Water Pump Impeller Kit – Fits Yamaha F75-F100 Outboard Motors (Replaces 61A-W0078-A3-00) family-mercury-25hp or 9-42800 and check the

or 9-42800 and check the compatible models table

Re-secure the thermostat housing and tighten the bolts to the manufacturer's specified torque

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Maintains emission-label and regulatory compliance

Q: How often should I replace my on-engine fuel filter

Water Pump Impeller Kit – Fits Yamaha F75-F100 Outboard Motors (Replaces 61A-W0078-A3-00) family-mercury-25hp or 9-42800 and check theWater Pump Impeller Kit Fits Yamaha F75 F100 Outboard Motors (Replaces 61A W0078 A3 00) This water pump impeller service kit is designed for Yamaha F75, F80, F90, and F100 4 Stroke outboard engines manufactured between 1999 and 2013. Please refer to the detailed model list below to ensure an exact match for your engine. This kit serves as a direct replacement for Yamaha OEM part numbers 61A W0078 A3 00, 61A W0078 A2 00, and 61A W0078 A4 00, as well as