Propulsion

Discuss marine engines, drives, and propulsion systems.

  1. Props

    Propeller selection, performance comparison, prediction, experience, and modification.
    Discussions:
    398
    Messages:
    4,501
    Latest: Prop question Mr Efficiency, May 23, 2017 at 8:48 PM
    RSS
  2. Surface Drives

    Surface Drives. Arneson, BPM, Seafury, PSI, Levi, Etc.
    Discussions:
    154
    Messages:
    2,469
    Latest: DIY tunnel drive sub_prop, May 22, 2017 at 11:56 AM
    RSS
  3. Jet Drives

    Jet Drives (pumps, impellers, etc.)
    Discussions:
    405
    Messages:
    3,801
    Latest: Inline Outboard Jet, or outboard tunnel? OCB, May 18, 2017 at 12:16 PM
    RSS
  4. Outboards

    2-stroke and 4-stroke outboard motors.
    Discussions:
    900
    Messages:
    8,411
    Latest: Mystery Mercury lightning 2 Drinu007, May 24, 2017 at 8:09 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:
    517
    Messages:
    3,528
    Latest: Most Efficient Boat Propulsion OCB, May 6, 2017
    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:
    493
    Messages:
    4,464
    Latest: Here's a great design idea for an inboard engine. gonzo, May 20, 2017 at 8:50 AM
    RSS
  8. Diesel Engines

    Diesel Engines
    Discussions:
    601
    Messages:
    7,593
    Latest: overpowering your vessel Lepke, May 17, 2017
    RSS
  9. Gas Engines

    Gasoline Engines
    Discussions:
    362
    Messages:
    4,025
    RSS
  10. Electric Propulsion

    Electric propulsion systems
    Discussions:
    12
    Messages:
    234
    RSS
  11. Hybrid

    Hybrid propulsion such as diesel electric, hydraulic.
    Discussions:
    205
    Messages:
    5,213
    Latest: Light weight generators bushsailor, May 10, 2017
    RSS
  12. DIY Marinizing

    A forum to discuss "do it yourself" marinizing of engines / conversion of automotive engines to marine use.
    Discussions:
    262
    Messages:
    5,350
    RSS
Sort By:
Title
Replies Views
Last Message ↓
  1. Leveboat
    Replies:
    16
    Views:
    407
  2. ATMHC
    Replies:
    8
    Views:
    3,686
  3. Angle X
    Replies:
    0
    Views:
    99
  4. Squidly-Diddly
    Replies:
    7
    Views:
    229
  5. mitchellleary
    Replies:
    20
    Views:
    555
  6. Liopleurodon
    Replies:
    7
    Views:
    430
  7. DCockey
    Replies:
    1
    Views:
    272
  8. 1J1
    Replies:
    36
    Views:
    1,210
  9. Random_user
    Replies:
    2
    Views:
    254
  10. brian eiland
    Replies:
    37
    Views:
    14,851
  11. bcobbett
    Replies:
    3
    Views:
    534
  12. Timetogo
    Replies:
    2
    Views:
    545
  13. dwicejama
    Replies:
    0
    Views:
    251
  14. bluedolfin
    Replies:
    9
    Views:
    452
  15. JasonCatt
    Replies:
    1
    Views:
    336
  16. Angle X
    Replies:
    0
    Views:
    470
  17. mtht110
    Replies:
    4
    Views:
    606
  18. brian eiland
    Replies:
    17
    Views:
    1,434
  19. captdon65
    Replies:
    9
    Views:
    760
  20. brian eiland
    Replies:
    80
    Views:
    79,762
  21. voodoo92
    Replies:
    3
    Views:
    1,773
  22. sdowney717
    Replies:
    2
    Views:
    608
  23. Danob
    Replies:
    7
    Views:
    1,503
  24. MoeZ
    Replies:
    3
    Views:
    546
  25. ahdblo7
    Replies:
    2
    Views:
    585
  26. engnr09
    Replies:
    15
    Views:
    6,343
  27. siewertdesign
    Replies:
    4
    Views:
    673
  28. M&M Ovenden
    Replies:
    5
    Views:
    721
  29. Silverbreeze
    Replies:
    24
    Views:
    2,597
  30. Carter Beall
    Replies:
    9
    Views:
    973
  31. brian eiland
    Replies:
    65
    Views:
    20,859
  32. black_sails
    Replies:
    8
    Views:
    2,738
  33. chowdan
    Replies:
    3
    Views:
    829
  34. Barry
    Replies:
    1
    Views:
    890
  35. mahdin
    Replies:
    3
    Views:
    985
  36. sdowney717
    Replies:
    5
    Views:
    938
  37. Ike
    Replies:
    5
    Views:
    1,014
  38. Hunterr
    Replies:
    2
    Views:
    2,850
  39. Brian.Lin
    Replies:
    16
    Views:
    2,027
  40. tom kane
    Replies:
    6
    Views:
    1,834

Thread Display Options

Loading...