my set up now is alright i do need a bigger carb i've only got the standard 26mm with a 280 main and the needle is on the 4th setting,a new 28mm carb for myn over here is atleast $300,34,35mm carb prob around 400 but then i will have to sacrifise a bit more fuel which i don't want to do,but when i do get some $$$ im just going to a 28mm that should do with a 320 main in it should work good....