My forney is 1/24 scale with a Bachmann porter drive topped with a Delton C-16 frame, boiler, steam chest and cab. Styrene, ABS, and lots of parts from Ozark and other places finish it up. Total cost of less than $120.
Some pics -




-Brian
Some pics -




-Brian



















) on the straight aways and a bit more on curves. I'm only running 1:22.5-29 scale stuff. You probably want to have a 8 inches for 1:20 and more on the curves (maybe a lot more if you're getting one of those new K's)
) posted this - 








