I had a look around ( wanted to catch up on the goss ) and found this site all about the new engine for the 380. Even has a PIC .

https://autoweb.drive.com.au/cms/A_10...wsarticle.html

Also this one that goes into some depth on the engines workings.

https://www.nextcar.com.au/n.mitsubis...S41.05jun.html

Best i can find atm.