DIY Marinizing

A forum to discuss "do it yourself" marinizing of engines / conversion of automotive engines to marine use.

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  1. Jeff
    Sticky

    Important Disclaimer: Safety comes first

    Jeff, Sep 3, 2004
    Replies:
    4
    Views:
    29,275
    Richard Petersen
    Dec 12, 2004
  2. Philip b16

    1.9 tdi ads-pre alpha 1.32 interrupt switch issue

    Philip b16, Apr 8, 2021 ... 2
    Replies:
    18
    Views:
    3,286
    Radu Druncea
    May 5, 2021
  3. Dave T

    11 HP briggs outboard conversion

    Dave T, Oct 28, 2011 ... 2
    Replies:
    20
    Views:
    35,441
    pistnbroke
    May 7, 2012
  4. Danielsan

    1600LBS (heavy) engine

    Danielsan, Oct 25, 2004
    Replies:
    2
    Views:
    4,992
    Danielsan
    Oct 25, 2004
  5. AggieBoater

    1976 30 'Trojan Sportfish Repower Decisions

    AggieBoater, Nov 13, 2004 ... 2
    Replies:
    18
    Views:
    20,256
    free
    Mar 30, 2008
  6. WeTDrEaM

    1990 Carburated 4.3 v6 merc...

    WeTDrEaM, Aug 7, 2006 ... 2
    Replies:
    16
    Views:
    10,493
    WeTDrEaM
    Aug 16, 2006
  7. robanewman

    2 lifans in a modified kayak

    robanewman, Mar 24, 2011
    Replies:
    13
    Views:
    8,097
    Sockie
    Jan 1, 2020
  8. Dninty9

    2.3l OMC

    Dninty9, Aug 27, 2005
    Replies:
    1
    Views:
    5,088
    gonzo
    Dec 23, 2005
  9. bcervelo

    200-250hp engine to marinize

    bcervelo, Mar 15, 2006
    Replies:
    13
    Views:
    10,644
    FAST FRED
    Feb 28, 2007
  10. muddin redneck

    24 Hp Mudmotor Finally Finished

    muddin redneck, May 16, 2010 ... 2
    Replies:
    25
    Views:
    35,126
    evidrine
    Mar 16, 2013
  11. Gilby

    3.0L GM Industrial Engine?

    Gilby, Sep 20, 2006
    Replies:
    2
    Views:
    10,625
    Gilby
    Oct 6, 2006
  12. Force of One

    302 raw water pump mounts

    Force of One, Jun 28, 2006
    Replies:
    1
    Views:
    4,020
    marshmat
    Jun 30, 2006
  13. TomBradbury

    4.3 Mercruiser to Diesel

    TomBradbury, May 25, 2013
    Replies:
    8
    Views:
    14,348
    TomBradbury
    Jun 5, 2013
  14. mmanning63

    4.3L Vortec mercruiser cracked block - swap with automotive engine block?

    mmanning63, Jun 19, 2010 ... 4 5 6
    Replies:
    75
    Views:
    163,175
    powerabout
    Aug 22, 2011
  15. Bigswede

    40 year old needs new engine.

    Bigswede, Aug 5, 2012 ... 2 3
    Replies:
    32
    Views:
    15,291
    SiggiJo
    Jan 5, 2013
  16. dock83

    420 stihl brush saw conversion

    dock83, May 26, 2010
    Replies:
    2
    Views:
    2,662
    dock83
    May 28, 2010
  17. Eric G

    454 "Crate" HO to Marine

    Eric G, Jul 10, 2005 ... 2 3
    Replies:
    38
    Views:
    51,989
    stonebreaker
    Nov 24, 2006
  18. FIBER

    5.7l Engine

    FIBER, Jul 12, 2004
    Replies:
    8
    Views:
    7,711
    gonzo
    Sep 10, 2004
  19. HelicopterJohn

    6 HP briggs & Stratton outboard conversion

    HelicopterJohn, Jul 1, 2012 ... 2 3
    Replies:
    32
    Views:
    38,522
    evidrine
    Mar 14, 2013
  20. tenfingergrip

    6.5 hp clone set screw on throttle?

    tenfingergrip, Mar 13, 2010
    Replies:
    14
    Views:
    14,933
    notsofast
    Mar 25, 2010
  21. licensedtochill

