Small engine carburetor assembly. If the engine runs rough then the carburetor is likely restricted and will need to be cleaned, rebuilt, or replaced.
Briggs & Stratton flywheel key. The flywheel key aligns the flywheel in the correct position on the crankshaft. If the engine stops suddenly due to hitting a hard object, the flywheel key shears in half to prevent damage to the engine. If the flywheel key is broken, the engine won't start.
Briggs & Stratton recoil starter kit. The recoil starter engages the drive cup on the flywheel to start the engine. If the recoil starter is defective, the engine may not start.
Recoil starter housing
50 pack of Flywheel Key 222698S. This key aligns the flywheel with the crankshaft for most Briggs & Stratton engines.