O.S. Engine OS28631000 Crankshaft Ball Bearing R GT60  [OS28631000]

Crankshaft Ball Bearing R GT60

This O.S. Engine replacement bearing is an RC-scale crankshaft component labeled R GT60 intended for service on matching R GT60 crankshaft assemblies. It serves as the rotating interface on the crankshaft and is intended to restore smooth shaft rotation where wear or damage has increased friction or play.

Installation is straightforward: remove the engine head and crankcase as required, inspect the crankshaft journal and bearing seat for damage, and press the bearing into its race with even, axial force until fully seated. After installation, verify shaft endplay and free rotation before reassembly to ensure the engine runs smoothly.

In setup and tuning, this bearing's role is to reduce mechanical drag and stabilize crankshaft movement, which helps maintain consistent engine idle and throttle response. Regular inspection during maintenance cycles will help identify premature wear or contamination that can affect performance.