65cc Big Bore Kit for Lance / GY6 50cc Scooters | Part #1210A-AWA-0065

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Performance Cylinder Upgrade Unlock more power from your 50cc scooter with this 65cc Big Bore Kit (Lance Part #1210A-AWA-0065). Designed for Lance scooters and most GY6 50cc 4-stro ke engines, this upgrade kit improves acceleration, torque, and top-end speed—perfect for daily commuting or spirited rides. This complete cylinder kit includes a high-performance 65cc cylinder, piston, rings, wrist pin, and circlips. A direct-fit upgrade for stock 139QMB engines, it's an excellent choice for riders looking to increase displacement and performance without sacrificing reliability. Compatible with Lance Scooters and GY6 139QMB Engines Increases Engine Displacement to 65cc Includes Cylinder, Piston, Rings, Wrist Pin, and Circlips Bolt-On Upgrade – No Case Machining Required Improves Acceleration and Hill-Climbing Power OEM Fit – Part Code: 1210A-AWA-0065 Show more