Original Grey Technic motor from 1977: 6216a

[Jens Bauer]

Q: Which color number should I use for a cond-line ?
A: ?

Typically 24 (edge colour), unless they are within a coloured decoration (pattern or sticker).

Thank you, this is definitely helpful and makes a lot of sense.

I'll correct the condlines too; currently they're using color 4.