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    1972 100hp Johnson Shift Switch Replacement

    The dang shift switch inside the control box on my 1972 100hp Johnson fell apart on me this weekend. It seems that these switches are very hard to find and cost upwards of $100 when you do find one. <br /><br />In searching the forums I find several refereces to using a three-position...
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    Nuts!!! Where does this spring go?

    Clymer calls it the "manual choke spring". It is part of the manual choke mechanism located on the port side of the carburetors on my 1972 Johnson 100hp. <br /><br />Clymer has a nice exploded view of the manual choke but no clear pictures of it assembled.<br /><br />Can anyone tell me where...
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    '72 Johnson 100hp won't idle/restart when warm

    I was given an old runabout with a 1972 Johnson 100hp Hydroelectric V4. The boat had been stored for about 4-6 years without being run. It was reported to run fine when last put it in the water. <br /><br />I have done the following work to date:<br /><br />1) Replaced water pump impeller;<br...
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