In Stock Engine parts DIO50 big bore kit 92cc electric start version 222145 USD 650 Big bore kit 92cc for Honda DIO50 AF18. This set including:1. Cylinder kit 52mm with cylinder head;2. Crankshaft +1.8mm longer stroke with bearings and oil seals;3. Big manifold 26-28mm;4. JISO full CVT set(pulleys, clutch, variator, drive face)5. Bando belt;6. Spring for high RPM. Add to cart