    6.5hp longtail for sale

    licensedtochill, Jun 18, 2010
    Replies:
    0
    Views:
    10,055
    licensedtochill
    Jun 18, 2010
  22. Flying Fin

    6.9 Int. Conversion

    Flying Fin, Sep 23, 2007
    Replies:
    5
    Views:
    3,678
    Flying Fin
    Oct 10, 2007
  23. Vallen

    a hydrogen gas fueled triple engine

    Vallen, Jan 23, 2016
    Replies:
    10
    Views:
    4,034
    Stephen Ditmore
    Feb 3, 2016
  24. MengWalton

    A little help with a few question

    MengWalton, Jul 5, 2011
    Replies:
    10
    Views:
    2,626
    CDK
    Jul 6, 2011
  25. BEGNO

    Adding 18 Horse Briggs To Lower Unit

    BEGNO, Mar 7, 2005
    Replies:
    12
    Views:
    6,838
    BEGNO
    Mar 7, 2005
  26. James Francis

    adding more ventilation

    James Francis, Aug 8, 2006
    Replies:
    4
    Views:
    6,820
    marshmat
    Aug 16, 2006
  27. JPC

    Aftermarket Fresh-water Cooling Conversion

    JPC, Nov 1, 2005
    Replies:
    5
    Views:
    13,383
    bpadlows
    Jan 16, 2006
  28. TR7_FHC

    Air cooled Diesel repower

    TR7_FHC, Jul 17, 2009
    Replies:
    7
    Views:
    6,276
    apex1
    Jul 18, 2009
  29. feetup

    Air Cooled Inboard?

    feetup, Nov 8, 2006
    Replies:
    10
    Views:
    23,344
    seo
    Mar 8, 2007
  30. 8ball

    Air cooled sailboat motor

    8ball, Feb 7, 2016 ... 2
    Replies:
    28
    Views:
    10,675
    RMA
    Sep 3, 2019
  31. pistnbroke

    Airboat prop sizing and manufacture..

    pistnbroke, Feb 9, 2009
    Replies:
    2
    Views:
    7,051
    pistnbroke
    Feb 10, 2009
  32. DennisRB

    Aircooled manifold, water cooled exhaust?

    DennisRB, Dec 10, 2016 ... 2 3
    Replies:
    32
    Views:
    15,911
    gonzo
    Aug 9, 2018
  33. JOBBER

    Alternative Jet Propulsion

    JOBBER, Mar 4, 2012
    Replies:
    5
    Views:
    11,153
    baeckmo
    Mar 7, 2012
  34. alanrockwood

    AMC 258 six cylinder

    alanrockwood, Apr 3, 2011
    Replies:
    10
    Views:
    3,918
    Boat Design Net Moderator
    Apr 7, 2011
  35. simplebobby86

    Angle of engine on a longtail straight shaft mud motor?

    simplebobby86, Oct 24, 2009
    Replies:
    6
    Views:
    45,952
    simplebobby86
    Oct 25, 2009
  36. brighttemples

    angle of mounting/working engine

    brighttemples, Jul 6, 2011
    Replies:
    8
    Views:
    10,118
    Inboard
    May 15, 2012
  37. dock83

    Anyone here ever mount a electric trolling motor in a kayak

    dock83, May 26, 2010 ... 2
    Replies:
    18
    Views:
    17,204
    rwatson
    Jan 5, 2014
  38. L67Supercharged

    Anyone thought about marinizing GM's supercharged 3800?

    L67Supercharged, Jul 1, 2010
    Replies:
    3
    Views:
    7,038
    whitepointer23
    Jan 12, 2011
  39. Bobby82

    ATV motor

    Bobby82, Feb 1, 2013
    Replies:
    12
    Views:
    5,552
    parkland
    Apr 15, 2013
  40. Guest

    Auto engine marinization

    Guest, Jun 10, 2002 ... 14 15 16
    Replies:
    231
    Views:
    314,554
    Machineman
    Jul 1, 2010
  41. erinj

    auto engine replacement for blown 455?

    erinj, Feb 26, 2006
    Replies:
    5
    Views:
    4,915
    erinj
    Mar 18, 2006
Showing threads 1 to 40 of 275

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