The Fuel Pick Up Line with Filter is an OEM plastic part used to filter and deliver fuel to the carburetor. If broken, the engine will not get fuel and the part should be replaced. This part is rated "Easy" to install and only requires a set of pliers.
This Spark Plug is inserted into the cylinder head and is rated as "Easy" to install. The spark plug ignites the air fuel mixture inside the combustion chamber. If the part doesn't work, or is missing then the engine will not start and the spark plug must be replaced. This part should also be replaced annually as a part of proper engine maintenance. Tip: Gap to manufacturer's specs before installing.
The impeller blade goes between the upper impeller housing and the lower impeller housing. This part is sold individually and is made of plastic. This is an OEM item sourced directly from the manufacturer and used in blowers made by Ryobi, Troy-Bilt, Yard Man, MTD, and Cub Cadet. You may need a screwdriver, a socket set, and a set of pliers when replacing this part. It may become broken and will need to be replaced.
This part is an OEM sourced directly from the manufacturer. It is designed for blowers, trimmers, and edgers made by Troy-Bilt, Ryobi, Yard Man, MTD, and Cub Cadet. The metal star screw fits into various parts and will require a Torx screwdriver. It will need to be replaced if it becomes lost or stripped. This screw is available as an individual replacement part even though many might be needed.