'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. snake

    1965 rivi 425 heads

    snake, Jul 11, 2012
    Replies:
    14
    Views:
    2,250
    nailheadnut
    Jul 16, 2012
  2. gsgtx

    1965 riviera

    gsgtx, Apr 30, 2014
    Replies:
    3
    Views:
    1,199
    nailheadnut
    Apr 30, 2014
  3. protrader

    1965 Riviera 401 w/Rochester Carb

    protrader, Aug 14, 2004
    Replies:
    1
    Views:
    509
    doc
    Aug 15, 2004
  4. andre207

    1965 Riviera Identification

    andre207, Jan 24, 2012
    Replies:
    10
    Views:
    4,204
    Babeola
    Feb 18, 2012
  5. jbuick65

    1965 Wildcat Chrome Wheels

    jbuick65, May 12, 2007
    Replies:
    2
    Views:
    651
    dualqwad
    May 13, 2007
  6. Klaus

    1965 Wildcat Custom tacho circuit diagram

    Klaus, Jan 30, 2023
    Replies:
    6
    Views:
    403
    Klaus
    Jan 31, 2023
  7. Radlark

    1965 Wildcat What is this sound??

    Radlark, Mar 13, 2013
    Replies:
    14
    Views:
    1,250
    bhambulldog
    Mar 19, 2013
  8. Doomsday Graphix

    1965, 425cu Nailhead, Turbine Kick Down issue

    Doomsday Graphix, Aug 10, 2018
    Replies:
    3
    Views:
    403
    dual-quadism
    Aug 10, 2018
  9. JZRIV

    1966 - Is This Vaccum Advance Bushing On All

    JZRIV, Feb 14, 2010
    Replies:
    8
    Views:
    796
    furiousgoat
    Feb 16, 2010
  10. dlmwtvl

    1966 401 #374603 cylinder head flow question.

    dlmwtvl, Jan 7, 2017
    Replies:
    6
    Views:
    908
    8ad-f85
    Jan 7, 2017
  11. wagonboss

    1966 401 Car Rear Quarter Emblems

    wagonboss, Mar 3, 2004
    Replies:
    8
    Views:
    962
    txgwildcat
    Mar 3, 2004
  12. MIKE Z buicks

    1966 401 complete motor

    MIKE Z buicks, Nov 21, 2007
    Replies:
    12
    Views:
    1,243
    MIKE Z buicks
    Nov 30, 2007
  13. goodguy34

    1966 401 engine and trans on eBAY

    goodguy34, Mar 29, 2005
    Replies:
    13
    Views:
    1,035
    ss4825
    Sep 29, 2006
  14. 1972 Stage 1

    1966 401 Nailhead value?

    1972 Stage 1, Mar 9, 2009
    Replies:
    13
    Views:
    3,733
    1965GSDOUG
    Mar 12, 2009
  15. Chaunce Dawes

    1966 Buick Electra 225 Nailhead HEI conversion TROUBLE TROUBLE TROUBLE!

    Chaunce Dawes, Oct 14, 2021
    Replies:
    6
    Views:
    450
    Chaunce Dawes
    Oct 20, 2021
  16. bigblack74

    1966 Buick Electra Radiator

    bigblack74, Sep 26, 2014
    Replies:
    7
    Views:
    1,496
    leadsled01
    Sep 30, 2014
  17. JosephQatarcarguy

    1966 buick skylark GS Qatar

    JosephQatarcarguy, Oct 17, 2018
    Replies:
    5
    Views:
    775
    Dennis S
    Oct 28, 2018
  18. Riviman

    1966 Dual Carbs

    Riviman, May 5, 2014
    Replies:
    6
    Views:
    2,206
    Xporcelli
    Mar 12, 2015
  19. dirk401425

    1966 Electra 4GC

    dirk401425, May 25, 2018
    Replies:
    3
    Views:
    424
    dirk401425
    May 25, 2018
  20. Chaunce Dawes

    1966 Electra spitting gas out the carb.... HEI Vacuum Advance tuning?

    Chaunce Dawes, Nov 6, 2021
    Replies:
    11
    Views:
    606
    bhambulldog
    Dec 11, 2021
  21. LARRY70GS

    1966 Gran Sport, starter access?

    LARRY70GS, Jun 7, 2017
    Replies:
    9
    Views:
    1,557
    1972Mach1
    Jun 16, 2017
  22. gsgtx

    1966 gs 4-speed convertible

    gsgtx, Apr 17, 2021
    Replies:
    7
    Views:
    1,038
    Scrappy
    Apr 25, 2021
  23. 67Skybird

    1966 gs 401 carter carb question

    67Skybird, Apr 1, 2022
    Replies:
    8
    Views:
    940
    67Skybird
    Apr 3, 2022
  24. GSFredsbuddy

    1966 GS fuel filter bracket

    GSFredsbuddy, Apr 19, 2021
    Replies:
    2
    Views:
    750
    Horsman
    Apr 24, 2021
  25. GSFredsbuddy

