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    • Threads: 7,001
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  1. 40hp 402 Engine hickuping and gutless

    Started by comet424, 06-21-2017 11:41 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 105
    • Views: 1,932
    08-02-2017, 09:21 AM Go to last post
  2. Mercury 70HP Blue Line plug welded up need help with diagnostics

    Started by pad1, 02-02-2013 10:00 PM
    3 Pages
    1 2 3
    • Replies: 73
    • Views: 2,397
    05-18-2013, 12:11 AM Go to last post
  3. Question Mercury 500 High rpm random misfires

    Started by burner67, 05-20-2013 10:57 PM
    3 Pages
    1 2 3
    • Replies: 60
    • Views: 1,397
    06-21-2013, 08:06 PM Go to last post
  4. 1965 merc 50 hp no spark

    Started by Timbogarb, 09-14-2016 08:52 PM
    2 Pages
    1 2
    • Replies: 59
    • Views: 1,066
    10-08-2016, 07:09 PM Go to last post
  5. 2002 75hp loss of power above 3/4 throttle

    Started by daddy o, 08-18-2013 10:28 PM
    2 Pages
    1 2
    • Replies: 58
    • Views: 13,248
    04-21-2018, 08:07 AM Go to last post
  6. ignition components and their purpose

    Started by Portis Left, 08-24-2016 09:18 PM
    2 Pages
    1 2
    • Replies: 58
    • Views: 1,022
    09-17-2016, 05:21 PM Go to last post
  7. Mariner 40B power head job, 1978 Mariner 40BE 676

    Started by H. I. McDunnough, 05-28-2010 10:53 AM
    2 Pages
    1 2
    • Replies: 56
    • Views: 6,484
    01-19-2015, 08:33 PM Go to last post
  8. Unhappy Mercury 50 hp, 4 cyl, 1984 Model el

    Started by davio47, 04-24-2011 03:58 PM
    2 Pages
    1 2
    • Replies: 56
    • Views: 10,719
    04-03-2013, 09:01 PM Go to last post
  9. carb problem

    Started by DJF, 01-14-2018 04:18 PM
    2 Pages
    1 2
    • Replies: 53
    • Views: 678
    01-24-2018, 06:45 AM Go to last post
  10. 1964 mercury 100

    Started by Danny Bam, 01-13-2014 09:48 PM
    2 Pages
    1 2
    • Replies: 52
    • Views: 1,634
    01-30-2014, 02:46 AM Go to last post
  11. 1978 mercury 800 80hp timing issues

    Started by slorole, 10-17-2011 11:37 PM
    2 Pages
    1 2
    • Replies: 50
    • Views: 7,732
    04-08-2012, 09:12 PM Go to last post
  12. Boat still down...Tired very much so

    Started by mitch_houser, 11-12-2011 06:01 PM
    2 Pages
    1 2
    • Replies: 50
    • Views: 2,875
    01-08-2012, 09:08 PM Go to last post
  13. Mercury 110 9.8 HP No spark on top cylinder

    Started by joedangelo04, 02-16-2016 03:17 PM
    2 Pages
    1 2
    • Replies: 46
    • Views: 3,548
    03-04-2016, 10:16 PM Go to last post
  14. Cold start issues with 115 HP

    Started by Blackjack2014, 02-18-2015 07:04 AM
    2 Pages
    1 2
    • Replies: 45
    • Views: 1,968
    04-17-2015, 06:44 PM Go to last post
  15. late 60s 1250 125hp broken distributor rotor shaft?

    Started by bakon, 11-16-2016 03:10 PM
    2 Pages
    1 2
    • Replies: 45
    • Views: 869
    11-21-2016, 11:53 PM Go to last post
  16. 1975 merc 50hp 500 runs great then dies at wot

    Started by duckhunterwa, 07-19-2011 12:07 AM
    2 Pages
    1 2
    • Replies: 44
    • Views: 5,828
    05-06-2015, 04:32 PM Go to last post
  17. 70hp Mercury 1982 blue band rough idle stalls

    Started by Andy_1602, 06-20-2012 04:06 PM
    2 Pages
    1 2
    • Replies: 44
    • Views: 6,503
    07-15-2012, 08:07 PM Go to last post
  18. 75 hp Mariner 4 cyl.

