Applying new air- flow technique to decrease engine  temperature and extend engine life.

Integral type cylinder head and cover, good heat dissipation

capability, low noise.istonPiston

Ring oil low abrasion piston with reliable lubrication capability.  Super-large volume oil pump makes engine work more reliable.  Matured product with stable quality, and good interchangeability  of spare parts.

Large Torque under low speed, large power and stable  performance.