Thanks Robbie that's helpful, I have spoken to the guy in Wales which is our nearest tuner apparently. However, he says he can't tune it as they won't be able to fit a 3W on their motorbike rolling-road!
I'll try some of the more far-flung ones later today...
Brian
1970 Morgan Plus 8 - Moss Box (Indigo Blue) 2014 Morgan SP1 (Rocket Red) 2015 Morgan Plus 8 (Rocket Blue)