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  1. D

    which temp sender?

    how do i know which temperature sender i need for my motor? 1987 johnson 150
  2. D

    temperature problem?

    ok had the boat out....new impeller...1987 johnson 150....temp went to 3/4 and alarm went off...a minute later the temp dropped and leveled off at 1/2 and alrarm stopped sounding...perfect right? why did it alarm in the first place? why didn the thermostat open earlier? anyway after about...
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    motor temp?

    ok this may be a hard question to answer...i have a 1987 johnson 150....my temp guage doesnt have numbers...just "c" on the left and "h" on the right...looks like a fuel guage sort of...with the ears hooked up my temp goes to about 3/4 then drops to about 5/8 before leveling off...is that ok...
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    water from lower unit?

    1987 johnson 150. i replaced the impeller and ran the motor on the trailer with the ears. i have water leaking from where the lower unit and the midsection meet. big worry?
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    part number?

    does anyone know the part number for an impeller for a johnson ...model # J150TXCUR and how did you figure that out?
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    water pressure guage?

    i wanna hook up my water pressure guage but i lost the directions. i already ran the tubing but what wires go where? and where should i tap into to hook up the tube at the motor
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    what is this called?

    its the pin that goes thru e series of holes on the outboard motor bracket. when the motor is all the way down it actually sits on this pin. anyone know whats its called and where i can get one?
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    Battery wiring?

    whats the proper way to hook up 2 batteries? accessories on 1 and starter on the other? jump both batteries? anyone know?
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    lower unit compatability?

    wil the lower unit off my 1987 evinrude 150 work on my 1990 johnson 150.....both have 25' shaft
  10. D

    where do i attach the hoist?

    ok im just about ready to swap out motors. i have a 1987 evinrude 150. i see no where where i can hook the hoist up to lift it off. my yamaha has a hook. the evinrude has nothing. i may be able to wrap a chain around the fly wheel but it looks like it will be hairy. any suggestions?
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    steering cable removal

    ok im taking the motor off the boat...1990 johnson 150...the wiring is self explanatory...as far as the steering cable...are there any tricks to disconnecting it? or do i just loosen the bolt and pull it from the motor?
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    another compression question

    will there be different reading with the same motor if i do a compression test with the motor in the back of my pick-up....then do the same test with motor on the boat all hooked up and ready to go?
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    johnson 1990 150 lower unit removal

    i had an 86 evinrude 150hp....is it exactly the same way to remove a 1990 johnson 150? just the bolts on bottom of the lower unit and the shift rod?
  14. D

    compression question

    1990 johnson 150....the motor is not on the boat...i tested the compression on all cylinders...they were all around 70...seems low to me...i removed ALL the plugs when i did the test but i didnt seem to get a really strong crank with the battery i was using......then i did the test with 5 plugs...
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    Evinrude Sea Drive

    anyone have any input on a 1986 Evinrude Sea Drive 175...is this a good motor?
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    motor weights?

    im looking to compare 2 motors as far as weight goes. does anyone know what they weigh? 1987 evinrude 150 1994 johnson 225
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    shaft length?

    how do i determine what length shaft motor i need for my boat? where do i measure? i was told to measure from the top of the transom to the bottom of the hull. is this true? i measure and its about 21-22. when mounting the motor...what part of the motor should be even with the bottom...
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    powerhead compatibility?

    i have an 87 evinrude 150 with a shot crank shaft. what powerheads are interchangable with this motor? does it have to be 150hp?
  19. D

    powerhead diagrm?

    where can i get a blown up diagram of a 1987 150hp powerhead?
  20. D

    Crank Shaft Removal?

    how hard is it to replace the crank shaft in a 1987 evinrude 150? does the motor have to come off the boat? does anyone have a blown up schematic of this powerhead?
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