AN INTERNAL COMBUSTION ENGINE SYSTEM

The disclosure relates to an internal combustion engine (ICE) system (100), comprising a two-stroke piston machine (130) having a cylinder (131) for accommodating a reciprocating piston (132), and further at least one valve (136) for regulating a flow of fluid medium; the ICE system further comprising a rotatable crankshaft (140) for operating the reciprocating piston, wherein the rotatable crankshaft comprises an integrated cam lobe (142) arranged to operate the at least one valve of the two-stroke piston machine.