2007 450r Bogs after half throttle

[decatestwinny]

I bought the 2010 competittion series slip on and the jet kit recommended for it. i started at 165 like the kit says and went all the way to a 200 main jet and does the same thing.

[Mike/HMF]

Take your air box lid off and re test. See here --> http://hmfracing.com/forums/showthread.php?t=1128