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#1
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posted to rec.boats.building
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bought a small outboard last week, johnson 4 horse two cyllinder 2
stroke probably from the late 70's/early 80's by the look of it. This one has the throttle on the body of the motor. gave it a compression test and things look fine, but its a ******* to start and runs a little rough at idle. The motor looks to have had little use, but id say the plugs are the originals from the factory! Im thinking new plugs, carb clean and new points. First two are no problem, but the third? These things do have points right? if so, where approximately would i find them, and are they any harder to replace/set than those on a car or motorbike? Hoping to get this puppy in the water soon, its hot as buggery in australia ;-) Thanks, Shaun |
#2
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posted to rec.boats.building
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![]() "imagineero" wrote in message ups.com... bought a small outboard last week, johnson 4 horse two cyllinder 2 stroke probably from the late 70's/early 80's by the look of it. This one has the throttle on the body of the motor. gave it a compression test and things look fine, but its a ******* to start and runs a little rough at idle. The motor looks to have had little use, but id say the plugs are the originals from the factory! Im thinking new plugs, carb clean and new points. First two are no problem, but the third? These things do have points right? Yes, usually. where approximately would i find them, Usually under the flywheel (IMHO). are they any harder to replace/set than those on a car or motorbike? Nope, about the same. Check the Mfr for the correct gap and/or closing point. |
#3
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posted to rec.boats.building,alt.usenet.legends.lester-mosley
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![]() wrote in message news:Pzouf.8658$z45.8287@trnddc02... "imagineero" wrote in message ups.com... bought a small outboard last week, johnson 4 horse two cyllinder 2 stroke probably from the late 70's/early 80's by the look of it. This one has the throttle on the body of the motor. gave it a compression test and things look fine, but its a ******* to start and runs a little rough at idle. The motor looks to have had little use, but id say the plugs are the originals from the factory! Im thinking new plugs, carb clean and new points. First two are no problem, but the third? These things do have points right? Yes, usually. i concur mk5000 "Actively urging Iraqis to vote, and using its own moral legitimacy in the Arab world to delegitimise the insurgents". -- The New York Times columnist Thomas Friedman |
#4
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posted to rec.boats.building
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The points are under the flywheel.
Don Dando "imagineero" wrote in message ups.com... bought a small outboard last week, johnson 4 horse two cyllinder 2 stroke probably from the late 70's/early 80's by the look of it. This one has the throttle on the body of the motor. gave it a compression test and things look fine, but its a ******* to start and runs a little rough at idle. The motor looks to have had little use, but id say the plugs are the originals from the factory! Im thinking new plugs, carb clean and new points. First two are no problem, but the third? These things do have points right? if so, where approximately would i find them, and are they any harder to replace/set than those on a car or motorbike? Hoping to get this puppy in the water soon, its hot as buggery in australia ;-) Thanks, Shaun |
#6
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posted to rec.boats.building
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The points would be under the fly wheel but it probably doesn't have points.
Electronic ignitions started to be popular around 1975. Points were replaced with triggers and electronic pick-ups very early in 2-stroke O/B's. Your problem in any event will be setting the timing. The stator plate is adjustable as well as the point gap. Get your self a shop manual for your engine and save yourself a lot of guessing. John "imagineero" wrote in message ups.com... bought a small outboard last week, johnson 4 horse two cyllinder 2 stroke probably from the late 70's/early 80's by the look of it. This one has the throttle on the body of the motor. gave it a compression test and things look fine, but its a ******* to start and runs a little rough at idle. The motor looks to have had little use, but id say the plugs are the originals from the factory! Im thinking new plugs, carb clean and new points. First two are no problem, but the third? These things do have points right? if so, where approximately would i find them, and are they any harder to replace/set than those on a car or motorbike? Hoping to get this puppy in the water soon, its hot as buggery in australia ;-) Thanks, Shaun |
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