YS Engine YSS1045 Crankcase Plug 50ST Replacement Part  [YSS1045]

Crankcase plug for 50ST

This YS Engine YSS1045 crankcase plug is an RC-scale replacement part intended for use with YS 50ST engine assemblies. It serves as a service spare for the crankcase area and is meant to support routine maintenance and component replacement on model glow engines.

Use this plug when performing scheduled inspections or when replacing worn crankcase fittings. Installation is performed during standard engine disassembly, and the part integrates into the crankcase opening it is designed for without modifying the engine structure.

Keep the part dedicated to model engine use, verify fit against your engine model before installation, and follow your engine's normal teardown and reassembly steps to ensure correct sealing and alignment.