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63mm Sports big bore cylinder kit for Polaris RZR 170 170EFI UTV 2009-2021 US
Big bore 63mm Cylinder Kits from Taiwan. For Aeon / Polaris RZR170 engine. 63mm bore size will be 180cc (some area called it 200cc model).
(standard engine : bore x stroke : 61mm x 57.8mm). Design & Made in Taiwan. RZR 170 Youth ATV - UTV. 1x piston kit (piston, rings, clips, wrist pin 15mm). 1x Gasket kit(head, base & timing chain).