When I bought My new 06 Fe450e a couple months ago, the bike was jetted by Dan at motoXotica, he had richened up the stock Husaberg jetting to
48pj
178mj
needle one clip richer then stock
FS 2 turns.
Bike ran great 0-5000 feet in 50-75F. electric sewing machine fun
15-20 hours...