Cheers for your replies guys - a lot of help, thanks! Sounds fiddly, but managed 5 and 6 glowplugs, so how hard can it be..?
Is this the right seal kit?
http://www.ebay.co.uk/itm/BOSCH-VE-T...item3f0da86e0f
Will also get a set of ball end allen keys.
Also - now is the time to shim the govenor slightly if I'm going to do it then?