58170 (3000001-3999999 - 1983) Toro Tiller

This is a spark plug and it is found in various lawn equipment. If your engine is not starting or running poorly, you may need to replace the spark plug. This part is a RJ9LM. Meaning, it is a resisto...

This is a screw for your lawn equipment. Most commonly used to secure the half-rotor to the blade in your machine. This part is a hex bolt, and requires a nut or a tapped hole.