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  1. K

    water pump problem

    had the shop put a new water pump in, drove 3 hours to the lake started out got out about a half mile and noticed the temp was was up, slowed down and the temp started comeing down looked like it was pumping a good stream, got home pulled lower unit and top of water pump there is very little of...
  2. K

    help overheating

    1989 150 black max, drove 3 hours to the lake fires right up take off look at temp gage and it keeps going up, so i stop and check pee streme shows to have good water flow and the temp comes down, take off again dose the same thing and its not running right so i stop pull top and gas is just...
  3. K

    prop shaft

    how do you get the prop shaft out, i have remover the outer nut and keeper ut cant get the shaft housing to move, any ideas ar tricks
  4. K

    lower unit water

    changed my water pump and lower oil now i have been getting a little water in lower unit, i noticed a little oil comeing out of the speedometer hole, it did this one time and stopped, there not much water maybe half a bottle cap any ideas where to start
  5. K

    oil injection

    what is the best way to disconect the oil injection on a 1989 mer 150 black max
  6. K

    compression

    what should the compression be on a 1989 150 black max
  7. K

    need advise

    i just bought a 1989 mercury 150 black max with the oil injection, in my lifetime i have fried a johnson outboard and a quad fourwheeler because the system failed are these any better ar should i disable it, if so how do you do it
  8. K

    150 black max help

    just got my first mercury and the water pump was out, this is a 1989 with the factory impeller i know thats hard to beleive but the motor has 47 hours, anyway replaced pump have good water out of upper ports but nothing out of tell tale thermostats seem good
  9. K

    motor cover question

    this might be a dumb question but how dose air get to the carbs with the hood on, the reason i ask this yesterday while working on the motor i noticed the motor would idle at 1100 rpm without hood put hood on the rpm will drop to 700 to 800 rpm.
  10. K

    lucas oil

    anybody use or heard of lucas semi blend, is it any good in a 1977 115 johnson, i use the johnson semi blend and it helps with smokeing and fouling plugs when trolling alot. just cant find it where i live.
  11. K

    general question for everbody

    if you could have any of these engines all johnson, all 77 models to put on a 17.5 foot boat what would you get,115,140,150. ps all are in good shape and same price.
  12. K

    stupid question

    on a 1977 johnson 115 how do you get the rod that stops the motor from going on down out, there is 5 different holes for adjustment, was going to move it up one but it cant slide far enought
  13. K

    prop still slipping

    1977 ranger bass boat with a 115 slips when it plains out, have tryed everthing from different props, lowered motor, what i cant understand is why it slips more with a 17 pitch than a 19, the only thing i havent done is put the plastic wedge back behind the motor, but it still would slip with...
  14. K

    motor swap

    will a 1984 johnson 150 swap over to a boat that has a 1977 johnson 115, is all the wireing the same, how much more weight, is the 150 over the 115, which is the better motor
  15. K

    prop help

    i have a 1977 ranger 17 foot bass boat with a 115 johnson, i have tryed everthing to get the boat not to slip when it plaines out, with the motor as low as it will go it dont slip but pull right bad you can move trim tab all you want no help. lift motor up starts to take right pull out but...
  16. K

    stringer outdrive

    found a 1976 cobolt boat is in pretty good shape but i think i has a stringer outdrive behind a 351 motor runs good has been sitting for 6 years is it worth messing with, the outdrive worries me ive never had any dealings with this drive.
  17. K

    what outdrive

    looking at a 1976 cobolt boat with a 235 engine i have had a cobra but this is different outdrive is white on the left side there is a half moon gear with teeth that goes up in a square housing with brass gears has a fill plug but you can look through the rear and see gear anyone have any...
  18. K

    need advice

    looking at a 1984 17 foot boat with a penta volvo 125 hp thats what the title says ant.way the reason im leary about this i had a 1980 16 foot with a 120 hp mer cruser that wouldent plane out with 4 people onboard would take 100 yards with 2 i dont want another dog i took the 120 to the shop and...
  19. K

    tilt/trim

    how and where is the proper way to check and fill
  20. K

    17pitch vs 19 pitch

    got two props 17 and 19 tried 19 5200 rpm 47 mph having some slip right at plane put on 17 which i thought was going to get better bite was very shocked when it blew out at plane 6000 rpm 38 mph both props are same prop different pitch, 17 foot ranger johnson 115
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