'Da Nailhead

Pop Kennedy and TV-Tommy could make 'em run. You can too! Get the lowdown on the most underrated Buick motor here...who needs wedge heads?

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  1. Adam Whitman
    Sticky

    Nailhead Info/Parts Sources

    Adam Whitman, Apr 14, 2002 ... 2 3
    Replies:
    43
    Views:
    58,475
    flynbuick
    Feb 25, 2012
  2. doc
    Sticky

    Doc's dual plane mod and port matching stky

    doc, Mar 24, 2011 ... 7 8 9
    Replies:
    178
    Views:
    67,620
    marxjunk
    May 1, 2024
  3. staged67gspwr

    `66 Smog pump question

    staged67gspwr, Jun 30, 2004
    Replies:
    2
    Views:
    699
    staged67gspwr
    Jun 30, 2004
  4. staged67gspwr

    `66 Skylark GS Non A/C crank and water pump pulley diameter?

    staged67gspwr, Jul 4, 2004
    Replies:
    9
    Views:
    952
    staged67gspwr
    Jul 7, 2004
  5. staged67gspwr

    `66 GS w/2x4bbl option?

    staged67gspwr, Nov 1, 2003
    Replies:
    5
    Views:
    845
    Dan K
    Nov 28, 2003
  6. staged67gspwr

    `65 skylark GS A/C drier and muffler issue!!

    staged67gspwr, Jun 15, 2007
    Replies:
    5
    Views:
    1,055
    wheelz
    Jul 7, 2007
  7. Wildcat GS

    `65 GS post drag car

    Wildcat GS, Aug 14, 2020
    Replies:
    2
    Views:
    376
    gs66
    Aug 14, 2020
  8. staged67gspwr

    `65 engine color is Green or turquoise?

    staged67gspwr, Nov 5, 2002
    Replies:
    2
    Views:
    1,220
    staged67gspwr
    Nov 5, 2002
  9. izo369

    Zinc and Lead

    izo369, Apr 11, 2022
    Replies:
    12
    Views:
    928
    gsjohnny1
    May 15, 2022
  10. Bigpig455

    YTed Nagel

    Bigpig455, May 8, 2016
    Replies:
    3
    Views:
    914
    Bigpig455
    May 9, 2016
  11. ahhh65riv

    You want shiney Nailhead Pulleys?

    ahhh65riv, Dec 9, 2009 ... 2 3
    Replies:
    53
    Views:
    12,500
    ahhh65riv
    Jan 19, 2012
  12. 70gs455

    You gotta see this

    70gs455, Jun 3, 2003
    Replies:
    8
    Views:
    1,124
    Dan K
    Jun 5, 2003
  13. gsgtx

    you can put new exhaust seats in if need be

    gsgtx, May 16, 2013
    Replies:
    13
    Views:
    1,678
    Wildcat GS
    Jun 1, 2013
  14. rg

    yet another 425 question

    rg, Oct 30, 2006
    Replies:
    14
    Views:
    1,213
    ahhh65riv
    Nov 23, 2006
  15. william.ali.kay

    Xmas present

    william.ali.kay, Dec 25, 2011
    Replies:
    9
    Views:
    1,953
    cobravii
    Dec 27, 2011
  16. dual-quadism

    X1357106 Dual Quad Intake

    dual-quadism, Sep 29, 2010
    Replies:
    15
    Views:
    3,369
    Trikeman72
    Oct 9, 2010
  17. SpecialWagon65

    X Code on eBay factory eXpeimental dual quad nailhead

    SpecialWagon65, Jan 28, 2015
    Replies:
    15
    Views:
    3,244
    wkillgs
    Apr 17, 2015
  18. jmos4

    X casting intake Manifold Aluminum Factory

    jmos4, Aug 30, 2013 ... 2
    Replies:
    30
    Views:
    7,225
    wkillgs
    Jan 28, 2015
  19. cobravii

    WTB: Nailhead rockerarms

    cobravii, Nov 24, 2015
    Replies:
    2
    Views:
    879
    wkillgs
    Nov 25, 2015
  20. cobravii

    WTB: nailhead dual quad fuel lines

    cobravii, Aug 28, 2016
    Replies:
    3
    Views:
    922
    TheRev
    Aug 30, 2016
  21. cobravii

    WTB: I am looking for a Buick 425 for rebuilding

    cobravii, Mar 5, 2016
    Replies:
    0
    Views:
    593
    cobravii
    Mar 5, 2016
  22. cobravii

    WTB: Dipstick for 425 nailhead

    cobravii, Jun 17, 2015
    Replies:
    8
    Views:
    2,342
    cobravii
    Jun 21, 2015
  23. Steven A

    WTB: CARTER AFB CARB 65 buick

    Steven A, Jan 11, 2019
    Replies:
    3
    Views:
    514
    Steven A
    Jan 13, 2019
  24. Steven A

    WTB: CARTER AFB CARB

    Steven A, Nov 28, 2018
    Replies:
    6
    Views:
    461
    Steven A
    Nov 30, 2018
  25. cobravii

    WTB: carb and air cleaner lid

    cobravii, Sep 5, 2016
    Replies:
    0
    Views:
    474
    cobravii
    Sep 5, 2016
  26. cobravii

