Nice pictures of MKT!
These are the Porters that I could find that made it onto the Australian civillian register. Plenty of others were with the Army including the pink porter from the Dropzone movie in the 90's (s/n 684).
VH-MKT
PC-6 History s/n 689 Flying as F-GKIA in Austria
VH-REL
PC-6 History s/n 693 Flying as ZK-JMP at Mercer NZ with a -34!
VH-ZCZ
PC-6 History s/n 731 Flying as D-FREE with pullout skydive (Italy?)
VH-PNG
PC-6 History s/n 584 Flying as F-GIDS in Cahor
VH-PNH
PC-6 History s/n 615 Written Off Kanabea PNG
VH-FSB
PC-6 History s/n 628 Damaged beyond repair at Mawson Base, Antartica
VH-FZB
PC-6 History s/n 634 Flying as D-FSCB
VH-OWB
PC-6 History s/n 652 Display in flying condition at Museum of Australian Army Flying
VH-SMA
PC-6 History s/n 656 Flying as F-GFDC (Flew for the Snowy Mountain Authority in Aus)
VH-SMB
PC-6 History s/n 657 Written off at Polo Flat NSW 1976
VH-UIC
PC-6 History s/n 657 Damaged and used as spares by Talair PNG
ps. edit to say thanks Much Ado