what size jets should I run?

[YellowExRrider2]

I have a stock 05' 400ex. I just got a new HMF slip on and plan on installing that a k & n air filter and puttin air holes in my air box lid. I live in ohio in a higher elevation and was wondering what size and brand of jets i should use. Thanks to all that give me feedback!

[Franky G]

go to this link (http://www.exriders.com/vbb/search.php) !

[drag93ex]

i would say 40-42 pilot and dynojet 150-160 main.

i live in ky, my mods are in my sig.