Reliability concern delaying key Renault engine update

The French manufacturer's engine uses an MGU-K produced in association with Italian company Magneti Marelli, with a bespoke Renault Sport design supposed to be introduced at the start of last season.It was postponed because of reliability problems and Renault is still yet to hit the required distance on the dyno, between 8000km and 10,000km, to be satisfied the new component can last ... Keep reading