In Stock Engine parts DIO50 125cc big bore kit air cooled 55mm cylinder set 52.6mm forged crankshaft 222252 USD 650 Big bore kit 125cc for Honda DIO50 AF18. For installation this set is needed milling crankcase.Set including:1. Air cooled cylinder kit 55mm JISO (height 76mm, pin size 14mm);2. Forged crankshaft 52.6mm +3 long stroke TWH;3. Cylinder head;4. Set of crankshaft bearings, needle roller and oil seals. Add to cart