Piston for CUMMINS QSK78Reference4955737Engine applicationsCUMMINS QSK78bore mm170retainer specification68-2.5-STU(ORIGINAL)/65-2.5-RBsupplier ring thickness referenceT T 4.0Other references on this record49557373638753PistonBrowse this categoryBrowse this brand · CUMMINSProduct page · 3638753CUMMINS