Big bore kit 70cc for Yamaha JOG50.
This kit includes: big bore ceramic cylinder kit 47mm (piston pin 10mm) , cylinder head, forged crankshaft 40.2mm +1.8mm long stroke, bearings 6205, oil seals, needle roller, spark plug, exhaust pipe gasket.
For installation this kit you do not need to cut engine block. Just plug and play!
Worldwide express delivery by FedEx or DHL
Perfomance kit for Yamaha 2 stroke engine 3KJ. Fits models such as JOG50, ZR50, EVO50. Increased power and speed with any modifications.