just wondering if any one can help? I have a 2002 polaris 400 trailblazer and did a easy mod be taking off the air box and puting on a air filter that champs on the carb alto I don't know much abought jetting the carb. the stock was a 240 main didn't look at the pilot will I have to cange both i bought a few main jets 4, 5, and 6 sizes bigger is that too much? now I can't get her to idel and messed around with the air and idel screws no luck any ideas? thanks