Shop replacement repair parts for Tecumseh Lawn Mower model JS63/Engine: 12E602-0135-E1

Champion Spark Plug (RC12YC). 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.

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.

Briggs & Stratton Spark Plug (RC12YC), Selected Engines 3/LC Gas (.020 gap)

Rebuild Kit

Briggs & Stratton Spark Plug (QC12YC)

Carburetor kit