Briggs & Stratton Spark Plug (RJ19LM). If the engine does not start or runs poorly then the spark plug may be defective and will need replacement.
Two cycle engine carburetor repair kit. If the engine runs rough, then the carburetor may need to be cleaned, rebuilt, or replaced.
Carburetor fuel inlet needle. This needle can get stuck if fuel if left inside the carburetor for extended periods of time. Ethanol in the gasoline can cause it to turn into a varnish-like substance and cause the engine to not start.
Hex nut, 5/16-18
Piston ring set, standard
Gasket, fuel pump
Thumb drive-Service video. Complete Walbro diaphragm carburetor inspection & service video set.