Thanks guys - I expect to get the BBB on the road before Christmas.
Re exhausts, I popped up to Ashley Competiton Exhausts on Saturday. The Sport is in desperate need of a new back box and tail pipe (the bracket to which fell off at the weekend)... I'm tempted to go for a mild steel sports system with decat.
I'll of course let you know if I do (if you don't hear it first
Lawrence