New CY RC 46 GP460 long block. WITH BILLET HEAD KIT - All you need to go from 42/46cc to RACE MOTOR with the least amount of money out of pocket. Use all your own plastic covers, ignition coil, flywheel, muffler, intake manifold and carb. They bolt right on.
Comes with the following items:
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Crankshaft installed
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Crankcase assembled
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Case Bearings installed
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Oil seal set installed
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Piston, pin bearing clips and rings
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BILLET HEAD KIT
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NGK spark plug