- High quality complete cylinder big bore kit, includes all gaskets and components necessary to upgrade your cylinder
- Upgrade your engine to 70cc!!
- Only fit 2 stroke Yamaha Jog 50 and its clone engine
- Piston diameter: 47mm; Wrist pin diameter: 10mm (not for 12mm ones)
- High quality complete cylinder big bore kit, includes all gaskets and components necessary to upgrade your cylinder
- Upgrade your engine to 70cc!!
- Only fit 2 stroke Yamaha Jog 50 and its clone engine
- Piston diameter: 47mm; Wrist pin diameter: 10mm (not for 12mm ones)