issues

I've been trying to get the wiring for this bike done all winter, but something just doesn't add up. I went to mikesxs.com for a wiring harness that matched the vin number on the forks. The problem is that the harness didn't fit at all. Now I notice that some parts in the manual are showing...

Summary at the bottom if too lazy to read. (Picture after heavy cleaning, picture credit: Akustaka) So I have a 1978 Yamaha XS 650 with an aftermarket magnet based charging system, to the best of my knowledge...