... : K4100,R4105.R6105 ...series 2.oil/fuel filter , cylinder , 3.hish quality and best price Specifications :oil/fuel filter for the diesel ... engine :weichai Ricardo diesel engine , such as K4100 SERIES ,R4105 DIESEL ENGINE ... on , if you really need them , welcome here , thanks ! Oil / fuel filter for k4100 , R4105 ,R6105 series diesel engine