Dongfeng Cummins DCEC engine parameters & nbsp; engine model & nbsp; & nbsp; & nbsp; & nbsp; & nbsp; S030285 displacement & nbsp; 8.9L idle & nbsp; 700r/min control performance piece table, & nbsp; 0891 rated power speed & nbsp; 231kw2200r/min emission levels & nbsp; Euro III & nbsp; gaseous cold clearance & nbsp; 0.3mm exhaust & nbsp; 0.61mm