▁can ▁be ▁in ▁operation ▁at ▁once . ▁This ▁is ▁not ▁the ▁case ▁with ▁the ▁cam less ▁engine , ▁where ▁lift ▁and ▁val ve ▁timing ▁can ▁be ▁adjust ed ▁freely ▁from ▁val ve ▁to ▁val ve ▁and ▁from ▁cycle ▁to ▁cycle . ▁It ▁also ▁allows ▁multiple ▁lift ▁events ▁per ▁cycle ▁and , ▁indeed , ▁no ▁events ▁per ▁cycle — switch ing ▁off ▁the ▁cyl inder ▁entirely . ▁ ▁Cam less ▁development ▁Cam less ▁val ve ▁trains ▁have ▁long ▁been ▁investig ated ▁by ▁several ▁companies , ▁including ▁Ren ault , ▁B MW , ▁F iat , ▁V ale o , ▁General ▁Mot ors , ▁Ric ardo , ▁Lot us ▁Engineering , ▁Ford , ▁Ji ang su ▁G ong da ▁Power ▁Techn ologies ▁and ▁Ko enig se gg ' s ▁sister ▁company ▁Free Val ve . ▁Some ▁of ▁these ▁systems ▁are ▁commer cially ▁available , ▁although ▁not ▁yet ▁in ▁engines ▁in ▁production ▁road ▁vehicles . ▁In ▁the ▁Spring ▁of ▁ 2 0 1 5 , ▁Christian ▁von ▁Ko enig se gg ▁told ▁rep or ters ▁that ▁the ▁technology ▁purs ued ▁by ▁his ▁company ▁is ▁" getting ▁ready ▁for ▁f ru ition ", ▁but ▁said ▁nothing ▁specific ▁about ▁his ▁company ' s ▁tim et able . ▁ ▁In ▁November ▁ 2 0 1 6 , ▁Chinese ▁autom obile ▁manufact urer ▁Q or os ▁Auto ▁displayed ▁the ▁Q or os ▁ 3 ▁h atch back ▁at ▁the ▁ 2 0 1 6 ▁Gu ang z hou ▁Motor ▁Show , ▁which ▁show c ased ▁a ▁new ▁Q or os