QUOTE(JW450R1 @ Aug 15 2006, 08:39 AM)
i installed full system and left air box lid off and installed a 190 main jet.now thats a big difference

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can you give me some more details on yours. My full HMF system will be here today and Im worried to death it wont be as good as my Dr. D slip on...the slip on is freaking amazing.....what is your altitude? what about your needle, pilot, filter, and A/F settings?...thanks