Listed as O.S. Engine OS44307000, this cover plate is intended for parts marked with the FSa-72 designation. It provides a protective cover and a sealing interface for the crank case region of the model engine.
Installation notes: the plate aligns to existing crank case dowel pins and secures using the original screw positions; keep the engine’s factory hardware when possible. During fitting, confirm there is adequate clearance to the carburettor and to the cooling head arrangement on FSa-72 units.
Service role: maintaining good crankcase sealing with this plate can influence engine starting and idle characteristics on RC models. Inspect the mating faces for flatness, verify fastener torque, and ensure gaskets or seals are serviceable before reassembly.
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