This is a primer pump or primer bulb, and it is used on various outdoor lawn equipment. This part has an outer diameter of 0.616 inches, it is dome shaped, and transparent. The primer pump gives the engine of your machine a faster start by pulling fuel into the carburetor. If your pump is malfunctioning your machine will not receive the fuel it needs to operate properly. If you notice the primer pump is leaking you must replace it, as it could become dangerous.
Installation Instructions
Steve from Hilliard, OH says,
Replaced fuel line, primer,filter and hoes
In home shop...read more