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  1. R

    wil not shift in to reverse

    Post #5----Click on that.----Then see ---tech articles-----Click and look on page 55 I think.
  2. R

    1986 75HP Mercury Outboard LU Metal Shavings

    Start shopping for a used lower unit ??
  3. R

    wil not shift in to reverse

    I say 21 15/16"
  4. R

    wil not shift in to reverse

    It covers different models.----What model did you set it for.
  5. R

    Weird situation, looking for advice/how to repair

    Please do tell the reason for this ?----Any pictures of the issues ?
  6. R

    wil not shift in to reverse

    I know what the parts look like.-----Where does it show the 21.38" for your motor?----Model # of your motor ?
  7. R

    ‘76 90hp Head cover sealing…

    What caused the damage to the cylinder head ?----Did you have the motor apart or was the motor repaired years ago.
  8. R

    wil not shift in to reverse

    Try 21 15/61"-----21.937-----Where did you find 21.38"
  9. R

    402 mercury outboard overheats

    Repeated overheating ???-----Then the first thing is a compression test.----Post your numbers here.
  10. R

    No power on top end

    A 2000 model would be a 60 Degree looper.----And 1998 was last year for the simple crossflow style.
  11. R

    No power on top end

    Check wires from powerpack to the coils.------Orange / blue stripe is usually for the upper cylinder.
  12. R

    1976 to 1987 lower unit swap

    Part way through the 1975 model year for the 70 HP
  13. R

    1960 Johnson 75HP Super Sea-Horse

    The magneto makes it own spark.----And 12 volts is not needed from a battery to run this engine.
  14. R

    1976 to 1987 lower unit swap

    I meant that hydro-mechanical ( powershift II ) was changed / deleted during the 1975 model year.
  15. R

    1976 to 1987 lower unit swap

    Measure the length of the driveshafts from bolting surface to the top.----Pictures of the lower units.----Does the 76 lower unit shift to forward with an UP motion of the shift rod ?
  16. R

    1972 Chrysler 85, Tolletson carburetor tuning

    No need to " mess " with these .---Just adjust them according to how the motor reacts.-----Right at the top is the low speed mixture screw.----Set all 3 at 1-1/2 turns out from gently seated.----Adjust as needed with boat / motor idling in the water in gear.
  17. R

    1976 to 1987 lower unit swap

    I thought the switch from HYDRO-ELECTRIC occurred during the 1975 model year.-----Are measurements of the driveshaft length different ?-----
  18. R

    1972 Chrysler 85, Tolletson carburetor tuning

    Picture of front of carburetor.----Low speed mixture screw is usually near the top.
  19. R

    1972 Chrysler 85, Tolletson carburetor tuning

    Post some pictures of your carburetors.
  20. R

    Johnson 9.5 wont start in neutral.

    Hurry to--------leroysramblings------A place that covers almost everything you need to know / learn about these simple motors.----I need to step aside here.
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