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  1. #1
    HBILLYJET's Avatar
    Join Date
    Feb 2007
    lost in space"danger Will Robertson''

    How to measure carbs

    I bought a old js 440 that had a dual carb setup,There is no marking anywhere as far as size.So do you measure at the top (venturi) and do you measure the ID or the OD?I know these are mukunis ,What size duals did people put on these old skis?

  2. #2
    DB Kustomz Zxspyderz's Avatar
    Join Date
    Jun 2008
    Eustis, Fl
    Measure the I.d. at bottom of carb with a digital caliper in MM

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