'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. doc
    Sticky

    Doc's dual plane mod and port matching stky

    doc, Mar 24, 2011 ... 7 8 9
    Replies:
    174
    Views:
    61,220
    telriv
    Nov 30, 2020
  2. Adam Whitman
    Sticky

    Nailhead Info/Parts Sources

    Adam Whitman, Apr 14, 2002 ... 2 3
    Replies:
    43
    Views:
    55,752
    flynbuick
    Feb 25, 2012
  3. Dan Hach

    Lubricant cup under distributor points plate

    Dan Hach, Jan 21, 2021 at 12:01 PM
    Replies:
    2
    Views:
    46
    Dan Hach
    Jan 21, 2021 at 12:53 PM
  4. GSFredsbuddy

    66 GS 401 / 4 speed

    GSFredsbuddy, Jan 19, 2021 at 5:19 PM
    Replies:
    4
    Views:
    111
    philbquick
    Jan 19, 2021 at 8:12 PM
  5. Chune

    200 4R Trans

    Chune, Dec 13, 2020
    Replies:
    15
    Views:
    445
    nekkidhillbilly
    Jan 18, 2021 at 10:08 PM
  6. JOHN NYSTROM

    Nail power

    JOHN NYSTROM, Jan 4, 2021
    Replies:
    11
    Views:
    355
    Dan Hach
    Jan 15, 2021
  7. suntreemcanic

    Ground location on a nailhead

    suntreemcanic, Jan 8, 2021
    Replies:
    5
    Views:
    112
    DEADMANSCURVE
    Jan 10, 2021
  8. 66rivnail

    Nailhead rocker assembly question

    66rivnail, Jan 9, 2021
    Replies:
    0
    Views:
    66
    66rivnail
    Jan 9, 2021
  9. suntreemcanic

    Vibration

    suntreemcanic, Nov 20, 2020
    Replies:
    11
    Views:
    386
    suntreemcanic
    Jan 9, 2021
  10. jhoppeolds

    This is what a Wisconsin winter and not enough antifreeze does to your nailhead

    jhoppeolds, Jul 19, 2020
    Replies:
    18
    Views:
    837
    telriv
    Jan 4, 2021
  11. lbrod

    65 Skylark GS cam

    lbrod, Dec 23, 2020
    Replies:
    2
    Views:
    138
    lbrod
    Dec 23, 2020
  12. Roycroft

    322 Manual Transmission Options

    Roycroft, Jul 20, 2020
    Replies:
    11
    Views:
    452
    Dragdoc
    Dec 7, 2020
  13. JOHN NYSTROM

    Carb Options for a 63 401

    JOHN NYSTROM, Dec 6, 2020
    Replies:
    5
    Views:
    137
    1972Mach1
    Dec 7, 2020
  14. JayZee88

    Ede 800 AVS2 or Holley 870 Street Avenger on 364 nailhead?

    JayZee88, Apr 18, 2020
    Replies:
    19
    Views:
    1,030
    Reidk
    Nov 24, 2020
  15. The Big Guy

    Let's see those nailhead engine bays

    The Big Guy, Feb 1, 2019 ... 3 4 5
    Replies:
    96
    Views:
    6,635
    TrunkMonkey
    Nov 19, 2020
  16. Fragzem

    Idle RPM misfire

    Fragzem, Aug 8, 2020 ... 2
    Replies:
    23
    Views:
    826
    cooterbfd
    Nov 16, 2020
  17. Chuck Bridges

    Oil Pressure Question

    Chuck Bridges, Nov 5, 2020
    Replies:
    18
    Views:
    360
    telriv
    Nov 16, 2020
  18. Duly

    Rocker arm oil splash guard 401 nailhead

    Duly, Sep 16, 2020
    Replies:
    6
    Views:
    290
    66GSconv.
    Nov 6, 2020
  19. wkillgs

    Nailhead book coming from SA Design, Oct 2020

    wkillgs, Aug 29, 2020
    Replies:
    9
    Views:
    477
    Dan Hach
    Nov 5, 2020
  20. Gavin Rewell

    1964 Riviera 425 Edelbrock 750

    Gavin Rewell, Oct 25, 2020
    Replies:
    4
    Views:
    171
    Lobucrod
    Oct 25, 2020
  21. Dan Hach

    Milling deck and heads

    Dan Hach, Oct 22, 2020
    Replies:
    3
    Views:
    201
    Stevem
    Oct 23, 2020
  22. Svperhate

    Problem with riviera 465 wildcat

    Svperhate, Oct 15, 2020 ... 2
    Replies:
    21
    Views:
    682
    Dan Hach
    Oct 22, 2020
  23. Lobucrod

    Nailhead question

    Lobucrod, Oct 6, 2020
    Replies:
    9
    Views:
    420
    PGSS
    Oct 18, 2020
  24. gs65

    Aluminum Valve covers

    gs65, Oct 5, 2020
    Replies:
    19
    Views:
    589
    gs65
    Oct 14, 2020
  25. The Big Guy

    Which GM oil filter for 401?

