Cam Cover FSa-155 for O.S. Engine OS42501100  [OS42501100]

FS cam cover overview

This cam cover is an RC-scale engine accessory listed as O.S. ENGINES CAM COVER FSa-155 and intended for use within the FS Engine parts family. It is designed to act as the external cam area cover and is offered as a direct replacement for the FSa-155 designation.

Purpose and fit: the cover shields the camshaft and timing components from dirt and assists in holding gasket seals in place during normal servicing. It is supplied as a spare to re-establish correct external assembly and to maintain straightforward access for periodic maintenance on FS-series engines.

Service guidance: the text emphasises compatibility and functional purpose rather than precise assembly instructions. Verify the FSa-155 imprint and confirm alignment with your engine's mounting points before final assembly. Use appropriate fasteners and routine RC workshop technique to secure proper sealing and clearance.