47mm Cylinder Big Bore Piston Vertical Conversion Kit Replacement for 70cc Engine
Please note before purchasing
cylinder bolt just fits 6mm
cylinder bolt does not fit 8mm
this cylinder does not fit the stock muffler and carb
We supply full expansion chambers, which are sold separately and will need to be cut and fit to your specific bike
Replacement for:
for 66/80cc Motorized bike
NOT BT100 OR BT110
YOU WILL HIT SPEEDS OF 100 PLUS.
PLEASE CHECK EVERYTHING BEFORE TRYING
Enhanced Performance:
The 70CC cylinder big bore piston vertical conversion kit is designed to boost the performance of your engine. With a 47mm bore cylinder and piston kit, this conversion kit ensures increased power and torque.
Improved Engine Efficiency:
The inclusion of a Reed valve in this kit improves fuel efficiency by optimizing the fuel-air mixture in the combustion chamber.
Durable Construction:
Made from good-quality materials, the 70CC cylinder big bore piston vertical conversion kit is built to last. The 47mm bore cylinder and piston kit are designed to withstand temperatures and pressures, ensuring good performance and reliability.
Easy Installation:
This 70CC cylinder big bore piston vertical conversion kit is designed for easy installation. And easy to use.
Packaging Including:
As Shown.
1st: You must make sure the bottom case of your 2-stroke 70cc engine has 6mm diameter bolt, not 8mm bolt;
2nd: You have to use our fitted carburetor, as the stock carb does not fit this iron steel cylinder.
3rd: You have to use our fitted muffler, as this iron steel cylinder's muffler port is different than a normal 2-stroke 70cc engine's muffler port.