'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:
    178
    Views:
    67,707
    marxjunk
    May 1, 2024
  2. Adam Whitman
    Sticky

    Nailhead Info/Parts Sources

    Adam Whitman, Apr 14, 2002 ... 2 3
    Replies:
    43
    Views:
    58,506
    flynbuick
    Feb 25, 2012
  3. Aussie V8

    401 not quite running 100%

    Aussie V8, Feb 8, 2023 ... 2 3
    Replies:
    54
    Views:
    2,180
    John Codman
    May 13, 2024 at 12:49 PM
  4. wkillgs

    Stainless valves for Nailhead

    wkillgs, Sep 28, 2023 ... 2
    Replies:
    30
    Views:
    1,364
    wkillgs
    May 13, 2024 at 11:51 AM
  5. 53ragtop

    57 Buick w/66 425 Restomod issues

    53ragtop, Nov 15, 2023
    Replies:
    12
    Views:
    614
    WildCat Cruiser
    May 13, 2024 at 11:34 AM
  6. jmos4

    TA Performance Single 4V

    jmos4, Sep 7, 2021 ... 4 5 6
    Replies:
    109
    Views:
    7,521
    John Codman
    May 10, 2024
  7. Jess364

    750cfm too big?

    Jess364, Sep 7, 2023 ... 2
    Replies:
    32
    Views:
    1,435
    mbryson
    May 5, 2024
  8. Chriskack

    Fan belt

    Chriskack, May 1, 2024
    Replies:
    2
    Views:
    121
    Chriskack
    May 1, 2024
  9. CattleAc

    Bellhousing I.D.?

    CattleAc, Nov 1, 2023
    Replies:
    16
    Views:
    714
    wkillgs
    Apr 27, 2024
  10. 2manybuicks

    Carb Gaskets for 425 Dual Quad

    2manybuicks, Sep 8, 2023
    Replies:
    9
    Views:
    545
    John Codman
    Apr 27, 2024
  11. LAROKE

    322 Nailhead build with Latham supercharger induction

    LAROKE, Jul 8, 2021 ... 5 6 7
    Replies:
    126
    Views:
    7,043
    LAROKE
    Apr 26, 2024
  12. marxjunk

    65GS nailhead clutch parts

    marxjunk, Apr 1, 2024
    Replies:
    0
    Views:
    327
    marxjunk
    Apr 1, 2024
  13. wkillgs

    Can honing straighten a std bore cylinder

    wkillgs, Mar 8, 2024
    Replies:
    18
    Views:
    649
    Bigpig455
    Mar 17, 2024
  14. gsgtx

    Mike Lewis head porter

    gsgtx, Feb 14, 2024 ... 2 3
    Replies:
    51
    Views:
    2,284
    Super Bald Menace
    Mar 1, 2024
  15. gsgtx

    TA-25 camshaft

    gsgtx, Dec 16, 2023 ... 2 3 4
    Replies:
    78
    Views:
    2,610
    wkillgs
    Feb 29, 2024
  16. BamaWildcat

    Rebuilt Nailhead in my 64 Wildcat video series

    BamaWildcat, Dec 31, 2019 ... 2 3
    Replies:
    50
    Views:
    3,362
    BamaWildcat
    Feb 16, 2024
  17. Dennis S

    Blast from past

    Dennis S, Jan 25, 2024
    Replies:
    1
    Views:
    161
    Dennis S
    Jan 25, 2024
  18. whatever

    Da Nailhead adventures

    whatever, Aug 1, 2013 ... 2 3
    Replies:
    46
    Views:
    16,013
    PGSS
    Jan 22, 2024
  19. Chuck Bridges

    Uncle Tony and Kiwi with a Nailhead

    Chuck Bridges, Jan 19, 2024
    Replies:
    6
    Views:
    430
    Mark Demko
    Jan 22, 2024
  20. buckwilde

    1960 401 Nailhead Engine Core Value / Interest

    buckwilde, Dec 30, 2023
    Replies:
    4
    Views:
    341
    Babeola
    Jan 4, 2024
  21. SpecialWagon65

    Next Nailhead Build 2018

    SpecialWagon65, Jan 16, 2018
    Replies:
    11
    Views:
    1,367
    telriv
    Dec 23, 2023
  22. KustomKreeps

    Toms Roller Rockers

    KustomKreeps, Dec 14, 2019 ... 2
    Replies:
    22
    Views:
    2,044
    Wildcat GS
    Dec 11, 2023
  23. Jess364

    Best electronic ignition?

