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Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
High quality replacement part for Chinese engines
Mechanic's Note: To maintain the 94 mph speed rating and ensure even tread wear
All-Season Performance: Engineered for year-round urban riding in varied conditions
Sleek Black Finish: Clean design that complements the Ruckus aesthetic
In a stock setup
NCY Engine Case Boring Tool - GY6 125/150cc CVT springs High quality replacement part forEngine Builder Precision: NCY GY6 Case Boring Tool Push the limits of your GY6 engine with the NCY Case Boring Tool. When upgrading to extreme big bore kits (such as 61mm or 63mm cylinders), the stock engine case diameter is often too small to accept the larger cylinder skirt. This professional grade tool allows you to precisely machine the engine case to the perfect clearance, ensuring a seamless fit for high displacement performance upgrades.
