Impeller – Fits Yamaha 2 HP 2-Stroke (Replaces 646-44352-01-00) PCM and confirm a steady stream

and confirm a steady stream from the cooling system's telltale port

loss of power at high RPMs

and start the engine to ensure the belt runs smoothly and quietly

25 Male x 3/8-16 Female Adapter

How do I know if this seal kit will fit my specific engine model

Impeller – Fits Yamaha 2 HP 2-Stroke (Replaces 646-44352-01-00) PCM and confirm a steady streamProduct Details This is a direct replacement Impeller for Yamaha 2 HP 2 Stroke Outboard Motors from model years 19872002. It is engineered to meet or exceed original equipment specifications, ensuring reliable performance for your engine's cooling system. This part replaces Yamaha OEM part 646 44352 01 00 and is a direct interchange for Sierra 18 3074, Mallory 9 45605, and NGK 89880. Installation is a direct fit to the OEM housing and drive shaft.