| 欧 IV | 欧 V |
| ECI燃油系统；催化器后处理 | ECI燃油系统；催化器后处理 |
| 适用于12-13.7米高一、二级公路客车，双层公交客车，BRT客车 | 适用于12m及以上公交或客车 |
| 机型系列 | 机型 | 排量 (L) | 排放 | 功率 (kw/rpm) | 扭矩 (Nm/r/min) |
| YC6MK 系列 | YC6MK290N-40 | 10.338 | 欧 IV | 214/2100 | 1220/1200-1500 |
| YC6MK320N-40 | 236/2100 | 1300/1200-1500 | |||
| YC6MK340N-40 | 250/2100 | 1350/1200-1500 | |||
| YC6MK375N-40 | 276/2100 | 1500/1200-1500 | |||
| YC6MK280N-52 | 10.338 | 欧 V | 206/2100 | 1150/1200-1500 | |
| YC6MK300N-52 | 214/2100 | 1230/1200-1500 | |||
| YC6MK320N-52 | 236/2100 | 1300/1200-1500 | |||
| YC6MK340-52 | 250/2100 | 1350/1200-1500 | |||
| YC6MK375N-52 | 276/2100 | 1500/1200-1500 |
