F1 opted to reduce the power unit usage from four to three for 2018 in a bid to save costs. Along with that, the MGU-K, control electronics and energy store components are restricted to just two elements.
The engine regulations has been a favourite subject of discussions for a new set of rules to be introduced for 2021. Hamilton raised concerns over engine limits towards the end of last season, fearing that the decision is hurting the spectacle.
“The sport is going in the wrong direction in my opinion. I have so many different opinions about it,” Hamilton said. “They need to fricking change these bleeding engines to save costs and then they spend more to produce it.”