Water Pump Impeller SIERRA 118-3040

Compatible Engines

Maintaining your outboard motor's cooling system is essential for peak performance. The SIERRA 118-3040 water pump impeller is a critical component ensuring proper water circulation within the engine. This part is designed for 4-5 HP, 9.9 HP, and 15 HP engines manufactured between 1996 and 2002. Due to the nature of the aftermarket parts market, compatibility must be verified by the manufacturer's catalog number 118-3040 or the original OE number. If you are unsure if this part fits your engine, contact our support team to select the correct component.

Installation and Operation

Replacing the impeller is a straightforward process but requires precision. Before removing the old element, ensure the pump housing is clean. The new SIERRA 118-3040 impeller features high abrasion resistance, extending pump life. We recommend lubricating the seal before installation to prevent damage. Regular impeller replacement prevents engine overheating, which is vital for longevity. Remember, original SIERRA parts provide perfect fit and reliability on the water.

• Ensures stable coolant flow
• High resistance to operational conditions
• Perfect fit for specified engine models
• Easy installation without special tools
• Increases safety during voyages