'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. 36threewindow

    air cleaner snorkel

    36threewindow, Feb 4, 2022
    Replies:
    17
    Views:
    1,259
    nailheadnut
    Mar 28, 2022
  2. Chuck Roderique

    1962 Wildcat Nailhead

    Chuck Roderique, Mar 3, 2022
    Replies:
    12
    Views:
    644
    socal rider
    Mar 28, 2022
  3. Cole Adamrovich

    Looking for info on having a 401 rebuilt

    Cole Adamrovich, Feb 15, 2022
    Replies:
    13
    Views:
    660
    Mark Demko
    Mar 22, 2022
  4. suntreemcanic

    Water pumps and fan spacers

    suntreemcanic, Feb 7, 2022
    Replies:
    4
    Views:
    432
    John Codman
    Mar 7, 2022
  5. Dragdoc

    Cooling system suggestions

    Dragdoc, Dec 17, 2021
    Replies:
    16
    Views:
    950
    BadBrad
    Mar 4, 2022
  6. Jeff Wells

    Nailhead Builder in Michigan

    Jeff Wells, Feb 10, 2022
    Replies:
    8
    Views:
    761
    Mart
    Feb 25, 2022
  7. wkillgs

    Nailhead book coming from SA Design, Oct 2020

    wkillgs, Aug 29, 2020
    Replies:
    10
    Views:
    1,083
    Schurkey
    Feb 22, 2022
  8. The Big Guy

    What oil and filter for a nail head?

    The Big Guy, Sep 12, 2021 ... 2
    Replies:
    27
    Views:
    1,506
    PGSS
    Feb 13, 2022
  9. paulie

    Head gasket 322 fitted wrong

    paulie, Jan 19, 2022
    Replies:
    2
    Views:
    373
    John Codman
    Feb 7, 2022
  10. bos

    St 400

    bos, Jan 4, 2022
    Replies:
    6
    Views:
    490
    Bigpig455
    Jan 29, 2022
  11. telriv

    '64-'66 Wildcat/Electra/Riviera R/ exhaust manifold

    telriv, Jan 12, 2022
    Replies:
    10
    Views:
    476
    telriv
    Jan 14, 2022
  12. jeffrro1

    401 pistons

    jeffrro1, Sep 14, 2021
    Replies:
    7
    Views:
    879
    Mark Demko
    Dec 21, 2021
  13. suntreemcanic

    Old Nailhead Manifold or Quadrajet Manifold

    suntreemcanic, Nov 24, 2021 ... 2
    Replies:
    21
    Views:
    1,869
    Mark Demko
    Dec 21, 2021
  14. Super Bald Menace

    Hydraulic clutch release setup

    Super Bald Menace, Dec 17, 2021
    Replies:
    3
    Views:
    327
    TrunkMonkey
    Dec 17, 2021
  15. Chaunce Dawes

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

    Chaunce Dawes, Nov 6, 2021
    Replies:
    11
    Views:
    575
    bhambulldog
    Dec 11, 2021
  16. Super Bald Menace

    Engle cam

    Super Bald Menace, Nov 18, 2021
    Replies:
    8
    Views:
    648
    Super Bald Menace
    Nov 26, 2021
  17. Chaunce Dawes

    In need,........ 1966 electra 225 vacuum diagram

    Chaunce Dawes, Oct 7, 2021
    Replies:
    4
    Views:
    408
    exchaoordo
    Nov 16, 2021
  18. Chad Nicoletti

    Loud Top End Noise, '62 LeSabre 401.

    Chad Nicoletti, Sep 14, 2021 ... 4 5 6
    Replies:
    106
    Views:
    2,946
    Chad Nicoletti
    Nov 8, 2021
  19. bos

    Cam type ,brand

    bos, Nov 1, 2021
    Replies:
    17
    Views:
    616
    Bigpig455
    Nov 7, 2021
  20. Chaunce Dawes

    New some advice on an hei conversion PLEASE!

    Chaunce Dawes, Oct 18, 2021
    Replies:
    10
    Views:
    638
    Chaunce Dawes
    Nov 7, 2021
  21. 69hellcat

    401-425 heads stock vs ported

    69hellcat, Oct 15, 2021
    Replies:
    7
    Views:
    804
    bos
    Nov 1, 2021
  22. GranSportSedan

    seat of the pants difference between 401-425?

    GranSportSedan, Jul 23, 2018 ... 2
    Replies:
    22
    Views:
    1,954
    TrunkMonkey
    Oct 31, 2021
  23. Chaunce Dawes

    Wire identification for 1966 Buick Electra... Or checkin' in to the looney bin

    Chaunce Dawes, Oct 26, 2021
    Replies:
    16
    Views:
    606
    LARRY70GS
    Oct 26, 2021
  24. Chaunce Dawes

    1966 Buick Electra 225 Nailhead HEI conversion TROUBLE TROUBLE TROUBLE!

    Chaunce Dawes, Oct 14, 2021
    Replies:
    6
    Views:
    436
    Chaunce Dawes
    Oct 20, 2021
  25. gsjohnny1

