1.original piston ring for Ricardo diesel engines 2.high quality and best price Specifications the poston ring for the Ricardo diesel engine K495 SERIES ,K4100 SERIES ,R4105 SERIES ,R6105 SERIES , 6113 SERIES ,6126 SERIES DIESEL ENGINES , Welcome here , if you need them , thanks . Ricardo spare parts piston ring for K4100 ,R4105,R6105 series