'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:
    62,481
    telriv
    Nov 30, 2020
  2. Adam Whitman
    Sticky

    Nailhead Info/Parts Sources

    Adam Whitman, Apr 14, 2002 ... 2 3
    Replies:
    43
    Views:
    56,305
    flynbuick
    Feb 25, 2012
  3. LAROKE

    322 Nailhead build with Latham supercharger induction

    LAROKE, Jul 8, 2021 ... 2
    Replies:
    24
    Views:
    545
    LAROKE
    Jul 28, 2021 at 4:16 AM
  4. jshanks

    Shop that can do a valve job on 322.

    jshanks, Jun 30, 2021
    Replies:
    12
    Views:
    303
    Schurkey
    Jul 28, 2021 at 12:14 AM
  5. GSFredsbuddy

    Crank Pulley for 1966 GS

    GSFredsbuddy, Apr 21, 2021
    Replies:
    11
    Views:
    365
    John Codman
    Jul 26, 2021 at 12:59 PM
  6. joejbal

    65 Buick green powder coat

    joejbal, Jun 22, 2021
    Replies:
    5
    Views:
    206
    1973gs
    Jul 26, 2021 at 12:45 PM
  7. brycenel

    Rebuildable 55 322 heads

    brycenel, Jul 20, 2021
    Replies:
    2
    Views:
    89
    Scrappy
    Jul 25, 2021 at 1:39 AM
  8. gs65

    Nailhead engine cradle

    gs65, Jul 23, 2021 at 6:12 PM
    Replies:
    3
    Views:
    88
    Ray Morrison
    Jul 24, 2021 at 7:36 PM
  9. Jerry68GS400

    364 vs 401 question

    Jerry68GS400, Apr 6, 2021
    Replies:
    11
    Views:
    574
    John Codman
    Jul 23, 2021 at 1:10 PM
  10. Buikula

    Wildcat -65 (401cid) startup problem

    Buikula, Jun 8, 2021
    Replies:
    12
    Views:
    269
    John Codman
    Jul 23, 2021 at 10:27 AM
  11. Dragdoc

    364 with 401 crank

    Dragdoc, Jun 12, 2021 ... 2
    Replies:
    26
    Views:
    532
    John Codman
    Jul 23, 2021 at 10:23 AM
  12. The Big Guy

    Let's see those nailhead engine bays

    The Big Guy, Feb 1, 2019 ... 4 5 6
    Replies:
    103
    Views:
    7,647
    Dan Hach
    Jul 20, 2021
  13. Kendrick Singleton

    62 Electra Conversion

    Kendrick Singleton, Jul 17, 2021
    Replies:
    1
    Views:
    97
    Ray Morrison
    Jul 17, 2021
  14. gs65

    Aluminum Valve covers

    gs65, Oct 5, 2020 ... 2
    Replies:
    27
    Views:
    1,608
    87GN@Tahoe
    Jul 11, 2021
  15. SpecialWagon65

    Next Nailhead Build 2018

    SpecialWagon65, Jan 16, 2018
    Replies:
    9
    Views:
    961
    Bigpig455
    Jul 11, 2021
  16. Brickwhite

    QuadraJet and Intake for 66 with an Auto

    Brickwhite, May 10, 2021 ... 2
    Replies:
    33
    Views:
    767
    John Codman
    Jul 5, 2021
  17. '65softtop4

    "65 GS 4 Speed Conversion?

    '65softtop4, Jul 1, 2021
    Replies:
    12
    Views:
    206
    '65softtop4
    Jul 3, 2021
  18. Brickwhite

    Correct Fuel filter on 66 401 Nail head

    Brickwhite, Jul 1, 2021
    Replies:
    0
    Views:
    92
    Brickwhite
    Jul 1, 2021
  19. JayZee88

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

    JayZee88, Apr 18, 2020 ... 2
    Replies:
    20
    Views:
    1,382
    Brickwhite
    Jun 29, 2021
  20. JayZee88

    364 runs like a banchee

    JayZee88, Jun 17, 2020 ... 2
    Replies:
    21
    Views:
    1,626
    John Codman
    Jun 27, 2021
  21. '65softtop4

    '65 GS, 401, 4 Gear Flywheel

    '65softtop4, Jun 23, 2021
    Replies:
    8
    Views:
    161
    SpecialWagon65
    Jun 25, 2021
  22. GKMoz

    Nailhead origins

    GKMoz, May 23, 2021
    Replies:
    7
    Views:
    364
    cooterbfd
    Jun 23, 2021
  23. suntreemcanic

    Vibration

    suntreemcanic, Nov 20, 2020
    Replies:
    14
    Views:
    608
    sean Buick 76
    Jun 16, 2021
  24. PGSS

    Nailhead weather sensitivity.