    Started by fastbee, 01-28-2017 09:10 PM
    2 Pages
    1 2
    • Replies: 43
    • Views: 2,139
    05-06-2017, 08:26 PM Go to last post
  19. Re: 1984 Mercury Outboard 75 HP 4 cyl Bizarre problem HELP

    Started by jplandry, 07-07-2010 07:50 PM
    2 Pages
    1 2
    • Replies: 41
    • Views: 11,663
    05-09-2012, 07:46 AM Go to last post
  20. 1984 mercury 115 hp no top end

    Started by Backlash49, 08-01-2010 04:46 PM
    2 Pages
    1 2
    • Replies: 40
    • Views: 7,933
    05-27-2011, 11:50 AM Go to last post
  21. Mercury 50 hp, 4 cyl, 1984 Model, Switchbox Question

    Started by davio47, 11-03-2011 09:21 PM
    2 Pages
    1 2
    • Replies: 40
    • Views: 15,071
    06-16-2012, 03:41 PM Go to last post
  22. 63 65 hp mercury 4 cyclinder

    Started by Wayne Bahr, 04-21-2012 03:30 PM
    2 Pages
    1 2
    • Replies: 40
    • Views: 2,344
    05-08-2012, 10:29 PM Go to last post
  23. 25 hp mercury outboard wont start

    Started by xman33, 09-21-2012 12:16 AM
    2 Pages
    1 2
    • Replies: 38
    • Views: 15,249
    10-06-2012, 08:34 AM Go to last post
  24. New to me 84' 25xd no run.

    Started by manther, 04-07-2018 08:30 PM
    2 Pages
    1 2
    • Replies: 38
    • Views: 498
    04-16-2018, 08:05 AM Go to last post
  25. 1981 115hp Merc no forward or reverse gears.

    Started by Bassky, 08-31-2011 11:28 AM
    2 Pages
    1 2
    • Replies: 37
    • Views: 5,555
    09-16-2011, 11:36 AM Go to last post
  26. Tachometer Wiring

    Started by mill686, 12-03-2012 11:04 PM
    2 Pages
    1 2
    • Replies: 37
    • Views: 18,039
    02-20-2013, 07:54 PM Go to last post
  27. Lower Unit Stuck, No Movement At All...

    Started by haydenfox, 06-29-2014 12:49 PM
    2 Pages
    1 2
    • Replies: 37
    • Views: 1,610
    08-14-2014, 04:16 PM Go to last post
  28. No spark

    Started by Sandman26, 12-28-2014 03:55 PM
    2 Pages
    1 2
    • Replies: 37
    • Views: 2,572
    08-06-2015, 06:31 PM Go to last post
    • Replies: 37
    • Views: 670
    06-23-2018, 02:02 PM Go to last post
    • Replies: 36
    • Views: 1,801
    08-11-2014, 08:08 PM Go to last post
  29. 1987 Mariner 115 hp In Line 6

    Started by Cadwelder, 10-11-2010 10:50 AM
    2 Pages
    1 2
    • Replies: 35
    • Views: 6,131
    11-03-2010, 03:05 PM Go to last post
  30. Ethanol Problems

    Started by tigerjohn, 06-23-2011 07:35 PM
    2 Pages
    1 2
    • Replies: 35
    • Views: 3,414
    08-29-2012, 04:37 PM Go to last post
  31. More help needed on that 25 HP 1989.

    Started by jim18611865, 10-07-2013 12:41 PM
    2 Pages
    1 2
    • Replies: 35
    • Views: 1,229
    07-16-2014, 06:52 PM Go to last post
  32. Mercury 402 40HP 1979 model thermostat?

