Modified breather, new pump, re-checked everything from sump pick up to tank. Start up ride 2 miles and oil is bubbling out of breather, go home 200ml of oil in the sump. Wondering now why the thing was hung up in a bar for 30 years !.
Apologies for the stuff that seems to be going on with Google Blog systems, posts going missing, unable to sign in etc. Seems to be the same on everyones Blog. I guess it will sort itself out soon.