Water Pump Impeller Kit – Fits Yamaha 9.9/15 HP Outboard (Replaces 682-W0078-A1-00) 4.4HP 1 x Set of Rotor

1 x Set of Rotor Bolts (Included in kit)

Inspect cylinder head and block for warping or cracks

If anything differs—even if your model appears on the compatibility list—do not order

as this can crack the plastic housing or damage the plate

Water Pump Impeller Kit – Fits Yamaha 9.9/15 HP Outboard (Replaces 682-W0078-A1-00) 4.4HP 1 x Set of RotorProduct Details This Water Pump Impeller Kit Fits Yamaha 9. 9 15 HP Outboard (Replaces 682 W0078 A1 00) is designed for Yamaha 9. 9 HP and 15 HP 2 stroke outboard engines from 19841995 and select 4 stroke models produced between 1985 and 2004. It also fits compatible Mariner outboards sharing the same engine specifications. This kit serves as a direct interchange for Yamaha part numbers like 682 W0078 00 00 and 682 W0078 A1 00, as well as aftermarket