    1966 GS Wiring

    GSFredsbuddy, Mar 12, 2021
    Replies:
    15
    Views:
    648
    Jframe
    Mar 19, 2021
  26. ik167

    1966 MS Code 401

    ik167, Jul 20, 2009
    Replies:
    10
    Views:
    1,532
    whitestripe
    Jan 4, 2010
  27. bluebuick

    1966 MW code 425

    bluebuick, Jul 3, 2007
    Replies:
    8
    Views:
    1,070
    mrgransport
    Jul 6, 2007
  28. rlafash

    1966 Nailhead Engine Painting

    rlafash, Oct 13, 2010
    Replies:
    10
    Views:
    1,622
    John Codman
    Jul 26, 2013
  29. Bib Overhalls

    1966 Quadrajet Intake on eBay

    Bib Overhalls, Jan 28, 2015
    Replies:
    0
    Views:
    551
    Bib Overhalls
    Jan 28, 2015
  30. Riviman

    1966 Riviera GS Air Filter Element

    Riviman, Jan 15, 2003
    Replies:
    3
    Views:
    1,462
    Riviman
    Jan 20, 2003
  31. 69Wildcat430

    1966 Riviera 425 nailhead

    69Wildcat430, Mar 24, 2005
    Replies:
    7
    Views:
    698
    Bad Boattail
    Mar 26, 2005
  32. john m

    1966 Skylark GS

    john m, Mar 9, 2017
    Replies:
    2
    Views:
    662
    john m
    Mar 11, 2017
  33. sd-slider

    1966 Skylark GS w/ TH2004R & POSI

    sd-slider, Apr 27, 2009
    Replies:
    8
    Views:
    1,435
    custum65GS
    May 2, 2009
  34. Skezix

    1966 Skylark power steering pump for the nail..

    Skezix, Jun 11, 2022
    Replies:
    3
    Views:
    233
    Skezix
    Jun 11, 2022
  35. Skezix

    1966 Smog parts

    Skezix, Jun 4, 2018
    Replies:
    11
    Views:
    916
    SteeveeDee
    Jul 22, 2018
  36. Mike L

    1966 Wildcat Fuel Pump Question

    Mike L, Dec 30, 2014
    Replies:
    4
    Views:
    1,140
    tolka
    Jan 30, 2015
  37. sharkb24

    1967 skylark

    sharkb24, Jul 5, 2007
    Replies:
    2
    Views:
    1,260
    sharkb24
    Jul 5, 2007
  38. Karma

    1969 430 leaky rear main seal normal?

    Karma, Nov 4, 2022
    Replies:
    16
    Views:
    625
    322bnh
    Nov 8, 2022
  39. mygrain

    1970 455 or 1966 425 nailhead?

    mygrain, Mar 14, 2003
    Replies:
    7
    Views:
    1,391
    mygrain
    Mar 16, 2003
  40. Herby

    1st Cylinder and timing point 401 nailhead 1960

    Herby, Aug 23, 2012 ... 2
    Replies:
    22
    Views:
    5,021
    wilber
    Sep 4, 2012
  41. white72gs455

    1st timer,I want to rebuild a 322

    white72gs455, Nov 20, 2010
    Replies:
    6
    Views:
    1,077
    lapham3@aol.com
    Nov 25, 2010
  42. nimrod

    2 different liquids in cooling system: blocked cooling system?

    nimrod, Jan 4, 2008
    Replies:
    11
    Views:
    2,008
    nimrod
    Jan 10, 2008
  43. 66gsconv

    2 nailheads in 1

    66gsconv, Jul 2, 2012
    Replies:
    11
    Views:
    2,724
    doc
    Oct 7, 2014
  44. cadmanzx

    2 Nailheads need #'s confirmed before I sell

    cadmanzx, May 31, 2005 ... 2
    Replies:
    28
    Views:
    2,936
    cadmanzx
    Nov 16, 2005
  45. mike s

    2 Pics of Mondello ports.

    mike s, May 30, 2009
    Replies:
    0
    Views:
    589
    mike s
    May 30, 2009
  46. LeonbergerG

    2 Quad Intake

    LeonbergerG, Aug 13, 2007
    Replies:
    8
    Views:
    1,293
    LeonbergerG
    Aug 23, 2007
  47. Lucy Fair

    2 questions about Nailhead.

    Lucy Fair, Jan 10, 2009
    Replies:
    11
    Views:
    1,014
    doc
    Jan 12, 2009
  48. DEADMANSCURVE

    2 X 4 $$ question

    DEADMANSCURVE, Sep 16, 2022
    Replies:
    13
    Views:
    753
    Dan Hach
    Oct 4, 2022
  49. Snowbound

    2 x 4 intake value

    Snowbound, Jul 15, 2006
    Replies:
    3
    Views:
    528
    riv2x4
    Jul 16, 2006
  50. invicta62

    2 x 4bbl setup on 1962 fullsize?

    invicta62, Jun 15, 2004
    Replies:
    4
    Views:
    882
    riv2x4
    Jun 15, 2004
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