Confused by track code numbers? Here’s an excellent couple of video’s that explain the differences between code 40, 55 and 80 N gauge track.
I get a lot of mail from people asking about the differences between different track codes, especially on N gauge.
The videos explain the differences, touch on different makes of track and how they compare for realism.
Part 1:
and Part 2:
Let me know (via comments below) which you use!

I’ve been trying to get my head around the codes and what they mean for several weeks! Finally I get it, thanks.