Four-Stroke Outboard Smoking During Initial Start Up? Here’s a Storage Tip that Can Help Proper storage of four-stroke outboards is critical for many reasons. One more obvious reason for smoke during start up could be directly related to the position of the outboard during storage. When storing Yamaha four-stroke engines, either overnight or for any […]
Tag: Quick tip
Flywheel Cover
Flywheel covers serve multiple purposes; they direct airflow to cool components mounted on the motor and prevent objects from getting into the flywheel, timing belt, and gears, which could cause significant damage when the motor is running. Most importantly, they are there to prevent injury to users who have removed the top cowling while the […]
Quick Tip: Removing HPDI Fuel Injectors
Removing HPDI fuel injectors from the cylinder heads can be a struggle, particularly in saltwater applications. Corrosion can build up between the injector and the pocket in the cylinder head. To block corrosion build-up and ease future removal, apply a light coat of Yamaha WR#2 waterproof grease (pn 90790-74046-00) to the metal injector body when […]