Is it difficult to replace these parts myself
Reinstall the lower unit bolts
A physical inspection might reveal cracks or leaks in the pump housing
and DF6 series
How do I know if the transom saver is properly installed
Thermostat (143°F/62°C) – Fits Yamaha 2-Stroke Outboard 9.9-55 HP (Replaces 6F5-12411-01, 6F5-12411-02, 6F5-12411-03) GMC Is it difficult to replaceProduct Details This replacement Thermostat (143F 62C) Fits Yamaha 2 Stroke Outboard 9. 9 55 HP ensures your engine operates at the correct temperature for optimal performance and longevity. It is engineered for a wide range of Yamaha 2 Stroke models from 9. 9 HP to 55 HP, specifically covering years 19861997 including series 9. 9, 15, C25, C30, C40, C55, CV25, CV30, CV40, and CV55. This part provides a direct interchange for Yamaha part numbers 6F5