1.Cummins Cylinder block 3971411 2.6B/6C/6L/M11/NT855/K19 3.genuine cummins 4.all cummins series 5.made in china or import Our company is specialized in supplying parts for full range of Cummins engines, mainly covering B, C, L, ISBe, ISDe, ISLe, Renault dCi11 series. Original quality, competitive price and in time after service will be offered by us under the philosophy of “faith, professional, ...