... 3.auto spare parts:auto engine piston ring,piston,liner,engine bearing,gasket ISUZU series ... engine piston ring1.Dia. from 83.00mm to 135.00mm2. General Model:ManufacturerEngine ModelDIA(mm) ... service 5) auto spare parts: auto engine piston ring, piston, cylinder liner, engine bearing, gasket and ... any further inquiry,please feel free to contact with us! engine piston ring for ISUZU 4HF1