Propulsion

Discuss marine engines, drives, and propulsion systems.

  1. Props

    Propeller selection, performance comparison, prediction, experience, and modification.
    Discussions:
    462
    Messages:
    5,175
    RSS
  2. Surface Drives

    Surface Drives. Arneson, BPM, Seafury, PSI, Levi, Etc.
    Discussions:
    165
    Messages:
    2,586
    RSS
  3. Jet Drives

    Jet Drives (pumps, impellers, etc.)
    Discussions:
    435
    Messages:
    4,116
    RSS
  4. Outboards

    2-stroke and 4-stroke outboard motors.
    Discussions:
    966
    Messages:
    8,958
    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:
    534
    Messages:
    3,712
    Latest: Black art? gonzo, Jan 8, 2020
    RSS
  6. Pod Drives

    Volvo IPS, ZF, CMD Zeus, and other pod-drive systems
    Discussions:
    26
    Messages:
    276
    RSS
  7. Inboards

    Inboard and Vee-drive hardware: struts, stuffing boxes, transmissions, coolers
    Discussions:
    515
    Messages:
    4,704
    Latest: Wooden river barge IronTom, Jan 22, 2020
    RSS
  8. Diesel Engines

    Diesel Engines
    Discussions:
    650
    Messages:
    8,098
    RSS
  9. Gas Engines

    Gasoline Engines
    Discussions:
    403
    Messages:
    4,365
    Latest: 4.3 mercury to 4.3 Vortec swap Barry, Feb 19, 2020 at 1:54 PM
    RSS
  10. Electric Propulsion

    Electric propulsion systems
    Discussions:
    45
    Messages:
    865
    Latest: Solar direct drive kayak Rumars, Dec 16, 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:
    271
    Messages:
    5,475
    RSS
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  1. JunkRat
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    Views:
    1,157
  2. Vronsky
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    10
    Views:
    332
  3. IronTom
    Replies:
    3
    Views:
    383
  4. Victor R
    Replies:
    3
    Views:
    699
  5. Adarsh Edakkote
    Replies:
    0
    Views:
    318
  6. michael smith
    Replies:
    7
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    752
  7. michael smith
    Replies:
    6
    Views:
    697
  8. brian eiland
    Replies:
    67
    Views:
    26,509
  9. highlandhoh3
    Replies:
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    Views:
    526
  10. brian eiland
    Replies:
    82
    Views:
    90,536
  11. Dr34m3r
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    0
    Views:
    581
  12. oliver.ilg
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    23
    Views:
    7,075
  13. Jamesmcl
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    2
    Views:
    600
  14. xellz
    Replies:
    24
    Views:
    1,308
  15. Magnus W
    Replies:
    23
    Views:
    1,140
  16. Pceditorpro
    Replies:
    11
    Views:
    987
  17. Barry
    Replies:
    5
    Views:
    854
  18. captainralph
    Replies:
    2
    Views:
    567
  19. Brian.Lin
    Replies:
    13
    Views:
    956
  20. Afilimon
    Replies:
    16
    Views:
    1,242
  21. DCockey
    Replies:
    8
    Views:
    1,064
  22. Archangl7
    Replies:
    7
    Views:
    1,219
  23. ocean dreamer
    Replies:
    4
    Views:
    751
  24. crwsound
    Replies:
    9
    Views:
    1,450
  25. James007
    Replies:
    6
    Views:
    7,854
  26. sdowney717
    Replies:
    2
    Views:
    614
  27. 5teve
    Replies:
    9
    Views:
    1,175
  28. Israel
    Replies:
    10
    Views:
    839
  29. DSTONE
    Replies:
    4
    Views:
    9,826
  30. Tlray
    Replies:
    15
    Views:
    1,438
  31. Upston
    Replies:
    2
    Views:
    730
  32. franklou
    Replies:
    7
    Views:
    1,172
  33. PickleRick
    Replies:
    5
    Views:
    1,309
  34. xellz
    Replies:
    2
    Views:
    1,685
  35. Singleinboard
    Replies:
    3
    Views:
    1,651
  36. brian eiland
    Replies:
    21
    Views:
    4,855
  37. 91SARATH
    Replies:
    27
    Views:
    3,298
  38. Archangl7
    Replies:
    16
    Views:
    5,158
  39. xellz
    Replies:
    8
    Views:
    1,400
  40. Carter Beall
    Replies:
    10
    Views:
    3,650

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