    WTB: Buick 425 dual quad intake

    cobravii, Jun 17, 2017
    Replies:
    7
    Views:
    1,247
    66 buick guy
    Jul 23, 2017
  27. cobravii

    WTB: Buick 425 block

    cobravii, Aug 22, 2015
    Replies:
    3
    Views:
    998
    chucknixon
    Aug 22, 2015
  28. cobravii

    WTB: Alternator bracket head bolt for 425

    cobravii, Aug 23, 2015
    Replies:
    4
    Views:
    902
    gvinz
    Aug 26, 2015
  29. cobravii

    WTB: 425 short blocks

    cobravii, Apr 30, 2019
    Replies:
    4
    Views:
    675
    cobravii
    May 6, 2019
  30. cobravii

    WTB: 3 row crank pulley for nailhead

    cobravii, May 5, 2015
    Replies:
    5
    Views:
    933
    cobravii
    May 8, 2015
  31. cobravii

    WTB: Head Bolt

    cobravii, May 4, 2015
    Replies:
    3
    Views:
    673
    cobravii
    May 5, 2015
  32. rcb

    WTB Nailhead Valve Covers

    rcb, Jul 19, 2009
    Replies:
    15
    Views:
    4,998
    65_Riviera
    Aug 22, 2009
  33. freddiezee65

    WTB Nailhead Rocker assy's

    freddiezee65, Dec 30, 2013
    Replies:
    3
    Views:
    636
    doc
    Jan 6, 2014
  34. nailheadpowered

    WTB Nailhead 4 speed bellhousing 65/66 car

    nailheadpowered, Dec 13, 2006 ... 2
    Replies:
    26
    Views:
    2,841
    telriv
    Dec 26, 2006
  35. olddawg

    WTB Fuel Filter Bracket

    olddawg, May 9, 2005
    Replies:
    3
    Views:
    696
    wildcat1562
    May 9, 2005
  36. super 225

    wtb 64-66 strong 401

    super 225, Feb 22, 2005
    Replies:
    1
    Views:
    539
    Ratz
    Feb 22, 2005
  37. dipnic10

    WTB 63-65 nailhead 401-425 no ac alternator brackets

    dipnic10, Mar 7, 2007
    Replies:
    3
    Views:
    1,418
    dipnic10
    Mar 12, 2007
  38. 64Electra

    WTB 364 4-bbl Manifold+carb

    64Electra, Jan 18, 2010
    Replies:
    10
    Views:
    3,860
    John Codman
    Mar 24, 2011
  39. JZRIV

    WTB - 1966 Original Aluminum Valve Covers

    JZRIV, Mar 28, 2010
    Replies:
    4
    Views:
    1,414
    wkillgs
    Mar 29, 2010
  40. Stage2GS71

    WTB - 1964-66 Nailhead Auto Trans Flexplates

    Stage2GS71, Jul 10, 2009
    Replies:
    1
    Views:
    500
    1965GSDOUG
    Jul 10, 2009
  41. lapham3@aol.com

    WTB '66 401/425 603 heads-Minn area

    lapham3@aol.com, Dec 14, 2005
    Replies:
    0
    Views:
    629
    lapham3@aol.com
    Dec 14, 2005
  42. dan zepnick

    Wow,look what came into a scrap yard this week!

    dan zepnick, Oct 18, 2019
    Replies:
    16
    Views:
    1,651
    66electrafied
    Oct 23, 2019
  43. william.ali.kay

    Wow!!!

    william.ali.kay, Mar 2, 2011
    Replies:
    3
    Views:
    1,201
    BUICKRAT
    Mar 4, 2011
  44. roadrunnernz

    Wow - Dual Quadrejet manifold @ ebay

    roadrunnernz, Jun 28, 2018
    Replies:
    10
    Views:
    1,174
    cjeboyle
    Jun 30, 2018
  45. 401Riviera

    Would 2 holley 600 cfm double pumpers be too much for a 450 CI stroked nail?

    401Riviera, May 31, 2013 ... 2
    Replies:
    26
    Views:
    2,333
    doc
    Jun 29, 2013
  46. cobravii

    WOT shift points??

    cobravii, Jun 11, 2012
    Replies:
    7
    Views:
    1,508
    doc
    Jun 13, 2012
  47. Lucy Fair

    WOT problem.

    Lucy Fair, May 3, 2012
    Replies:
    15
    Views:
    2,668
    bhambulldog
    Aug 6, 2012
  48. buickcoach

    worlds fastest hearse

    buickcoach, Jun 18, 2007
    Replies:
    3
    Views:
    1,407
    tmcclu
    Jun 18, 2007
  49. 4toe

    World's fastest nailhead.

    4toe, Mar 9, 2006
    Replies:
    13
    Views:
    3,157
    66gsconv
    May 24, 2013
  50. Nailed55

    World's fastest nailhead landspeed record??

    Nailed55, Jun 27, 2017
    Replies:
    4
    Views:
    1,422
    300sbb_overkill
    Jul 3, 2017
  51. 4toe

    WIW Edelbrock B262

    4toe, Mar 7, 2010
    Replies:
    7
    Views:
    1,669
    Detroit Rivi
    Mar 20, 2010
  52. chasanderson

    Wire looms and alum valve covers

    chasanderson, May 28, 2005
    Replies:
    4
    Views:
    759
    nailheadina67
    May 31, 2005
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