Quote Originally Posted by Monstyr View Post
The battery is enclosed in a metal box so I'd need to sort out how the wires from a spare can connect but thats a fairly simple thing I think.

The kubota article is on this blog.
http://impbarn.blogspot.com/2011/12/...nt-magnet.html
There was another article somewhere but I cant find that one now.
Many years ago I spoke to a chap when I noticed a bolt sticking out of the side panel on his BSA. It was fitted directly from the positive terminal on the battery so he could charge it without removal. He was unworried about the live bolt as it was only 12 volts and insulated.