Lochy, I'm sure this will get moved to J/E questions but I will add it sounds as though the carbs are out of sync. If not properly done, your symptoms are pretty close to what happens.<br />The blue smoke is residual oil and I don't think this indicates any problem.<br />See if mods move this to J/E, and the replys will follow....I'll be looking for it there.<br />Hang tight!!!