Propulsion

Discuss marine engines, drives, and propulsion systems.

  1. Props

    Propeller selection, performance comparison, prediction, experience, and modification.
    Discussions:
    531
    Messages:
    6,237
    RSS
  2. Surface Drives

    Surface Drives. Arneson, BPM, Seafury, PSI, Levi, Etc.
    Discussions:
    186
    Messages:
    2,860
    Latest: Longtail Evolution Dave G 9N, Jan 20, 2024
    RSS
  3. Jet Drives

    Jet Drives (pumps, impellers, etc.)
    Discussions:
    459
    Messages:
    4,429
    RSS
  4. Outboards

    2-stroke and 4-stroke outboard motors.
    Discussions:
    1,029
    Messages:
    9,902
    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:
    547
    Messages:
    3,828
    RSS
  6. Pod Drives

    Volvo IPS, ZF, CMD Zeus, and other pod-drive systems
    Discussions:
    29
    Messages:
    299
    RSS
  7. Inboards

    Inboard and Vee-drive hardware: struts, stuffing boxes, transmissions, coolers
    Discussions:
    535
    Messages:
    4,968
    RSS
  8. Diesel Engines

    Diesel Engines
    Discussions:
    682
    Messages:
    8,498
    Latest: Hino WO4CTI in a 26' Tollycraft David Swingler, Mar 22, 2024 at 12:15 AM
    RSS
  9. Gas Engines

    Gasoline Engines
    Discussions:
    422
    Messages:
    4,650
    Latest: starting rebuild engine comfisherman, Aug 31, 2023
    RSS
  10. Electric Propulsion

    Electric propulsion systems
    Discussions:
    99
    Messages:
    1,947
    RSS
  11. Hybrid

    Hybrid propulsion such as diesel electric, hydraulic.
    Discussions:
    211
    Messages:
    5,256
    RSS
  12. DIY Marinizing

    A forum to discuss "do it yourself" marinizing of engines / conversion of automotive engines to marine use.
    Discussions:
    276
    Messages:
    5,576
    RSS
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  1. Paulc
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  2. shuller1458
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  3. rubenova
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  4. ssawasare
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  5. Ike
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  6. saltnz
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  7. parkland
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  8. nine mile
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    2,725
  9. Kema
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  10. Crocodile69
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  11. MrLknowles2
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  12. captainart
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    5,175
  13. brian eiland
    Replies:
    278
    Views:
    71,204
  14. lausl
    Replies:
    6
    Views:
    3,112
  15. QUICKNAVAL
    Replies:
    6
    Views:
    15,288
  16. ssawasare
    Replies:
    1
    Views:
    2,448
  17. mabdulhaq
    Replies:
    28
    Views:
    14,220
  18. Jet_Love
    Replies:
    60
    Views:
    11,789
  19. SuenosAzules
    Replies:
    5
    Views:
    2,821
  20. abohamza
    Replies:
    11
    Views:
    3,368
  21. Saqa
    Replies:
    5
    Views:
    2,396
  22. DCockey
    Replies:
    8
    Views:
    3,084
  23. SailorDon
    Replies:
    0
    Views:
    3,410
  24. tom kane
    Replies:
    13
    Views:
    5,732
  25. TSN13
    Replies:
    4
    Views:
    3,694
  26. Sundevil
    Replies:
    8
    Views:
    14,281
  27. honda600js
    Replies:
    1
    Views:
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  28. tom kane
    Replies:
    3
    Views:
    5,275
  29. TheCapt
    Replies:
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    Views:
    2,265
  30. YotaTruck
    Replies:
    4
    Views:
    12,352
  31. CatBuilder
    Replies:
    183
    Views:
    36,446
  32. Wayne Kendall
    Replies:
    4
    Views:
    5,225
  33. Wayne Kendall
    Replies:
    1
    Views:
    2,282
  34. ThrottleBack
    Replies:
    5
    Views:
    2,728
  35. lausl
    Replies:
    12
    Views:
    3,363
  36. tom kane
    Replies:
    7
    Views:
    3,080
  37. mitul_09
    Replies:
    2
    Views:
    1,886
  38. rwatson
    Replies:
    10
    Views:
    3,506
  39. flipper 15
    Replies:
    1
    Views:
    2,436
  40. Pond Sailer
    Replies:
    1
    Views:
    2,386

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