Sierra 18-8950 Marine Water Pump Impeller for Yanmar Engines

The Sierra 18-8950 is a premium-quality replacement water pump impeller designed for Yanmar marine diesel engines. This critical cooling system component circulates raw water through the engine to regulate temperature and prevent overheating that can lead to costly engine damage.

Key Features:

• Manufactured in an ISO9001-certified factory in Europe using high-quality rubber compounds formulated specifically for marine applications
• Engineered to meet or exceed OEM specifications for assured fit, form, and function
• Direct replacement for Yanmar part number 124223-42092
• Designed to withstand harsh marine environments including silty and sandy water conditions
• Built to resist wear and maintain efficient water flow throughout its service life

Compatible Engine Models: 2GMF, 3GMF, 2GM20F, 3GM30F, 3HM, 3HMF, 3HM35, 3HM35F, 2QM, 2QM20, 3QM30, and 3QM30F

Regular impeller maintenance is essential for preventing downtime and avoiding catastrophic engine failure. Sierra recommends keeping a spare impeller onboard as part of your routine maintenance kit to ensure you stay on the water when you need it most.