Gasoline grass trimmer 1. Engine type:air cooling,single cylinder,two stroke 2. Power:0.65kw/6500r/min 3. Displacement:22.5cc Gasoline ... hedge trimmer2. Engine form:forced air cooling,single cylinder,two stroke 3. Power:0.65kw/6500r/min4. Displacement:22.5cc5. Carburetor form ...