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    Forum Statistics:

    • Threads: 6,299
    • Posts: 41,315
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  1. Poppet Valve on a Mercruser Stern Drive.

    Started by K Stephens, Yesterday 01:54 PM
    • Replies: 6
    • Views: 43
    Yesterday, 11:29 PM Go to last post
  2. 470 is loading up

    Started by [email protected], 08-12-2019 01:11 AM
    • Replies: 4
    • Views: 91
    Yesterday, 08:05 PM Go to last post
  3. 2003 mercruiser mag 350 with bravoII -

    Started by scatman1, 08-19-2019 01:52 PM
    • Replies: 7
    • Views: 91
    Yesterday, 08:02 AM Go to last post
  4. Replacing 4.3tks with 4.3lx

    Started by jskip, 08-23-2019 12:36 PM
    • Replies: 3
    • Views: 52
    Yesterday, 02:01 AM Go to last post
    • Replies: 17
    • Views: 338
    08-23-2019, 08:51 AM Go to last post
    • Replies: 4
    • Views: 57
    08-23-2019, 07:38 AM Go to last post
    • Replies: 2
    • Views: 42
    08-23-2019, 07:31 AM Go to last post
  5. Mercruser 4.5 250 HP Bravo 3

    Started by K Stephens, 07-24-2019 03:31 PM
    • Replies: 21
    • Views: 295
    08-23-2019, 12:59 AM Go to last post
  6. Mercruiser 7,4l wiring issues

    Started by NorwegianViking, 08-20-2019 03:25 AM
    • Replies: 17
    • Views: 164
    08-22-2019, 08:30 PM Go to last post
  7. No spark

    Started by Plyrambler1974, 08-19-2019 08:32 PM
    • Replies: 9
    • Views: 101
    08-22-2019, 10:31 AM Go to last post
  8. 4.5 200 / 4.5 250 differences....

    Started by Mike94ZLT1, 07-13-2018 11:40 PM
    • Replies: 5
    • Views: 521
    08-21-2019, 10:18 PM Go to last post
  9. Prop size. 1985 Thompson 4.3 Alpha one

    Started by JRemington, 08-11-2019 08:39 PM
    • Replies: 16
    • Views: 158
    08-21-2019, 06:58 PM Go to last post
    • Replies: 1
    • Views: 40
    08-21-2019, 04:29 PM Go to last post
  10. Milky oil SHOOTING out of valve covers!!!

    Started by Agarabedian, 08-15-2019 09:31 PM
    • Replies: 25
    • Views: 253
    08-21-2019, 10:55 AM Go to last post
  11. Timing

    Started by bcclew, 07-27-2019 08:59 AM
    • Replies: 2
    • Views: 130
    08-21-2019, 08:37 AM Go to last post
    • Replies: 12
    • Views: 121
    08-20-2019, 06:04 PM Go to last post
  12. Exclamation 260 1974 mercruiser motor cranking slowly

    Started by bERTO63, 08-19-2019 05:14 PM
    • Replies: 2
    • Views: 51
    08-20-2019, 11:22 AM Go to last post
  13. 5.7l EFI Mercruiser cranks but wonít start

    Started by Longarms11, 08-18-2019 11:01 AM
    • Replies: 8
    • Views: 84
    08-19-2019, 10:26 PM Go to last post
  14. 7.4 lost power no start

    Started by Hoseman28, 08-17-2019 01:46 PM
    • Replies: 9
    • Views: 103
    08-19-2019, 09:05 PM Go to last post
  15. Starting when hot issue

    Started by 99tige2100v, 07-07-2019 08:27 PM
    • Replies: 6
    • Views: 186
    08-19-2019, 06:36 PM Go to last post
  16. Mercruiser 165 4cyl Parts Help

    Started by Jrjr, 08-18-2019 03:18 PM
    • Replies: 9
    • Views: 84
    08-19-2019, 03:17 PM Go to last post
  17. Bayliner 3.0 runs great WOT but wonít idle long

    Started by KB19, 08-17-2019 12:38 PM
    • Replies: 8
    • Views: 92
    08-19-2019, 01:41 PM Go to last post
  18. 5.0 EFI No Start Guidance

    Started by mhcrra1, 08-12-2019 12:47 PM
    • Replies: 13
    • Views: 135
    08-19-2019, 01:18 PM Go to last post
  19. Mercruiser 3.7L 190

    Started by Joe6186, 08-19-2019 10:11 AM
    • Replies: 2
    • Views: 44
    08-19-2019, 10:39 AM Go to last post
  20. Merc 160 high voltage problem

