/93°C or higher).

- Compatibility: Works with Mercruiser cooling systems (raw water or closed-loop).