The FCA&B (Chile) operated OF 2-8-4T's while still 2"6" gauge
The Rio Turbo (Argentina) has rebuilt a couple of their IF 2-10-2s for tourist service
The Patagonian National (aka Esquel in Argentina) operates IF & OF 2-8-2's
2&1/2FT gauge Articulated Locomotives 2-6-0+0-6-2T
2-6-6-2
2-6-0+0-6-4T
2-6-2+2-6-2T
Lots of larger locomotive's to choose from.
Ken Clark