Piston for CUMMINS 4B 3.9Reference3802250Engine applicationsCUMMINS 4B 3.9 · CUMMINS 6B 5.9bore mm102retainer specification40-1.7-RAsupplier ring thickness reference3T 2.35 4Other references on this record380224838022493802250391904439190453919041PistonBrowse this categoryBrowse this brand · CUMMINSProduct page · 3919041CUMMINS