Title: 400ex jetting Post by: wchughes5 on April 02, 2005, 11:53:55 AM Does anyone know what size jets to use on a 400ex with a pro circuit slip on and a k&n filter with the lid on? I was thinking maybe a 158 or 160 and a 40 pilot.
Title: Re: 400ex jetting Post by: Chuck_Norris on April 02, 2005, 08:36:21 PM not a bad start, may want to consider a 45 pilot,165 main and the needle clip on the 4th notch
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