Use a 49cc Huasheng Engine to motorize a standard bicycle.  Centrifugal clutch operation; 

HuaSheng Engines are now available with 7A 12V generators for lights and turn signals!    

Install engine in a few hours and them go 0 to 30 in 6 seconds!!!!

4 cycle engine operation:   No gas & oil mix! 

Depending on sprocket ratio speeds up to 45Km.

Silent T belt transmission:  No gears  No oil;  No noise;  No muss;  No fuss; 

Get over 100 miles per gallon.

Comes with:  Rear rack mount. gas tank, all controls, chain & sprocket included in kit.

We supply the complete installation kit and you or the end user supply the bike & engine.   

Makes 2 cycle bike engines a thing of the past!   Ref. our web site for more info. 

4G Installation kits are made by China GAS in our own factory.    US patent pending:

Check out our web site; If you are a WD distributor in the motorized bike business we want to talk with you!

Send us your profile and business plan to receive our exclusive distribution consideration.  :

T belt drive transmission installation Kits motor