re choking ninja problem starr kuhub cc ukans edu writes i need help with my zx a i put supertrapp slip on s on it and had the carbs re jetted to match a set of k n filters that replaced the stock airbox ahh and just how were the carbs rejeted to match the changes you made to the bike a stage three kit from k n or dynojet now i have a huge flat spot in the carburation at about thousand rpm in most any gear isn t rejetting fun this is especially frustrating on the highway the bike likes to cruise at about mph which happens to be rpm in sixth gear i ve had it tuned and this doesn t seem to help i am thinking about new carbs or the injection system from a gpz does anyone have any suggestions for a fix besides restoring it to stock new carbs why would that fix it you still have to get the jetting right to match what seems to be a extremely overly lean condition you added a more free flowing exhaust and then higher flowing filters chances are it s to lean but this may not be that s the big fun with carb tuning it s very tricky your one and only choice unless you want to spend many hours fiddling with the carbs is to take it to a guy witha dyno and have he tune the carbs for your current set up otherwise you ll be playing a guessing game for a long time erik astrup afm dod cbr rr cbr concours ninja this one goes to eleven nigel tufnel lead guitar spinal tap
