Re: Beautiful S70!

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April 11, 2015 at 3:31 pm #13724
kevinrude
Participant
    quote Buccaneer:

    I’ve never heard of an external rotory valve Johnson.
    Can someone explain how they work?
    Thanks.

    There was a whole article on them in one of the 2014 Antique Outboarder editions. I’ll see if I can find it.