The later 3.5bar pump is not interchangeable as it is circular on the mounting flange
this is the 2.7bar pump is has a oval mounting flange, the earlier 390 duke gen1 (plastic tank) and RC390 have the oval pump that is 3.5bar.
looking at the spy shots you might get you wish
new wheels are on the bikes, look lighter, but who knows
adjustable suspension is now on the HSQ and ADV390, so would say the RC update would get it too
Looks like a bigger tank
TFT screen from the duke
so game on
Some additional notes
All new bikes from 23rd May 2017 have the new head and cylinder. Duke and RC plus HSQ401
One thing that should be notes for the racers out there is the duct from the airbox to the throttle body is much shorter on the rc390r.
i think is goes from about 160mm length to...