Maintain reliable engine cooling performance and protect your outboard from severe overheating with this complete water pump repair kit. Designed for demanding marine environments, this comprehensive kit replaces worn housings, degraded impellers, and compromised seals to restore optimal water pressure across all operating speeds.
Fitment
Fits select 1984 to 1992 Yamaha V6 2-stroke outboard engine models, including:
- 150 HP: 150 / L150 (1986–1992)
- 175 HP: 175 (1984–1992)
- 200 HP: 200 / L200 (1984–1992)
- 225 HP: 225 / V6 Special (1987–1992)
What’s Included
- Water pump housing
- Neoprene water pump impeller
- Stainless steel insert cup
- Stainless steel wear plate
- Impeller drive key
- Water pump gasket
- O-rings and seals
- Housing installation bolts and washers
Replaces / Cross-References
- Yamaha OEM: 6G5-W0078-A1-00, 6G5-W0078-A1, 6G5-W0078-00-00, 6G5-W0078-01-00
- Sierra Marine: 18-3311
- GLM: 12060
- Mallory Marine: 9-48608
Fitment Caution
Fitment can vary by engine year, model code, and lower unit configuration. Compare your original pump assembly and OEM cross-reference numbers prior to ordering.
Questions About This Product?
Have a question about this part or need help determining if it may work for your application? Email us at customerservice@marinepartswarehouse.com with your engine model and serial number, and our team will be happy to help with any information we have available.
