Honda engine in 2016 season

Hi!After watching "from Cervera to Tokyo" for the third time I am still not sure which engine Honda used during the 2016 season. Was it the 2015 engine or did they use the new 2016 version?Thanks
Submitted July 24, 2018 at 10:03AM by youmakemelookbad https://www.reddit.com/r/motogp/comments/91fr8h/honda_engine_in_2016_season/?utm_source=ifttt