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Are these supposed to be joined together?

Discussion in 'Yamaha 250cc In-Line 4's' started by Clancy1, May 7, 2012.

  1. Clancy1

    Clancy1 Well-Known Member

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    Check out the pic of these carbs

    <!-- m --><a class="postlink" href="http://www.ebay.com.au/itm/Yamaha-FZR250-3LN-Carbies-/220956142175?pt=AU_Motorcycle_Parts_Accessories&hash=item3372032a5f">http://www.ebay.com.au/itm/Yamaha-FZR25 ... 3372032a5f</a><!-- m -->

    Are the two hoses that have the big plastic nipple things on them supposed to be joined together? There is a hose joining them together!
     
    Clancy1, May 7, 2012
    #1
  2. Trev084

    Trev084 Active Member

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    No, they are the diaphram vents.
     
    Trev084, May 7, 2012
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  3. sylvaner01

    sylvaner01 Member

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    What is their purpose? Sorry to be a noob
     
    sylvaner01, Aug 31, 2012
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  4. Trev084

    Trev084 Active Member

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    They allow air to move around the diaphragm inside the carb to allow the needle to open and close without restriction.
     
    Trev084, Sep 1, 2012
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