    Started by howellm70, 08-10-2019 04:23 PM
    • Replies: 4
    • Views: 88
    08-18-2019, 09:38 PM Go to last post
  21. Engine whistles immediately after it is turned off

    Started by Teresa, 08-18-2019 09:21 AM
    • Replies: 2
    • Views: 61
    08-18-2019, 07:20 PM Go to last post
  22. 470 smokes alternator belt and kills engine

    Started by 1dsarver, 08-13-2019 12:08 AM
    2 Pages
    1 2
    • Replies: 40
    • Views: 270
    08-18-2019, 03:23 PM Go to last post
    • Replies: 15
    • Views: 145
    08-18-2019, 12:46 PM Go to last post
  23. 3.0L timing adjustment

    Started by DJK55, 08-16-2019 07:16 PM
    • Replies: 9
    • Views: 90
    08-18-2019, 09:12 AM Go to last post
  24. OMC to BIII conversion mega thread

    Started by o2batsea, 02-11-2019 09:33 AM
    2 Pages
    1 2
    • Replies: 47
    • Views: 1,841
    08-17-2019, 04:03 PM Go to last post
  25. Power Steering/Tilt Hydraulic Leak

    Started by BroJames, 08-02-2019 01:20 PM
    • Replies: 11
    • Views: 197
    08-17-2019, 12:10 PM Go to last post
  26. Mercruiser manafolds

    Started by bcclew, 08-16-2019 06:49 PM
    • Replies: 0
    • Views: 50
    08-16-2019, 06:49 PM Go to last post
  27. Related/ Unrelated Mercruiser Problem (Maybe)

    Started by fastjeff, 08-15-2019 08:08 AM
    • Replies: 6
    • Views: 87
    08-16-2019, 05:30 PM Go to last post
  28. Mercuiser 3.7l 165 coolant leak issue

    Started by elcapitainnate, 08-15-2019 12:12 PM
    • Replies: 13
    • Views: 100
    08-16-2019, 10:56 AM Go to last post
  29. 5.0 Front Oil Leak

    Started by mhcrra1, 08-14-2019 04:56 PM
    • Replies: 11
    • Views: 93
    08-15-2019, 05:21 PM Go to last post
  30. Differences between 86 and 96 marine 350

    Started by Agarabedian, 08-13-2019 09:31 PM
    • Replies: 5
    • Views: 121
    08-14-2019, 03:24 PM Go to last post
  31. Mercruiser 4.3 starts but wonít stay running

    Started by Tyoung1969, 08-12-2019 10:21 PM
    • Replies: 4
    • Views: 98
    08-14-2019, 01:08 PM Go to last post
  32. Both Engines in Limp Mode (4.3L EFI)

    Started by Ominous Z06, 08-05-2019 04:23 PM
    • Replies: 14
    • Views: 187
    08-13-2019, 10:58 PM Go to last post
  33. merc 3.0 idle adjustment

    Started by vroomZOOM, 08-12-2019 06:21 PM
    • Replies: 20
    • Views: 126
    08-13-2019, 08:55 PM Go to last post
  34. Mercruiser 5.7 rebuild

    Started by Agarabedian, 08-13-2019 11:31 AM
    • Replies: 8
    • Views: 121
    08-13-2019, 08:45 PM Go to last post
  35. Mystery part identification

    Started by Robrobrob, 08-10-2019 08:48 PM
    • Replies: 12
    • Views: 170
    08-13-2019, 06:44 PM Go to last post
  36. Marine Harvester

    Started by Marine Harvester, 08-13-2019 01:55 PM
    • Replies: 4
    • Views: 71
    08-13-2019, 05:26 PM Go to last post
  37. Mercruiser 3.0 low power...

    Started by Maine Maineac, 08-11-2019 10:28 PM
    • Replies: 4
    • Views: 91
    08-13-2019, 01:02 PM Go to last post
  38. 427 TD upgrade to a 496 or 505

    Started by Viper235, 08-11-2019 01:17 PM
    • Replies: 10
    • Views: 111
    08-13-2019, 08:58 AM Go to last post
    • Replies: 12
    • Views: 1,362
    08-12-2019, 05:14 PM Go to last post
  39. Poppit Valves Mercruser 4,5

    Started by K Stephens, 08-12-2019 02:20 PM
    • Replies: 0
    • Views: 65
    08-12-2019, 02:20 PM Go to last post
  40. 1984 Merc 488 3.7l stuck valve and water/oil mix

    Started by coachant, 08-11-2019 01:15 AM
    • Replies: 8
    • Views: 101
    08-12-2019, 09:02 AM Go to last post

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