(Shandong warehouse 138-6460-0749) Weifang Diesel Generator 6105 connecting rod crankshaft Wagang cover pad four matching, turbocharger, air compressor, water pump, intake manifold, exhaust pipe, inlet pipe and return pipe, a water inlet pipe, outlet pipe, diesel filter, oil filter rings and cylinder and ring and ring groove kept rubbing, if high temperature and bad lubrication, the wear is very serious, resulting in piston ring surface abrasion, corrosion and even bite or rupture, and the back end gap gap and gap ring and cylinder wall, ring and ring groove changes, the change of physical and mechanical properties of