Chris, spoke to the owner of the Z1A, he had only just bought it. I had seen it before, like you, recognised the reg no. He did say he was a member of the VJMC
Dave, i think you are right, it was for some type of alarm. Can't remember the other bike you mentioned.
Mick, as my mate had already ordered me a breakfast, [and paid for it], i didn't want to hurt his feelings, by not eating it
I shall no doubt get up there again in the next few weeks, will take some more pics.
Four pipes rule, anything else is second best.