These things were only 6 volt anyway.
If you're anywhere near the midlands I've got a spare stator that you can try- might help you identify the faulty bit!!
Mail me if I can help.
Nog.
I've just fitted one to my XR and it runs great. Standard jetting is a 98 Main and a 38 Pilot. Needle 2/3 off bottom clip pos.
Get that plug out of Air screw so you can tweak. Only in to satisfy the californian emissions.