13mm deep socket, with a rubber gromit at the end on the inside if poss.
When doing the dizzy i think i am right in saying that you need to TDC (top dead centre) it, before removing and fitting. Rotor arms are complete bastards to do, a majority of the time they are glued on. DO NOT TRY TO LEVER THEM OFF! you will bend the cap on the dizzy. I ended up smashing my old one to bits to get it off and then cleaning it before putting the new one on. Get a whole unit to fit now though. Much easier.
All these people making themselves apparent from being around the surrey area, and i thought i was the only one before i went back to uni.
