'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:
    177
    Views:
    67,329
    jw1955buick
    Sep 17, 2021
  2. Adam Whitman
    Sticky

    Nailhead Info/Parts Sources

    Adam Whitman, Apr 14, 2002 ... 2 3
    Replies:
    43
    Views:
    58,418
    flynbuick
    Feb 25, 2012
  3. jmos4

    TA Performance Single 4V

    jmos4, Sep 7, 2021 ... 4 5 6
    Replies:
    105
    Views:
    6,807
    WildCat Cruiser
    Apr 9, 2024
  4. marxjunk

    65GS nailhead clutch parts

    marxjunk, Apr 1, 2024
    Replies:
    0
    Views:
    202
    marxjunk
    Apr 1, 2024
  5. wkillgs

    Can honing straighten a std bore cylinder

    wkillgs, Mar 8, 2024
    Replies:
    18
    Views:
    580
    Bigpig455
    Mar 17, 2024
  6. Jess364

    750cfm too big?

    Jess364, Sep 7, 2023 ... 2
    Replies:
    30
    Views:
    1,193
    John Codman
    Mar 2, 2024
  7. wkillgs

    Stainless valves for Nailhead

    wkillgs, Sep 28, 2023 ... 2
    Replies:
    28
    Views:
    1,136
    VET
    Mar 1, 2024
  8. gsgtx

    Mike Lewis head porter

    gsgtx, Feb 14, 2024 ... 2 3
    Replies:
    51
    Views:
    2,026
    Super Bald Menace
    Mar 1, 2024
  9. gsgtx

    TA-25 camshaft

    gsgtx, Dec 16, 2023 ... 2 3 4
    Replies:
    78
    Views:
    2,342
    wkillgs
    Feb 29, 2024
  10. 53ragtop

    57 Buick w/66 425 Restomod issues

    53ragtop, Nov 15, 2023
    Replies:
    10
    Views:
    503
    Rockable
    Feb 19, 2024
  11. BamaWildcat

    Rebuilt Nailhead in my 64 Wildcat video series

    BamaWildcat, Dec 31, 2019 ... 2 3
    Replies:
    50
    Views:
    3,248
    BamaWildcat
    Feb 16, 2024
  12. Dennis S

    Blast from past

    Dennis S, Jan 25, 2024
    Replies:
    1
    Views:
    137
    Dennis S
    Jan 25, 2024
  13. whatever

    Da Nailhead adventures

    whatever, Aug 1, 2013 ... 2 3
    Replies:
    46
    Views:
    15,903
    PGSS
    Jan 22, 2024
  14. Chuck Bridges

    Uncle Tony and Kiwi with a Nailhead

    Chuck Bridges, Jan 19, 2024
    Replies:
    6
    Views:
    399
    Mark Demko
    Jan 22, 2024
  15. buckwilde

    1960 401 Nailhead Engine Core Value / Interest

    buckwilde, Dec 30, 2023
    Replies:
    4
    Views:
    314
    Babeola
    Jan 4, 2024
  16. SpecialWagon65

    Next Nailhead Build 2018

    SpecialWagon65, Jan 16, 2018
    Replies:
    11
    Views:
    1,347
    telriv
    Dec 23, 2023
  17. CattleAc

    Bellhousing I.D.?

    CattleAc, Nov 1, 2023
    Replies:
    14
    Views:
    565
    John Codman
    Dec 11, 2023
  18. KustomKreeps

    Toms Roller Rockers

    KustomKreeps, Dec 14, 2019 ... 2
    Replies:
    22
    Views:
    1,975
    Wildcat GS
    Dec 11, 2023
  19. Jess364

    Best electronic ignition?

    Jess364, Sep 5, 2023 ... 2
    Replies:
    21
    Views:
    978
    socal rider
    Nov 30, 2023
  20. dadavis

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

    dadavis, Mar 25, 2023
    Replies:
    8
    Views:
    627
    dadavis
    Nov 13, 2023
  21. Roadmaster49

    Aluminum Valve Covers Remanufactured Inquiry

    Roadmaster49, Oct 9, 2023
    Replies:
    1
    Views:
    241
    wkillgs
    Oct 9, 2023
  22. 70skylark350

    Pittsburgh Craigslist nailhead $500

    70skylark350, Aug 15, 2023
    Replies:
    5
    Views:
    524
    John Codman
    Sep 26, 2023
  23. 2manybuicks

    Carb Gaskets for 425 Dual Quad

    2manybuicks, Sep 8, 2023
    Replies:
    8
    Views:
    433
    GS Spoken Here
    Sep 20, 2023
  24. jamhdit

    vacuum lines

    jamhdit, Aug 21, 2023
    Replies:
    8
    Views:
    354
    telriv
    Sep 5, 2023
  25. Deadsled59

    59 Nailhead Rebuild SAGA

    Deadsled59, Jan 4, 2016 ... 12 13 14
    Replies:
    271
    Views:
    31,329
    Deadsled59
    Aug 23, 2023
  26. Aussie V8

    401 not quite running 100%

    Aussie V8, Feb 8, 2023 ... 2 3
    Replies:
    52
    Views:
    1,994
    Aussie V8
    Aug 13, 2023
  27. JayZee88

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

    JayZee88, Apr 18, 2020 ... 2 3
    Replies:
    55
    Views:
    3,590
    gs66
    Aug 9, 2023
  28. paulie

    1955 century riviera front suspension

    paulie, Jun 13, 2023
    Replies:
    3
    Views:
    291
    John Codman
    Jul 17, 2023
  29. jmos4

    59 401 Stick Conversion?

    jmos4, Jul 3, 2023
    Replies:
    6
    Views:
    404
    John Codman
    Jul 9, 2023
  30. Rockable

    364 Nailhead Demand

    Rockable, Apr 17, 2023
    Replies:
    4
    Views:
    501
    John Codman
    Jun 29, 2023
  31. BamaWildcat

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

    BamaWildcat, Jun 16, 2023
    Replies:
    13
    Views:
    608
    PGSS
    Jun 28, 2023
  32. gsgtx

    nail head hp numbers

    gsgtx, Jun 24, 2023 ... 2
    Replies:
    28
    Views:
    961
    Bigpig455
    Jun 27, 2023
  33. PGSS

    Do you think its real?

    PGSS, Jun 7, 2023
    Replies:
    7
    Views:
    576
    PGSS
    Jun 26, 2023
  34. jamhdit

    Oil pressure

    jamhdit, Jun 25, 2023
    Replies:
    4
    Views:
    279
    DaWildcat
    Jun 25, 2023
  35. Bigpig455

    425 Thrust Bearing

    Bigpig455, