ok....let`s try another angle !

[ade the blade]

years and years ago i ran a cb 750 f1 honda bought it brand new!!!£1100 on the road!!!now ile try and get this over to you before i croak thru old age!!at approx  33000 miles i got the same prob as you,.....and after alot of money exchanged hands with the stealer" it was fialy down to ...weak diaphrams 2 where very pappy !! no holes just weak?.... i replaced the lott anyway and it ran mint after that?......but i will warn you they not cheap?.....going bk to 1976....yes that old :'( cost me over £100 then!!!! so in a way i do hope its not them?.....but you never know???????? clive

cheers clive, will take that on board.....hopefully not, but food for thought nonetheless. 1976? i think my old nan told me about that drought year a little while back :lol :lol :lol :lol :lol