    Started by davidh10, 10-25-2013 12:31 AM
    2 Pages
    1 2
    • Replies: 35
    • Views: 2,731
    12-13-2013, 08:42 AM Go to last post
  33. Mercarb Carburetors

    Started by Wotan, 09-22-2016 12:36 PM
    2 Pages
    1 2
    • Replies: 34
    • Views: 616
    10-08-2016, 06:39 AM Go to last post
  34. Mariner 55 identification

    Started by wynjim55, 06-07-2010 07:22 AM
    2 Pages
    1 2
    • Replies: 33
    • Views: 2,520
    08-13-2012, 12:28 AM Go to last post
  35. 8hp mercury 2-stroke outboard speed problems

    Started by 14mclark, 09-27-2011 07:02 PM
    2 Pages
    1 2
    • Replies: 33
    • Views: 10,884
    11-02-2011, 07:32 AM Go to last post
  36. 9.9hp Mariner issues

    Started by heckhole, 06-24-2012 01:43 PM
    2 Pages
    1 2
    • Replies: 33
    • Views: 10,875
    07-24-2012, 09:52 PM Go to last post
  37. does the trigger fire 2 cylinders simultanously

    Started by peter1965, 11-18-2013 10:06 PM
    2 Pages
    1 2
    • Replies: 33
    • Views: 3,061
    12-18-2013, 06:30 PM Go to last post
  38. Mercury 2 stroke 115 'tower of power' prop/hub problem

    Started by DrLivingston, 06-01-2014 01:59 PM
    2 Pages
    1 2
    • Replies: 33
    • Views: 8,888
    02-25-2015, 07:31 PM Go to last post
  39. Melting prop hubs??

    Started by james00malcom, 08-06-2014 07:44 AM
    2 Pages
    1 2
    • Replies: 33
    • Views: 1,121
    08-29-2014, 05:53 PM Go to last post
  40. Link and Sync 1972 mercury 650 timing belt question

    Started by franklenz, 08-15-2015 12:47 PM
    2 Pages
    1 2
    • Replies: 33
    • Views: 1,020
    08-31-2015, 12:18 PM Go to last post
  41. Mercury optimax 115 2007 Help starts 1-2 secs then cuts off

    Started by Bigbuoy01, 08-26-2017 11:08 AM
    2 Pages
    1 2
    • Replies: 33
    • Views: 1,182
    06-22-2018, 01:32 PM Go to last post
  42. Merc 7.5hp (mid70's) Blow back

    Started by MikeMan, 08-30-2012 11:36 PM
    2 Pages
    1 2
    • Replies: 32
    • Views: 1,578
    09-16-2012, 05:55 PM Go to last post
  43. Mercury 40 HP 1982, Lower Unit Stuck

    Started by jp_banks, 10-07-2013 05:48 PM
    2 Pages
    1 2
    • Replies: 32
    • Views: 2,865
    10-28-2013, 07:04 PM Go to last post
  44. 2005 Mercury 150 carb vs 2007 150 EFI

    Started by Airchair, 01-09-2014 09:43 AM
    2 Pages
    1 2
    • Replies: 32
    • Views: 3,001
    01-25-2014, 10:43 PM Go to last post
  45. Manual start Mariner 40HP Charging cables?

    Started by monkeh, 03-21-2011 05:26 PM
    2 Pages
    1 2
    • Replies: 31
    • Views: 13,327
    10-18-2011, 01:31 PM Go to last post
  46. rectifier vs regulator

    Started by mike Brehmer, 05-16-2012 07:50 AM
    2 Pages
    1 2
    • Replies: 31
    • Views: 3,284
    05-23-2012, 10:25 PM Go to last post
  47. Talking Help with Carrier Bearing Install

    Started by jcrump, 07-27-2012 01:15 PM
    2 Pages
    1 2
    • Replies: 31
    • Views: 5,604
    09-01-2014, 05:32 PM Go to last post

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