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Thread: Motoworks

  1. 01-23-2012, 10:28 AM #1
    harry_ss
    harry_ss is offline Junior Member
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    Motoworks

    Hello,
    A friend of mine have a yfz450r and just bought a motowork full exhaust system and want to know if he need something else like a fmi, lid off, maybe a wire mod like can am, you know things like that, because the quad sometime turn off...

    Thank in advanced!!
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  2. 01-24-2012, 10:42 PM #2
    harry_ss
    harry_ss is offline Junior Member
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    b u m p
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  3. 04-05-2012, 10:57 AM #3
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    Rohr397
    Rohr397 is offline Registered User
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    Yeah youll want a fuel programmer otherwise it will be running lean most likely. Stock EFI doesn't have an O2 sensor to compensate for increased airflow.

    It's just like not rejetting a carbureted quad after adding aftermarket parts.
    High RPM Motocross - Trippin Rev Limiters since 2010

    2006 Trx450er - White Brothers Aluminum Pro Full Exhaust * Sedona Bazooka Tires * Tusk Nerf Bars * DG Grab Bar * Magura Handlebars * More To Come!

    RIP 400ex
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