Propulsion

Discuss marine engines, drives, and propulsion systems.

  1. Props

    Propeller selection, performance comparison, prediction, experience, and modification.
    Discussions:
    439
    Messages:
    4,904
    RSS
  2. Surface Drives

    Surface Drives. Arneson, BPM, Seafury, PSI, Levi, Etc.
    Discussions:
    162
    Messages:
    2,563
    Latest: Arneson drive and engine loading Barry, Feb 11, 2019
    RSS
  3. Jet Drives

    Jet Drives (pumps, impellers, etc.)
    Discussions:
    423
    Messages:
    3,946
    RSS
  4. Outboards

    2-stroke and 4-stroke outboard motors.
    Discussions:
    941
    Messages:
    8,705
    Latest: Sprung spare engine transom bracket sloppy Barry, Feb 18, 2019 at 11:37 AM
    RSS
  5. Sterndrives

    Stern drive lower and upper units, transom and gimbal assemblies, steering, and trim pumps. Mercruiser (Alpha One, Alpha One Generation II, Alpha SS, Bravo One, Bravo Two, Bravo Three, Bravo XR Sportmaster, TRS, Speed Master), IMCO, ILMOR, Konrad, OMC, Volvo Penta
    Discussions:
    530
    Messages:
    3,616
    RSS
  6. Pod Drives

    Volvo IPS, ZF, CMD Zeus, and other pod-drive systems
    Discussions:
    25
    Messages:
    260
    RSS
  7. Inboards

    Inboard and Vee-drive hardware: struts, stuffing boxes, transmissions, coolers
    Discussions:
    508
    Messages:
    4,618
    RSS
  8. Diesel Engines

    Diesel Engines
    Discussions:
    636
    Messages:
    7,966
    Latest: Unburnt fuel in four stroke marine diesel engine gonzo, Feb 20, 2019 at 8:55 PM
    RSS
  9. Gas Engines

    Gasoline Engines
    Discussions:
    392
    Messages:
    4,266
    RSS
  10. Electric Propulsion

    Electric propulsion systems
    Discussions:
    40
    Messages:
    706
    Latest: Electric Motors - Cheap alan craig, Feb 7, 2019
    RSS
  11. Hybrid

    Hybrid propulsion such as diesel electric, hydraulic.
    Discussions:
    209
    Messages:
    5,242
    RSS
  12. DIY Marinizing

    A forum to discuss "do it yourself" marinizing of engines / conversion of automotive engines to marine use.
    Discussions:
    268
    Messages:
    5,443
    RSS
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  1. Jamesmcl
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  2. JunkRat
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  3. xellz
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  4. Magnus W
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  5. Pceditorpro
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  6. Barry
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  7. captainralph
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  8. Brian.Lin
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  9. Afilimon
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  10. DCockey
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  11. Archangl7
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  12. ocean dreamer
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  13. crwsound
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  14. James007
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  15. sdowney717
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  16. 5teve
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  17. Israel
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  18. DSTONE
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  19. Tlray
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  20. Upston
    Replies:
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  21. franklou
    Replies:
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  22. PickleRick
    Replies:
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  23. xellz
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  24. Singleinboard
    Replies:
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  25. brian eiland
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  26. 91SARATH
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  27. Archangl7
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  28. xellz
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  29. Carter Beall
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  30. kschung
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  31. Leveboat
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  32. ATMHC
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  33. Angle X
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  34. valvebounce
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  35. Squidly-Diddly
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  36. mitchellleary
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  37. Liopleurodon
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  38. DCockey
    Replies:
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    Views:
    1,616
  39. 1J1
    Replies:
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    Views:
    4,891
  40. Random_user
    Replies:
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    Views:
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