Yamaha 61A-W0078-A4-00 – Water Pump Repair Kit

Genuine Yamaha OEM water pump repair kit used to service the cooling-water pump on select Yamaha outboards.

Kit includes:

• Impeller — 6E5-44352-01-00
• Cartridge insert
• Outer wear plate
• Water pump gasket
• 2 O-rings
• Woodruff key
• 2 dowel pins
• 4 mounting bolts/washers

Common applications: Yamaha 150–250 HP outboards, including select F150, F175, F200, F225 and F250 models. Fitment varies significantly by year and engine family.

Supersedes: 61A-W0078-A3-00, 61A-W0078-A2-00, 64L-W0078-00-00 and 65L-W0078-A0-00.

Important: This is the standard repair kit and does not include the plastic water-pump housing.