Yamaha - Exchanger, heat - 6H4-12466-A0-00 Mercury-50HP-EFI-2015 helping maintain smooth control feel

helping maintain smooth control feel and reliable operation

Glastron Boat Co

It automatically finds the ideal trim position as speed and load change

Coolant assy

Yamaha - Exchanger, heat - 6H4-12466-A0-00 Mercury-50HP-EFI-2015 helping maintain smooth control feelYamaha Heat Exchanger Engine Cooling System 6H4 12466 A0 00 Overview When cooling systems start acting up, its not always the obvious stuff like the impellersometimes its deeper in the system. Ive worked on motors where temps crept up slowly, and it traced back to restricted or failing heat exchangers. This part plays a big role in keeping engine temps stable under load. When its working right, the motor runs clean and consistent, even on long runs.