Propulsion

Discuss marine engines, drives, and propulsion systems.

  1. Props

    Propeller selection, performance comparison, prediction, experience, and modification.
    Discussions:
    445
    Messages:
    4,989
    Latest: Thrust power Ad Hoc, Apr 19, 2019 at 10:45 PM
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  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:
    424
    Messages:
    3,947
    RSS
  4. Outboards

    2-stroke and 4-stroke outboard motors.
    Discussions:
    944
    Messages:
    8,735
    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:
    531
    Messages:
    3,627
    Latest: Missing Oil Pressure Sender? jjhamm22, Mar 15, 2019
    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:
    510
    Messages:
    4,653
    Latest: inboard geometry kapnD, Apr 23, 2019 at 12:36 PM
    RSS
  8. Diesel Engines

    Diesel Engines
    Discussions:
    639
    Messages:
    7,979
    RSS
  9. Gas Engines

    Gasoline Engines
    Discussions:
    395
    Messages:
    4,283
    Latest: 898 to Alpha 1 mating... KRH11, Apr 21, 2019 at 11:06 AM
    RSS
  10. Electric Propulsion

    Electric propulsion systems
    Discussions:
    40
    Messages:
    743
    Latest: Estimating Electric Consumption gonzo, Mar 30, 2019
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  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:
    269
    Messages:
    5,446
    RSS
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  1. brian eiland
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  2. highlandhoh3
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  3. brian eiland
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  4. JunkRat
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  5. Dr34m3r
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  6. oliver.ilg
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  7. Jamesmcl
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  8. xellz
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  9. Magnus W
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  10. Pceditorpro
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  11. Barry
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  12. captainralph
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  13. Brian.Lin
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  14. Afilimon
    Replies:
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  15. DCockey
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  16. Archangl7
    Replies:
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  17. ocean dreamer
    Replies:
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  18. crwsound
    Replies:
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  19. James007
    Replies:
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  20. sdowney717
    Replies:
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    326
  21. 5teve
    Replies:
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  22. Israel
    Replies:
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  23. DSTONE
    Replies:
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  24. Tlray
    Replies:
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  25. Upston
    Replies:
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  26. franklou
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  27. PickleRick
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  28. xellz
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  29. Singleinboard
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  30. brian eiland
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  31. 91SARATH
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  32. Archangl7
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  33. xellz
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  34. Carter Beall
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  35. kschung
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  36. Leveboat
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  37. ATMHC
    Replies:
    8
    Views:
    4,575
  38. Angle X
    Replies:
    0
    Views:
    820
  39. valvebounce
    Replies:
    2
    Views:
    1,146
  40. Squidly-Diddly
    Replies:
    7
    Views:
    944

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