    PGSS, Feb 12, 2021
    Replies:
    13
    Views:
    384
    John Codman
    Jun 16, 2021
  25. funkyriv

    Broke 425 block

    funkyriv, May 26, 2021
    Replies:
    14
    Views:
    464
    Tom B.
    Jun 16, 2021
  26. jmos4

    T-Stat Gasket PN?

    jmos4, May 13, 2021
    Replies:
    6
    Views:
    182
    John Codman
    Jun 10, 2021
  27. CTWildcat

    63 Wildcat water pump bolts etc...

    CTWildcat, Mar 31, 2021 ... 2
    Replies:
    25
    Views:
    657
    CTWildcat
    Jun 2, 2021
  28. Deadsled59

    59 Nailhead Rebuild SAGA

    Deadsled59, Jan 4, 2016 ... 12 13 14
    Replies:
    269
    Views:
    27,222
    Bigpig455
    May 29, 2021
  29. Simon_Cabron

    1963 Rivera Oil Pan extinct?

    Simon_Cabron, May 18, 2021
    Replies:
    1
    Views:
    124
    dual-quadism
    May 19, 2021
  30. Brickwhite

    Thermostat housing broken bolt

    Brickwhite, Apr 28, 2021
    Replies:
    6
    Views:
    430
    Max Damage
    Apr 30, 2021
  31. Horsman

    Air cleaner tin/decal

    Horsman, Apr 24, 2021
    Replies:
    2
    Views:
    390
    Ray Morrison
    Apr 26, 2021
  32. gsgtx

    1966 gs 4-speed convertible

    gsgtx, Apr 17, 2021
    Replies:
    7
    Views:
    605
    Scrappy
    Apr 25, 2021
  33. GSFredsbuddy

    1966 GS fuel filter bracket

    GSFredsbuddy, Apr 19, 2021
    Replies:
    2
    Views:
    361
    Horsman
    Apr 24, 2021
  34. Horsman

    Timing cover bolt 66 GS

    Horsman, Apr 19, 2021
    Replies:
    5
    Views:
    389
    Horsman
    Apr 20, 2021
  35. Aussie V8

    Quadrajet carb / manifold

    Aussie V8, Apr 12, 2021
    Replies:
    5
    Views:
    491
    DaWildcat
    Apr 13, 2021
  36. Donuts & Peelouts

    Nailhead colors red/green

    Donuts & Peelouts, Dec 28, 2019 ... 2
    Replies:
    37
    Views:
    2,670
    1972Mach1
    Apr 7, 2021
  37. mechman_22

    671 blower manifold

    mechman_22, Apr 1, 2021
    Replies:
    5
    Views:
    500
    mechman_22
    Apr 5, 2021
  38. 64 wildcat conv

    Oil cap gasket for use with repro cast aluminum VC

    64 wildcat conv, Mar 27, 2021
    Replies:
    4
    Views:
    210
    gsgtx
    Mar 31, 2021
  39. Fragzem

    Idle RPM misfire

    Fragzem, Aug 8, 2020 ... 2
    Replies:
    24
    Views:
    1,121
    Fragzem
    Mar 25, 2021
  40. GSFredsbuddy

    1966 GS Wiring

    GSFredsbuddy, Mar 12, 2021
    Replies:
    15
    Views:
    385
    Jframe
    Mar 19, 2021
  41. Chune

    n00b question from a 57 year old

    Chune, Feb 28, 2021
    Replies:
    4
    Views:
    234
    gsgtx
    Mar 1, 2021
  42. tmillsr

    1961 le sabre 364 headers? Has has anyone tried headers in a 61

    tmillsr, Feb 23, 2021
    Replies:
    2
    Views:
    131
    tmillsr
    Feb 24, 2021
  43. Bryan C. Robertson

    425 Nailhead no crank so no start

    Bryan C. Robertson, Feb 23, 2021
    Replies:
    11
    Views:
    222
    65GSConv4sp
    Feb 24, 2021
  44. Dragdoc

    Generator to alternator

    Dragdoc, Sep 2, 2020
    Replies:
    7
    Views:
    339
    tmillsr
    Feb 23, 2021
  45. GSFredsbuddy

    401 Auto going to a 4 speed

    GSFredsbuddy, Feb 14, 2021
    Replies:
    3
    Views:
    284
    John Codman
    Feb 23, 2021
  46. GSFredsbuddy

    Lower Radiator hose

    GSFredsbuddy, Feb 20, 2021
    Replies:
    1
    Views:
    162
    GS Spoken Here
    Feb 20, 2021
  47. SkylarkNut

    Need lower radiator hose for 66 Skylark GS

    SkylarkNut, Mar 24, 2005
    Replies:
    6
    Views:
    1,566
    GS Spoken Here
    Feb 20, 2021
  48. Houmark

    Radiator interchange..

    Houmark, Feb 13, 2021
    Replies:
    10
    Views:
    289
    Houmark
    Feb 15, 2021
  49. GSFredsbuddy

    66 GS four speed crossmember advice needed

    GSFredsbuddy, Feb 6, 2021
    Replies:
    13
    Views:
    349
    jmos4
    Feb 10, 2021
  50. Duly

    Nailhead coil voltage

    Duly, Feb 7, 2021
    Replies:
    2
    Views:
    175
    Duly
    Feb 7, 2021
  51. Michael Neville

    Fan Blade 401

    Michael Neville, Jan 25, 2021
    Replies:
    10
    Views:
    316
    Michael Neville
    Jan 30, 2021
  52. Dan Hach

    Distributor endplay for a Nailhead

    Dan Hach, Jan 26, 2021
    Replies:
    9
    Views:
    248
    philbquick
    Jan 29, 2021
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