Sierra Water Pump Repair Kit – Replaces Yamaha 61A-W0078-A3-00 / 61A-W0078-A2-00 – 33961

A direct-fit Sierra water pump repair kit engineered as a replacement for Yamaha part numbers 61A-W0078-A3 and 61A-W0078-A2-00. The kit restores cooling system performance on a wide range of Yamaha outboards, including the F150, F200, F225, 225, 250 (1992 and newer), S150/SX150, S200/SX200, S250/SX250, V150/V250, VX150/VX250, VZ150, VZ200 (2.6L), Z150, Z300, P150, P200, and C150/PX150 model lines. As with any water pump service kit, it includes the components needed to renew the impeller-based cooling circuit and should be paired with proper housing inspection during installation.