Water Pump Impeller Kit – Fits Yamaha 25-40HP 4-Stroke Outboards (Replaces 66T-W0078-00) Crusader and fits models with a

and fits models with a 25" shaft length

ensuring it aligns correctly with all ports and bolt holes

Product Type Exhaust Water Shutter / Flapper Installation Y-pipe exhaust system Fuel Type Gasoline Connection Fits into Y-pipe exhaust port Housing Material Rubber with internal steel rod Dimensions 6" (152

Designed as a direct OEM-replacement for straightforward installation

Water Pump Impeller Kit – Fits Yamaha 25-40HP 4-Stroke Outboards (Replaces 66T-W0078-00) Crusader and fits models with aProduct 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