1.Nozzle Piping 2.Application: Excavator 3.Model&Engine: 6D31 4.Co. ... , Alternators, Turbochargers, Water pumps, Gear pumps, Oil pumps, Cylinder Blocks, Cylinder heads, Crankshaft, Connecting Rods, Oil coolers, blades, Radiators, Liner kits, Gasket ... based on professional and sincerely attitude ! 6D31 Excavator high pressure Nozzle Piping