'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. Robin Cook

    Mystery oil contamination 401 SOLVED! Read this!

    Robin Cook, Oct 6, 2022
    Replies:
    0
    Views:
    302
    Robin Cook
    Oct 6, 2022
  2. Robin Cook

    Mystery oil contamination 401 SOLVED! Read this!

    Robin Cook, Oct 6, 2022
    Replies:
    1
    Views:
    404
    Wildcat GS
    Oct 17, 2022
  3. Rockable

    Nailhead Power Steering Pump Pulley Alignment

    Rockable, Sep 23, 2022
    Replies:
    10
    Views:
    430
    Rockable
    Dec 2, 2022
  4. Aussie V8

    Which harmonic balancer is correct

    Aussie V8, Sep 20, 2022
    Replies:
    10
    Views:
    427
    John Codman
    Sep 25, 2022
  5. DEADMANSCURVE

    2 X 4 $$ question

    DEADMANSCURVE, Sep 16, 2022
    Replies:
    13
    Views:
    747
    Dan Hach
    Oct 4, 2022
  6. Rockable
    Redirect

    61 Nailhead AC install

    Rockable, Aug 10, 2022 ... 2 3
    Replies:
    –
    Views:
    –
    N/A
  7. PGSS

    Nailhead fuel pump cam lobe?

    PGSS, Aug 8, 2022
    Replies:
    12
    Views:
    352
    TrunkMonkey
    Aug 8, 2022
  8. kcombs

    Heat shield worth it?

    kcombs, Jul 22, 2022
    Replies:
    3
    Views:
    285
    kcombs
    Jul 22, 2022
  9. Rockable

    1961 Nailhead Question

    Rockable, Jul 21, 2022
    Replies:
    4
    Views:
    319
    Rockable
    Jul 29, 2022
  10. suntreemcanic

    3 vane or 5 vane water pump

    suntreemcanic, Jul 16, 2022
    Replies:
    7
    Views:
    447
    Schurkey
    Aug 9, 2022
  11. crazy8

    364 nailhead running hot....

    crazy8, Jul 6, 2022 ... 2 3 4
    Replies:
    75
    Views:
    2,424
    Stevem
    Sep 13, 2022
  12. 62buickfreek

    62 Nailhead rebuild

    62buickfreek, Jun 29, 2022
    Replies:
    8
    Views:
    507
    Dan Hach
    Jun 29, 2022
  13. 2manybuicks

    Linkage for 65 Riv GS Shifter

    2manybuicks, Jun 22, 2022
    Replies:
    2
    Views:
    201
    Wildcat GS
    Jun 22, 2022
  14. 2manybuicks

    Q re 65 Riv GS Engine Mounts

    2manybuicks, Jun 18, 2022
    Replies:
    9
    Views:
    323
    CJay
    Jun 20, 2022
  15. 400orBust

    425 running away

    400orBust, Jun 15, 2022
    Replies:
    9
    Views:
    477
    400orBust
    Jun 16, 2022
  16. KDML

    Fuel Pressure Drop at WOT

    KDML, Jun 11, 2022
    Replies:
    19
    Views:
    748
    Mark Demko
    Jun 30, 2022
  17. Skezix

    1966 Skylark power steering pump for the nail..

    Skezix, Jun 11, 2022
    Replies:
    3
    Views:
    231
    Skezix
    Jun 11, 2022
  18. Doomsday Graphix

    Ballast Resistor 65 Wildcat and issues with coil correct selection

    Doomsday Graphix, Jun 11, 2022
    Replies:
    6
    Views:
    498
    wildcat1562
    Jan 13, 2023
  19. Aussie V8

    Fuel injection ??

    Aussie V8, Jun 5, 2022 ... 2
    Replies:
    22
    Views:
    1,403
    Kevallino
    Mar 13, 2023
  20. suntreemcanic

    Radiator hose leak

    suntreemcanic, May 31, 2022
    Replies:
    11
    Views:
    741
    Stevem
    Jun 4, 2022
  21. Simon_Cabron

    63 Rivi 12v to starter

    Simon_Cabron, May 25, 2022
    Replies:
    1
    Views:
    237
    LARRY70GS
    May 27, 2022
  22. Blue Wagon

    Boring a 401

    Blue Wagon, May 20, 2022
    Replies:
    16
    Views:
    1,071
    Stevem
    Jul 13, 2022
  23. Rivyera

    NAILHEAD CAMSHAFTS

    Rivyera, May 9, 2022
    Replies:
    1
    Views:
    469
    wkillgs
    May 9, 2022
  24. suntreemcanic

    Windshield wiper motor vacuum source

    suntreemcanic, May 8, 2022
    Replies:
    3
    Views:
    227
    gsjohnny1
    May 15, 2022
  25. 67Skybird

