QUOTE(hurley9 @ Sep 13 2009, 01:26 PM)

What jetting should I use with my 06 450er with my new Rossier exhaust? I have a HCII, K&N air filter with open lid, and rossier exhaust. I live around 1038 ft in elavation. any hints?
Jetting is listed on the bottom of the instructions and listed on the Rossiereng.com website.
48 pilot
crf or hrc needle 4th clip
162 main jet