This big bore kits is suitable for GY6 engine. Upgrate from 50CC scooter engine to 80CC scooter engine.
We also provide other big bore kits for GY6 engine, namely 125 to 150CC, 150 to 170CC, 150 to 190CC, 150 to 225CC. Big bore kits are avilable: 47mm, 50mm, 58.5mm, 61mm, 62mm, 63mm.
We supplier a wide range of performance parts for GY6 50, 125, 150 (139QMB 152QMI 157QMJ ) such as performance muffler, carbon fibre muffler, rainbow muffler, big bore kit, ceramic big bore kit, laser-treated big bore kit, performance cdi, performance ignition coil, performance clutch, performanc brake shoe, performance camshaft, performance air filter, oko carb etc.
We offer GY6 engine parts, scooter body parts, chrome parts, performance parts with good quality with good price, in this field for many years, and export to many countries.
Because space is limited, can not upload all of the pictures, please contact us for morde detail information. We will service you well no matter is big big or small order as long as we accept the order.
Hope can do long term business, evern small order, we also hope your business can enlarger through our mutual efforts.