Shop replacement repair parts for Briggs & Stratton Lawn Mower model 121002-1423-B8

Briggs & Stratton Original Equipment 491588S Air Filter. Briggs & Stratton genuine parts are specially designed to exact OEM standards, manufactured and tested to help deliver optimum performance in Briggs & Stratton engines.

Fuel cap

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.

Fuel Shut-off Valve, In-Line Valve, 90 Degree Valve, 3.5 & 5 HP Industrial Plus

Small engine carburetor bowl gasket.

Clamp-hose

Carburetor needle & seat kit. Comes with installation instructions. The float needle allows fuel to enter the float bowl. If the float needle is stuck closed, the engine will not get fuel and thus will not start.

Valve spring retainer

Fuel float kit for carburetor

Small engine starter pawl (Nylon). *Sold as a set of Two.

Briggs & Stratton Spark Plug (QC12YC)

Oil Fill Plug, Selected Engines w/Angled Oil Fill Neck

Ignition coil for single cylinder engine, with instruction sheet.

Spark plug boot

Oil Seal, L-Head, 2-5 HP Including Quantum, Europa and Intek