Talk:Winter 2017 Event/@comment-31348781-20170220004258/@comment-31341342-20170220005331

Assuming you had reinforcement expansions on all 6 SS/Vs, it would be possible.

Turbines in all reinforcement slots + 1 Boiler for each sub = 6 free slots

2 Slots for portable Saiuns + 2 slots for recon planes (3 if you don't have a Shiun) = C -> D requirement met + 1-2 free slots.