| 
 Model  | 
 JC170  | 
 JC175  | 
| 
 Type  | 
 Single-cylinder Four-stroke  | 
| 
 Combustion system  | 
 Swirlcombustion Chamber  | 
| 
 Bore×stroke(mm)  | 
 70×70  | 
 75×70  | 
| 
 Compression ratio  | 
 22±1  | 
 22±1  | 
| 
 1-hour rated output(kw/r/min)  | 
 3.64/2600  | 
 4.0/2600  | 
| 
 12-hour rated output(kw/r/min)  | 
 3.31/2600  | 
 3.68/2600  | 
| 
 Specific fuel consumption(g/kw.h)  | 
 ≤284.2  | 
 ≤284.2  | 
| 
 Specific lube oil consumption(g/kw.h)  | 
 ≤4.76  | 
 ≤4.76   | 
| 
 Cooling system  | 
 Hopper water- cooled  | 
| 
 Lubrication system  | 
 Combined pressure and Splashing  | 
| 
 Starting method  | 
 Hand crank  | 
| 
 Net weight(kg)  | 
 48  | 
 48  | 
| 
 Method of power output  | 
 Output of flywheel end  | 
| 
 Overall dimensions (L×W×H)(mm)  | 
 495×312×415  | 
 495×312×415  |