    ANOTHER NAILHEAD TREAT

    gsjohnny1, Oct 12, 2021
    Replies:
    1
    Views:
    335
    Max Damage
    Oct 12, 2021
  26. gsjohnny1

    NAILHEAD TREAT ON THE HAMB SITE

    gsjohnny1, Oct 5, 2021
    Replies:
    6
    Views:
    503
    gsjohnny1
    Oct 11, 2021
  27. Jim Weise

    65 PS Pump question..

    Jim Weise, Oct 5, 2021
    Replies:
    6
    Views:
    402
    telriv
    Oct 6, 2021
  28. JustABuick

    425 front end accessory diagram

    JustABuick, Aug 30, 2021
    Replies:
    4
    Views:
    285
    Dan Hach
    Oct 5, 2021
  29. doc

    Docs T shirt design.....

    doc, Aug 7, 2021
    Replies:
    16
    Views:
    925
    mineseats9
    Sep 12, 2021
  30. jw1955buick

    Source for rebuild carb throttle shaft bushings WCFB

    jw1955buick, Sep 2, 2021
    Replies:
    2
    Views:
    177
    jw1955buick
    Sep 2, 2021
  31. PGSS

    Nailhead weather sensitivity.

    PGSS, Feb 12, 2021
    Replies:
    18
    Views:
    801
    Stevem
    Aug 27, 2021
  32. Rod Kinkade

    To A9 clone or not. 1966 Skylark GS content.

    Rod Kinkade, Aug 22, 2021 ... 2
    Replies:
    21
    Views:
    1,061
    gsgtx
    Aug 27, 2021
  33. Jerry68GS400

    364 vs 401 question

    Jerry68GS400, Apr 6, 2021
    Replies:
    14
    Views:
    1,298
    nekkidhillbilly
    Aug 25, 2021
  34. gs65

    Nailhead engine cradle

    gs65, Jul 23, 2021
    Replies:
    4
    Views:
    421
    gs65
    Aug 23, 2021
  35. Buikula

    Wildcat -65 (401cid) startup problem

    Buikula, Jun 8, 2021
    Replies:
    13
    Views:
    506
    doc
    Aug 15, 2021
  36. OutlawJD

    Rear Main Seal

    OutlawJD, Nov 14, 2002
    Replies:
    10
    Views:
    1,384
    322bnh
    Aug 12, 2021
  37. joejbal

    65 Buick green powder coat

    joejbal, Jun 22, 2021
    Replies:
    6
    Views:
    465
    sore loser
    Aug 12, 2021
  38. Duly

    Nailhead coil voltage

    Duly, Feb 7, 2021
    Replies:
    5
    Views:
    555
    LARRY70GS
    Aug 11, 2021
  39. exchaoordo

    Is the main circuit breaker popping on my Nailhead?

    exchaoordo, Aug 2, 2021
    Replies:
    19
    Views:
    619
    telriv
    Aug 4, 2021
  40. Robin Cook

    Coolant in my oil! Help!!

    Robin Cook, Jul 30, 2021
    Replies:
    4
    Views:
    317
    telriv
    Jul 30, 2021
  41. Kendrick Singleton

    62 Electra Conversion

    Kendrick Singleton, Jul 17, 2021
    Replies:
    2
    Views:
    284
    John Codman
    Jul 29, 2021
  42. brycenel

    Rebuildable 55 322 heads

    brycenel, Jul 20, 2021
    Replies:
    3
    Views:
    241
    Scrappy
    Jul 29, 2021
  43. jshanks

    Shop that can do a valve job on 322.

    jshanks, Jun 30, 2021
    Replies:
    12
    Views:
    535
    Schurkey
    Jul 28, 2021
  44. GSFredsbuddy

    Crank Pulley for 1966 GS

    GSFredsbuddy, Apr 21, 2021
    Replies:
    11
    Views:
    566
    John Codman
    Jul 26, 2021
  45. Dragdoc

    364 with 401 crank

    Dragdoc, Jun 12, 2021 ... 2
    Replies:
    26
    Views:
    1,321
    John Codman
    Jul 23, 2021
  46. gs65

    Aluminum Valve covers

    gs65, Oct 5, 2020 ... 2
    Replies:
    27
    Views:
    2,174
    87GN@Tahoe
    Jul 11, 2021
  47. Brickwhite

    QuadraJet and Intake for 66 with an Auto

    Brickwhite, May 10, 2021 ... 2
    Replies:
    33
    Views:
    1,329
    John Codman
    Jul 5, 2021
  48. '65softtop4

    "65 GS 4 Speed Conversion?

    '65softtop4, Jul 1, 2021
    Replies:
    12
    Views:
    395
    '65softtop4
    Jul 3, 2021
  49. Brickwhite

    Correct Fuel filter on 66 401 Nail head

    Brickwhite, Jul 1, 2021
    Replies:
    0
    Views:
    306
    Brickwhite
    Jul 1, 2021
  50. JayZee88

    364 runs like a banchee

    JayZee88, Jun 17, 2020 ... 2
    Replies:
    21
    Views:
    2,060
    John Codman
    Jun 27, 2021
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Page 3 of 99