I'd probably start with tyres and tyre availability and legality. And for road use I'd put grip in the wet well ahead of just about anything else, including longevity and cost. With that priority I suspect that there is a favourite out there and that the information is already in the archives but it's all over the place. Anyone fancy writing a Guide, or is there a Low Flying article that I've missed? Jonathan (14" and end of line A 021Rs)