... air cooling diesel generator set Certificate:CE,EPA Canopy:silent type Warranty:one year Delivery:within 20days 5kw Air cooling diesel generator setSpecifications ModelNG ... startingEngine modelNG 186FAEngine typeSingle-cylinder, 4-Stroke,Air-cooled diesel engine,Vertical, Direct injectionBore× Stroke(mm)86 × 72Displacement ... oil typeSAE10W30 (above CC grade) 5KW air cooling diesel generator set