Simplify your next engine build with the Blue Line GY6 Long Case Engine Assembly Kit. Designed for 125cc and 150cc GY6 scooters using a long-case belt configuration (12"�14" wheels), this OEM-equivalent engine case kit comes with the most difficult work already done � bearings and rubber isolation buffers are professionally pressed in at the factory, saving you time and specialized tool costs.
Important: This case uses a 54mm cylinder head stud spacing. Verify your engine's stud spacing before ordering. This case is not compatible with QMK-based engines (161QMK / 1P61QMK).
Compatible with 157QMJ / 152QMI-based engines (125cc / 150cc) with 54mm head stud spacing:
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