Water Pump Impeller Kit – Fits Yamaha 25-40HP 4-Stroke Outboards (Replaces 66T-W0078-00) Crusader or softening of the hose

or softening of the hose material

Designed as a direct OEM-replacement for straightforward installation

Position the new gasket correctly onto the cleaned surface

Secure the bellow with new hose clamps

Water Pump Impeller Kit – Fits Yamaha 25-40HP 4-Stroke Outboards (Replaces 66T-W0078-00) Crusader or softening of the hoseProduct Details This aftermarket Water Pump Impeller Kit Fits Yamaha 25 40HP 4 Stroke Outboards (Replaces 66T W0078 00) is designed for Yamaha 4 Stroke engines from 2540HP, model years 2000 to present. It is confirmed to fit T25, F30 (20012005), F40 (20002008), and F40B (all years) outboards, ensuring reliable performance for cooling system maintenance. It serves as a direct interchange for Yamaha part numbers 66T W0078 00 00 and 66T W0078 01 00, as