jetting issues....

prankster

New member
Joined
Jan 16, 2011
Messages
362
Age
49
Location
Sweden
Hi
I need some help with my jetting though my sled (exciter -89) runs really good in low and mid range but really sucks when i press the throttle...It just dies and when i let go it comes again? The current jetting is 310 main and the needle clip is in it´s top position. It´s maximum bored and i got uni filters and a single PSI on it. What jetting do u recommend?
 
i would put some new plugs in it and go out and make awot run check the plugs should be anice tan to brown color but seems to me 310 may be a little rich ,300s with clip in middle or second from top run it again at wot dont know your elevation but with no airbox anything under 300 mains seem to be a little lean check air screws should be turn and three quarters
 


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