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Old 10-17-2019, 06:54 PM   #4
Megadan   Megadan is offline
 
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Join Date: Apr 2017
Location: Omaha, NE
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Quote:
Originally Posted by Jh125 View Post
I put 17t in front have carb rejetted. I think maybe it's a carb issue when going slow around twenty it has a little shutter to it. It's also 20 degrees cooler out since last ride.speed was checked by GPS as my speedo is off by atleat 5mph.
So around 20mph, 2nd or 3rd gear, light throttle? Is it like a hesistation or stumble when you hold the throttle steady? If so, that is a lean condition and generally means you want to step up a size on the pilot jet. A common attempt to band-aid this is to raise the needle a notch or two and/or richen the idle mixture. The standard pilot jet is a 40, and for the most part is adequate for the Hawk with no mods, but it can still be a bit lean. A 42 or 45 pilot is more ideal for cooler temps and/or low altitudes. The only current source for said pilot jet is through nzbrakelathes on this site, so you can get in contact with him.
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