Mercedes W07 PU106B power unit, 2016 Link to this image full-size: https://www.racefans.net/2016/02/21/mercedes-w07-first-pictures-revealed/nullnull/Mercedes W07 PU106B power unit, 2016Advert | Become a RaceFans supporter and go ad-freeMercedes W07 PU106B power unit, 2016