Mercury - End cap assy - 99638A1 Yamaha-T9-9--6G8-Models-2004 but for the confidence that

but for the confidence that lets you enjoy each moment on the water without worrying about what’s happening under the engine hatch

and this thermostat makes that happen every time you head out

Confirm that part number 6Y8-0E83R-51-00 matches your Yamaha outboard

Prevents corrosion on wires and terminals

Mercury - End cap assy - 99638A1 Yamaha-T9-9--6G8-Models-2004 but for the confidence thatThis product has been superseded by: 1100 8M0021648 End cap assyWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.