| abstract |
Internal combustion engine, in particular diesel engine, comprising a cylinder blocknand a cylinder head assembly, said cylinder block and said cylinder head assemblyndefining at least one cylinder, a lubrication system for delivering lubrication oil to spotsnof the engine, which need lubrication, a piston slidably disposed in said cylinder so asnto reciprocate therein, said piston supporting at least one piston ring disposed in anpiston ring groove in sliding contact to an inner circumferential surface of a cylindernbore of the cylinder, wherein said inner circumferential surface of the cylinder borenbeing plated with a layer of Ni or Cr, an outside circumferential surface of the pistonnring being plated with a layer of Ni or Cr and the piston and/or the piston ring, at leastnpartially, comprises a molybdenum disulfide plating. |