1980 Yamaha XS 650 G "firing pin repair" Questions

2016 Harley-Davidson Dyna Low Rider S (FXDLS) Electrical Issues I’m having some issues with my bike after I did a battery swap. Made the rookie mistake of crossing terminals After correcting the issue

...repair. The cam chain has stretched a bit making it look like its half a tooth out, the tensioner takes up the slack but makes the cam timing slightly out. You could have timed the crank 280 degrees ...

...broken timing belt next with all the work done is the ignition timing right--do you have the right firing order and not 180 degrees ...