Re: 1951 bigtwin Gear case Bearing

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May 5, 2016 at 5:31 pm #36043
Leon
Participant

    I believe gear cases from 1951 to 1954 are the same on the Big Twin class. It’s the QD’s and Fastwins, that had the different styles in the first two years.
    The larger horsepower had their changese in 1955 and added the larger rear bolt.