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    Looking to Increase Top Speed

    I have a 1997 18' Kenner with a 1996 115hp Johnson with a 13 7/8" diameter 17 pitch aluminum propeller. With a full tank of gas (30 gals) 2 average size people and fishing gear it cruises at 30mph and 4800rpm. If I were to install a 19 pitch stainless steel prop, what kind of mph increase should...
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    1996 johnson 115 top speed

    I have a 1997 18' Kenner, powered by a 1996 115hp Johnson. What kind of top speed should I expect, as of now with a full tank of gas (30 gals) and 2 people and gear it tops out at about 35mph and 5200-5400rpm and cruises at 30mph and 4800rpm. Is this where it should be or should I expect more...
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    RUNAWAY JOHNSON OUTBOARDS (why do they do that)

    Why do the johnson 2 cylinder outboards have a tendacy to runaway to high rpm's when you have them hooked to a flushing device? It has happened to me twice while I was flushing the motor, turned off the key, the fuel line was already unhooked and I even pulled the spark plug wires off and it...
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    Lower Unit Interchangeability

    Can anybody point me in the right direction to find out what lower units will work with my 1988 48hp johnson. I have found a 1985 60hp lower unit but am unsure if it will work with my motor. Any help will be appreciated.
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    No Reverse (well sometimes)

    Hello, I have a 1988 Johnson 48hp. The problem is when I try to go into reverse it starts making a grinding noise and I can feel it kicking back thru the shift cable up to the shift lever. I have tried adjusting the cable but if adjust it to where it goes into reverse than it will not go into...
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    What is correct idle oriffice jet size-1988 johnson 48HP

    I have had a nightmare of a time trying to get this motor to idle correctly without having to constantly push in on the choke. I have taken the carbs apart three times to make sure all small passages are clear, the last I even stuck a small piece of wire thru the passages to make sure there are...
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    1988 48HP Johnson idle issues

    Motor will not idle properly unless I keep constantly pushing in on the choke, it also spits fuel thru the top carb from the throttle blades and the small screw in jet on the upper part of the carb. Motor runs great at WOT once I get it to go and passed a bog spot in the throttle. I also tried...
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