康明斯B3.9,B4.5,QSB4.5发动机整机配件特供:缸盖3965771/3965770/3968196,缸垫3283569,进气门3920867,排气门3920868,水泵3285414,水泵3286278,进气加热器3969987,发电机3972730,皮带张紧轮3976834,缸体3938366,缸体总成4089546,缸套3904166,凸轮轴3939377,凸轮轴键3902332,凸轮轴支撑3927155,凸轮轴齿轮3946436,活塞环4089460,活塞组件4089462,活塞3939398,活塞销3939374,活塞销卡环3939375,连杆总成3939407,连杆3939406,连杆瓦3939390,连杆瓦3939380,曲轴3939367,曲轴键3904483,曲轴齿轮3929027,曲轴瓦3802010(含3929016,3926723,3929021) |