    The Big Guy, Sep 26, 2020
    Replies:
    4
    Views:
    212
    BamaWildcat
    Oct 9, 2020
  26. bcoyour

    Car sputters and dies after driving for about 10 mins.

    bcoyour, Sep 30, 2020
    Replies:
    12
    Views:
    393
    LARRY70GS
    Oct 1, 2020
  27. 73BuickEstate

    Coolant on top of engine

    73BuickEstate, Sep 27, 2020
    Replies:
    7
    Views:
    212
    73BuickEstate
    Sep 29, 2020
  28. Doomsday Graphix

    Simple Wiring Question

    Doomsday Graphix, Sep 25, 2020
    Replies:
    4
    Views:
    161
    LARRY70GS
    Sep 25, 2020
  29. Dragdoc

    Starter relay

    Dragdoc, Sep 22, 2020
    Replies:
    0
    Views:
    191
    Dragdoc
    Sep 22, 2020
  30. 18CEOD

    Motors three, which should it be...364,401 or 425?

    18CEOD, Apr 13, 2020 ... 2
    Replies:
    27
    Views:
    1,094
    John Codman
    Sep 19, 2020
  31. Century58

    364´Manifold Exhaust Valve

    Century58, Aug 12, 2019
    Replies:
    4
    Views:
    304
    John Codman
    Sep 15, 2020
  32. ohioscott

    Rebuilt nail head going to be listed

    ohioscott, Aug 4, 2020
    Replies:
    8
    Views:
    422
    John Codman
    Sep 15, 2020
  33. Doomsday Graphix

    Running in new 425 build. Oil pressure?

    Doomsday Graphix, Sep 12, 2020
    Replies:
    5
    Views:
    212
    John Codman
    Sep 15, 2020
  34. Dragdoc

    Generator to alternator

    Dragdoc, Sep 2, 2020
    Replies:
    6
    Views:
    192
    CameoInvicta
    Sep 5, 2020
  35. SubCool

    Noisy driver's side lifters

    SubCool, Sep 2, 2020
    Replies:
    6
    Views:
    296
    Babeola
    Sep 3, 2020
  36. JeanChretien

    drain plug on 425 block part 2

    JeanChretien, Aug 17, 2020
    Replies:
    2
    Views:
    286
    JeanChretien
    Aug 23, 2020
  37. Dragdoc

    Fuel pump block off

    Dragdoc, Aug 17, 2020
    Replies:
    6
    Views:
    167
    Duly
    Aug 23, 2020
  38. Doomsday Graphix

    Help Identifying wire

    Doomsday Graphix, Aug 16, 2020
    Replies:
    4
    Views:
    187
    Doomsday Graphix
    Aug 21, 2020
  39. JayZee88

    364 runs like a banchee

    JayZee88, Jun 17, 2020
    Replies:
    14
    Views:
    710
    JayZee88
    Aug 20, 2020
  40. 66larkgs

    Turbocharged your Nailhead tips

    66larkgs, Jul 13, 2015 ... 2
    Replies:
    25
    Views:
    4,682
    65Turbo401
    Aug 19, 2020
  41. Nickcee61

    Fuel pump eccentric

    Nickcee61, Aug 19, 2020
    Replies:
    0
    Views:
    107
    Nickcee61
    Aug 19, 2020
  42. JeanChretien

    carburetor upgrade

    JeanChretien, Aug 6, 2020
    Replies:
    5
    Views:
    309
    DEADMANSCURVE
    Aug 18, 2020
  43. SubCool

    Crower cam kit

    SubCool, Aug 15, 2020
    Replies:
    7
    Views:
    225
    wkillgs
    Aug 17, 2020
  44. Nickcee61

    I'm Exhausted!

    Nickcee61, Aug 12, 2020
    Replies:
    2
    Views:
    217
    Nickcee61
    Aug 15, 2020
  45. Wildcat GS

    `65 GS post drag car

    Wildcat GS, Aug 14, 2020
    Replies:
    2
    Views:
    208
    gs66
    Aug 14, 2020
  46. SubCool

    Dual quads, progressive or not?

    SubCool, Jul 28, 2020
    Replies:
    7
    Views:
    352
    Stevem
    Aug 3, 2020
  47. Dragdoc

    Timing

    Dragdoc, Jul 30, 2020
    Replies:
    14
    Views:
    312
    gsgtx
    Aug 1, 2020
  48. Dragdoc

    Shifty business - need help

    Dragdoc, Apr 2, 2020
    Replies:
    19
    Views:
    814
    Dragdoc
    Jul 30, 2020
  49. Alexswede

    Something funky going on, PSbelt.

    Alexswede, Jul 23, 2020
    Replies:
    12
    Views:
    421
    Alexswede
    Jul 28, 2020
  50. 2TONSTAGE1

    Want to build a Gasser Nailhead, some questions

    2TONSTAGE1, Feb 24, 2007 ... 2
    Replies:
    26
    Views:
    9,559
    GKMoz
    Jul 25, 2020
  51. Craig Holmes

    Valve stem height

    Craig Holmes, Jul 2, 2020
    Replies:
    8
    Views:
    289
    Gene Brink
    Jul 23, 2020
  52. Chriskack

    Engine oil 364

    Chriskack, Jun 27, 2020
    Replies:
    3
    Views:
    216
    Gene Brink
    Jul 23, 2020
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