Carb air screw
Feb 26, 2009 | 03:40 PM
#1
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Trailblazer
Joined: Jan 2009
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Carb air screw
Supplement online does not indicate how many turns out for the air screw. Its a 2002 xpedition 325. Think its a mikuni bst31. Anyone know? [img]i/expressions/face-icon-small-smile.gif[/img]
Feb 26, 2009 | 08:03 PM
#2
Polaris ATV Expert
Retired and loving it!
Retired and loving it!
Joined: Jun 2008
Posts: 24,350
Likes: 44
From: North Texas
Carb air screw
start at 2 turns,see how accepts throttle,if boggs may have to turn out further. THE best way is to have a carb tool to reach under carb,turn out counting turns untill starts to stumble at idle,then in till it stumbles and set in between.Usually between 2-3 turns.
Feb 26, 2009 | 08:04 PM
#3
Polaris ATV Expert
Retired and loving it!
Retired and loving it!
Joined: Jun 2008
Posts: 24,350
Likes: 44
From: North Texas
Carb air screw
start at 2 turns,see how accepts throttle,if boggs may have to turn out further. THE best way is to have a carb tool to reach under carb,turn out counting turns untill starts to stumble at idle,then in till it stumbles and set in between.Usually between 2-3 turns.
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