    Ignition timing 401 1966GS

    67Skybird, May 5, 2022 ... 2
    Replies:
    32
    Views:
    1,550
    Stevem
    Jun 9, 2022
  26. Stevem

    Heads

    Stevem, Apr 20, 2022
    Replies:
    0
    Views:
    754
    Stevem
    Apr 20, 2022
  27. kcombs

    Remove crinkle coat?

    kcombs, Apr 20, 2022
    Replies:
    4
    Views:
    771
    breakinbuick11
    Apr 21, 2022
  28. suntreemcanic

    Dust Cover

    suntreemcanic, Apr 18, 2022
    Replies:
    5
    Views:
    801
    TrunkMonkey
    Apr 19, 2022
  29. izo369

    Zinc and Lead

    izo369, Apr 11, 2022
    Replies:
    12
    Views:
    924
    gsjohnny1
    May 15, 2022
  30. suntreemcanic

    Fan clutch 1959 401

    suntreemcanic, Apr 8, 2022
    Replies:
    6
    Views:
    401
    Schurkey
    May 6, 2022
  31. Dave Frazier

    401 Fuel Pressure Drop

    Dave Frazier, Apr 3, 2022
    Replies:
    14
    Views:
    1,254
    Wildcat GS
    Apr 29, 2022
  32. 67Skybird

    1966 gs 401 carter carb question

    67Skybird, Apr 1, 2022
    Replies:
    8
    Views:
    937
    67Skybird
    Apr 3, 2022
  33. Chuck Roderique

    1962 Wildcat Nailhead

    Chuck Roderique, Mar 3, 2022
    Replies:
    12
    Views:
    651
    socal rider
    Mar 28, 2022
  34. Cole Adamrovich

    Looking for info on having a 401 rebuilt

    Cole Adamrovich, Feb 15, 2022
    Replies:
    13
    Views:
    665
    Mark Demko
    Mar 22, 2022
  35. gsgtx

    new engine break in oil.

    gsgtx, Feb 15, 2022 ... 2
    Replies:
    22
    Views:
    2,566
    BamaWildcat
    Apr 16, 2023
  36. Jeff Wells

    Nailhead Builder in Michigan

    Jeff Wells, Feb 10, 2022
    Replies:
    8
    Views:
    769
    Mart
    Feb 25, 2022
  37. suntreemcanic

    Water pumps and fan spacers

    suntreemcanic, Feb 7, 2022
    Replies:
    4
    Views:
    436
    John Codman
    Mar 7, 2022
  38. 36threewindow

    air cleaner snorkel

    36threewindow, Feb 4, 2022
    Replies:
    17
    Views:
    1,272
    nailheadnut
    Mar 28, 2022
  39. paulie

    Head gasket 322 fitted wrong

    paulie, Jan 19, 2022
    Replies:
    2
    Views:
    375
    John Codman
    Feb 7, 2022
  40. telriv

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

    telriv, Jan 12, 2022
    Replies:
    10
    Views:
    481
    telriv
    Jan 14, 2022
  41. bos

    St 400

    bos, Jan 4, 2022
    Replies:
    6
    Views:
    495
    Bigpig455
    Jan 29, 2022
  42. Super Bald Menace

    Hydraulic clutch release setup

    Super Bald Menace, Dec 17, 2021
    Replies:
    3
    Views:
    329
    TrunkMonkey
    Dec 17, 2021
  43. Dragdoc

    Cooling system suggestions

    Dragdoc, Dec 17, 2021
    Replies:
    16
    Views:
    960
    BadBrad
    Mar 4, 2022
  44. Steve R

    65 Skylark GS

    Steve R, Dec 4, 2021 ... 2
    Replies:
    21
    Views:
    2,739
    gs66
    Apr 24, 2023
  45. suntreemcanic

    Old Nailhead Manifold or Quadrajet Manifold

    suntreemcanic, Nov 24, 2021 ... 2
    Replies:
    21
    Views:
    1,893
    Mark Demko
    Dec 21, 2021
  46. Super Bald Menace

    Engle cam

    Super Bald Menace, Nov 18, 2021
    Replies:
    8
    Views:
    660
    Super Bald Menace
    Nov 26, 2021
  47. Chaunce Dawes

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

    Chaunce Dawes, Nov 6, 2021
    Replies:
    11
    Views:
    599
    bhambulldog
    Dec 11, 2021
  48. bos

    Cam type ,brand

    bos, Nov 1, 2021
    Replies:
    17
    Views:
    629
    Bigpig455
    Nov 7, 2021
  49. Chaunce Dawes

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

    Chaunce Dawes, Oct 26, 2021
    Replies:
    16
    Views:
    626
    LARRY70GS
    Oct 26, 2021
  50. Chaunce Dawes

    New some advice on an hei conversion PLEASE!

    Chaunce Dawes, Oct 18, 2021
    Replies:
    10
    Views:
    642
    Chaunce Dawes
    Nov 7, 2021
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