My vfr 750 runs rough between 1000 & 3000 revs been told its dirty jets in my carbs is this correct The bike has stood for about a year
More than likely. Depending on what "rough" means you are looking at a tank of seafoam or a thorough clean.
already tried fuel cleaner changed fuel filter plugs coils and air filter after a long run the bike runs better but leave it a week and its the same
Best to just pluck them off and clean them. Here is a thread. DO NOT REMOVE THE MANIFOLD THAT CONNECTS THE CARB'S TOGETHER. http://vfrworld.com/forums/mechanics-garage/22449-cleaning-carbs.html