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    choice of props

    I'm rebuilding a 4 hp johnson 2 stroke outboard (1969) and have 2 props that fit it. Which one would be best for my sailboat ? (it doesn't plane and has a hull speed of around 5 knots) Its 5,5m long, 5m waterline and weighs around 700kg. (18feet, 16.5feet and around 1550lbs) The specs of the...
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    Johnson 4hp (1969) freespinning prop ?

    I'm new to outboards and am now trying to get an old Johnson (4R69B) running. (it the normal drive, not the weedless) Yesterday I noticed that the prop is running in some sort freespin mode. By this I mean that if I turn the prop by hand the engine isn't turning but if I turn the flywheel then...
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    Custom outboard - (crazy) idea ....

    ok hear me out, I just came up with this crazy idea. The boat we just bought has a 5.5 1956 johnson outboard, this is a short-shaft engine with R-N-F gears etc. We don't like it because it's too short and it has this pressurized fuel tank which I'm scared of. In our sailing club we 'found' a...
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    Johnson 4hp (1969) tune up (high and low speed)

    Hi, I recently got an old Johnson 4HP engine (model :4R69R) It didn't start so I cleaned out the carb and replaced the ignition parts (coils, points, spark wires etc) Now it starts and runs fine but I have no clue how to 'tune' the high and slow speed needle. Does someone have some tips for...
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