Originally Posted by frug

It's been running pretty well since we got it all legal, so we have got a fair few miles on it already, the gearbox has been holding up well considering the extra stress we are putting on it. It's now back in the garage for a few of the last bits of mechanical work doing, we're replacing the pipework to the oil coolers with ptfe as I didn't really trust the rubber hoses to last, and if they had split or leaked it would have been a major problem, then I've just got some fiddling around to do wiring the Sierra fan switch in and a strut brace to make up, I'm also going to be pulling the engine out again to check the input shaft, and to move the release arm pivot slightly outward to get a little more clearance on the clutch, as the biting point is on the floor and when the clutch is hot it occasionally struggles to clear.
If I remember rightly our input shaft was only a couple of mm into the pilot bearing before it got extended, but we're using a 10mm plate, so you will probably have around 6mm into the bearing, I reckon it's enough to get away with.