Water Pump Impeller Kit – Fits Yamaha 2-Stroke 25–30 HP (Replaces 689-W0078-A4-00, 689-W0078-04-00) 40HP 3 models from 2000 to

3 models from 2000 to the present

The best way to guarantee fitment is to check your engine's service manual or existing part for the OEM number 394711

4 sets of numbers 0-9

Opens with a screw lock mechanism for precise control during installation

A visibly shrunken

Water Pump Impeller Kit – Fits Yamaha 2-Stroke 25–30 HP (Replaces 689-W0078-A4-00, 689-W0078-04-00) 40HP 3 models from 2000 toProduct Details This Water Pump Impeller Kit Fits Yamaha 2 Stroke 2530 HP Outboard Engines is a comprehensive, direct fit solution for maintaining the cooling system on several Yamaha 2 stroke outboard models. It is designed for specific 25 HP (19861997) and 30 HP (19861992) series engines, including C25, C30, CV25, and CV30 variants, ensuring reliable performance. The kit serves as a direct interchange for Yamaha part numbers 689 W0078 A4 00, 689