    Jess364, Sep 5, 2023 ... 2
    Replies:
    21
    Views:
    1,073
    socal rider
    Nov 30, 2023
  24. dadavis

    264 nailhead on the engine stand - what all should I do?

    dadavis, Mar 25, 2023
    Replies:
    8
    Views:
    655
    dadavis
    Nov 13, 2023
  25. Roadmaster49

    Aluminum Valve Covers Remanufactured Inquiry

    Roadmaster49, Oct 9, 2023
    Replies:
    1
    Views:
    264
    wkillgs
    Oct 9, 2023
  26. 70skylark350

    Pittsburgh Craigslist nailhead $500

    70skylark350, Aug 15, 2023
    Replies:
    5
    Views:
    565
    John Codman
    Sep 26, 2023
  27. jamhdit

    vacuum lines

    jamhdit, Aug 21, 2023
    Replies:
    8
    Views:
    382
    telriv
    Sep 5, 2023
  28. Deadsled59

    59 Nailhead Rebuild SAGA

    Deadsled59, Jan 4, 2016 ... 12 13 14
    Replies:
    271
    Views:
    31,650
    Deadsled59
    Aug 23, 2023
  29. JayZee88

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

    JayZee88, Apr 18, 2020 ... 2 3
    Replies:
    55
    Views:
    3,725
    gs66
    Aug 9, 2023
  30. paulie

    1955 century riviera front suspension

    paulie, Jun 13, 2023
    Replies:
    3
    Views:
    314
    John Codman
    Jul 17, 2023
  31. jmos4

    59 401 Stick Conversion?

    jmos4, Jul 3, 2023
    Replies:
    6
    Views:
    438
    John Codman
    Jul 9, 2023
  32. Rockable

    364 Nailhead Demand

    Rockable, Apr 17, 2023
    Replies:
    4
    Views:
    522
    John Codman
    Jun 29, 2023
  33. BamaWildcat

    Dyno: 401 Nailhead (and the 64 Wildcat around it)

    BamaWildcat, Jun 16, 2023
    Replies:
    13
    Views:
    651
    PGSS
    Jun 28, 2023
  34. gsgtx

    nail head hp numbers

    gsgtx, Jun 24, 2023 ... 2
    Replies:
    28
    Views:
    1,097
    Bigpig455
    Jun 27, 2023
  35. PGSS

    Do you think its real?

    PGSS, Jun 7, 2023
    Replies:
    7
    Views:
    609
    PGSS
    Jun 26, 2023
  36. jamhdit

    Oil pressure

    jamhdit, Jun 25, 2023
    Replies:
    4
    Views:
    303
    DaWildcat
    Jun 25, 2023
  37. Bigpig455

    425 Thrust Bearing

    Bigpig455, Jun 18, 2023
    Replies:
    6
    Views:
    372
    Bigpig455
    Jun 20, 2023
  38. 63buicklesabre

    Carb heat blockoff

    63buicklesabre, Jun 12, 2023
    Replies:
    5
    Views:
    348
    Bigpig455
    Jun 16, 2023
  39. 63buicklesabre

    Appears to be grease

    63buicklesabre, Jun 13, 2023
    Replies:
    3
    Views:
    333
    Stevem
    Jun 14, 2023
  40. 66larkgs

    Turbocharged your Nailhead tips

    66larkgs, Jul 13, 2015 ... 2
    Replies:
    32
    Views:
    8,601
    MSharkey
    Jun 4, 2023
  41. gssizzler

    Poston NH 500 cam

    gssizzler, May 18, 2023
    Replies:
    3
    Views:
    440
    gssizzler
    May 19, 2023
  42. Chaunce Dawes

    NEED HELP PLEASE! STUCK IN THE MIDDLE OF NOWHERE.

    Chaunce Dawes, May 10, 2023
    Replies:
    19
    Views:
    1,204
    John Codman
    May 18, 2023
  43. 436'd Skylark

    425 in a Skylark

    436'd Skylark, Oct 24, 2022 ... 2
    Replies:
    31
    Views:
    1,699
    John Codman
    May 16, 2023
  44. suntreemcanic

    1-⅝" flex hose source?

    suntreemcanic, May 7, 2023
    Replies:
    7
    Views:
    276
    suntreemcanic
    May 8, 2023
  45. Steve R

    65 Skylark GS

    Steve R, Dec 4, 2021 ... 2
    Replies:
    21
    Views:
    2,793
    gs66
    Apr 24, 2023
  46. gsgtx

    new engine break in oil.

    gsgtx, Feb 15, 2022 ... 2
    Replies:
    22
    Views:
    2,654
    BamaWildcat
    Apr 16, 2023
  47. gsjohnny1

    nailhead weber setup

    gsjohnny1, Mar 18, 2023
    Replies:
    1
    Views:
    1,044
    gsjohnny1
    Apr 11, 2023
  48. Rockable

    Storing rebuilt Nailhead engine

    Rockable, Mar 8, 2023
    Replies:
    5
    Views:
    351
    John Codman
    Mar 15, 2023
  49. Aussie V8

    Fuel injection ??

    Aussie V8, Jun 5, 2022 ... 2
    Replies:
    22
    Views:
    1,426
    Kevallino
    Mar 13, 2023
  50. The Big Guy

    Let's see those nailhead engine bays

    The Big Guy, Feb 1, 2019 ... 5 6 7
    Replies:
    121
    Views:
    12,567
    Kevallino
    Mar 13, 2023
  51. PGSS

    Cutting the heads?

    PGSS, Feb 21, 2023
    Replies:
    13
    Views:
    601
    Rockable
    Feb 24, 2023
  52. Jframe

    WATER CROSSOVER

    Jframe, Jan 30, 2023
    Replies:
    4
    Views:
    371
    John Codman
    Feb 20, 2023
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