Simple structure with reverse gear meet the need of different three  wheeler to back.

Multi-plated facing plates made of wearable material, togerther with  the centrifugal structure, makes the engine can be used reliable and  wearable with easy operation.

Oil ring and wearable piston, reliable lubrication.  Reliable and parts easily interchangeable.

Lower revolution speed for big torque, powerful engine and stable  performance.