You will have to click on my pic to view the loco properly.
Chuck
It sure looks like my Mack will be losing its hook and loops!
Kadee says to use:
G-Scale 905 or 779
#1-Scale 1905 or 1779
https://kadee.com/conv/lscc_hartland.htm
I think I have some 779’s and will try it.
Tom