Honda air cleaner (or air filter). If the air filter is clogged or dirty, the engine may not start or may run rough.
Bow Tie Cotter Pin
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.
MTD Spark Plug. The spark plug ignites the fuel and air mixture in the cylinder to power the engine. If the spark plug is burnt, fouled or damaged the engine may not start or may run rough.
Carriage Bolt: 5/16-18 x .750"
MTD flange lock nut, 5/16-18.
Fuel bowl gasket
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.
Self-tapping screw. 5/16-18 inches by .75 inches.
Briggs & Stratton in-line fuel filter. If the fuel filter is clogged, it will restrict the flow of fuel to the carburetor. As a result, the engine may not start.
MTD flange lock-nut, 1/4-20.
Briggs & Stratton starter gear (also called a pinion gear), 16-tooth, plastic. The starter gear engages the flyhweel to start the engine. If the teeth on the starter gear are worn out, the engine may not start.
Extension spring, .380 x 2.500