This Forester® Flywheel Key is a direct replacement for Tecumseh part number 611004. The flywheel key is a small but critical part of the ignition system, ensuring the flywheel and crankshaft remain properly aligned for correct engine timing.
Brand: Forester®
Replaces OEM: Tecumseh 611004
Function: Keeps flywheel/crankshaft timed correctly
Material: Hardened steel
Application: Tecumseh engines – various models (verify by part #)
Symptoms of a bad key: Backfiring, hard starting, no spark
This part is essential when replacing a flywheel or after a sheared key due to a sudden engine stop or misfire.