FS-200S Crankshaft Replacement OS44502000 - O.S. Engine  [OS44502000]

Replacement crankshaft for FS-200S applications

This crankshaft is offered under O.S. Engine model number OS44502000 and is intended as the replacement unit for FS-200S-designated RC glow engines. The text stresses correct fitment and workshop handling rather than any performance upgrade claims.

Fitment note: the product listing targets the FS-200S engine family; always confirm the stamped engine code on your unit before ordering to ensure proper match. This crankshaft is a component for model glow engines and should be treated with standard small-engine workshop care.

Installation and workshop tips: inspect connecting rod clearance and the condition of main bearing seats during installation, apply specified torque values to retaining hardware per your engine manual, and check for free rotation before refitting the engine into the model. For press-fit or bearing removal tasks, seek a trained technician if you are unsure.

Maintenance role: the crankshaft is the rotating core that determines balance and mechanical timing in model engines. During routine checks it is common to inspect this part for runout or wear and to replace it when faults are detected.

For hobbyists and workshops maintaining FS-200S-class glow engines, OS44502000 serves as a direct replacement crankshaft; confirm engine markings and follow safe workshop procedures when replacing and reassembling the unit.