Let me know if / when you're heading my way. See what we can arrange. You won't find me at the track though, I'm not currently racing myself and don't really have the spare time to watch other people do it. But…"
"You can't modify the wiring loom, I think you will find scrutineers picking on you.
The buttons are over priced, you can buy them from RS online and solder them on yourself.
I did hear of someone replacing the heat shrink on the button once and…"
"The red button earths out the ignition so if it is not working make sure the pink wire is connected at the bullet terminal closer to the engine near the large red anderson type plug. If it is connected there then you most likely have a break in the…"
"A few years ago I made a "device" that can quickly and very effectively straighten kart axles of any size with the axle either off or still on the kart. Probably not useful information for you though, unless you happen to be near…"