Hi giamann,
Have had a couple of replies with more info, under that related post I made under the topic PNG Ples Bilong Tok Tok in the D&G General Aviation and Questions section:
http://www.pprune.org/d-g-general-av...ml#post4503907
http://www.pprune.org/d-g-general-av...ml#post4504115
Regards,
David