| Euro II Emission Standard |
| Domestic strengthening pump |
| Applicable for 7m bus |
| Type | Model |
Displacement (L) |
Emission |
Rated Power (kw/rpm) |
Maximum Torque (Nm/r/min) |
| YC4DSeries | YC4D130-20 |
4.214 |
Euro II |
90/2800 |
380/1600 |
| YC4D140-20 | Euro II | 103/2800 | 420/1600 |