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Thread: backfire

  1. 04-04-2010, 04:56 PM #1
    yamahahaha
    yamahahaha is offline Senior Member
    Join Date
    Mar 2009
    Location
    pembroke ontario canada
    Posts
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    backfire

    buddy just bought an 08 450 outlaw. it backfires a bit, any sugestions?
    2009 yamaha yfz 450r se
    K&N filter (box lid off)
    yoshimura rs-2 full system (stainless)
    renthal sprockets- 15t, 36t
    dura blue 1.5" front wheel spacers
    itp holeshot gncc's (21/20)
    Itp wheel nuts
    RSI 3" bar riser
    motion pro +2" throttle cable
    russel 14" front brake line, adapters
    pro armour revolution nerfs

    2007 yamaha banshee
    fmf sst+powercore 2
    fmf boost bottle
    k&n filter+box lid
    itp holeshot mxr6,mxr4
    itp c-series (stainless)
    pro taper se bars
    dyno jet carb kit stage 2, 280's
    vforce 3 reeds
    renthal sprockets-16t,41t
    dura blue 1.5" front wheel spacers
    dg alloy series nerf bars
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  2. 04-04-2010, 07:29 PM #2
    TYLER329
    TYLER329 is offline Senior Member
    Join Date
    Sep 2005
    Location
    Atlantic, IA
    Posts
    360
    Turn out the air screw
    IATVHSS #88 A CLASS
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