Weichai 50 generator 4105 diesel engine factory phone

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13864600749 Weifang 50 generator 4105 Weichai diesel engine factory phone tank, flywheel, flywheel shell, oil pan, oil pump, filter, filter, fuel filter, starter, generator, air filter, diesel filter, filter, main bearing, connecting rod bearing, thrust bearing, cylinder pad valve, gas the portal, found that these parts can not wear the catheter, valve timing engine also has no exception. Remove the cylinder head, found that subsidence valve has increased, while in the diesel engine maintenance, subsidence of the valve is standard, remove the valve, check valve and valve seat of the valve seat wear surface, found quite serious "