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Thread: 69 343 Rockers

  1. #1

    Smile 69 343 Rockers

    Does anyone know what the stock ratio is? I am thinking about going to 1.6 ratio roller and I am trying to figure out what it will do for the motors HP.
    thanks

  2. #2

    Default

    1969 290-343-390 Rocker Arm Ratio is 1.4:1





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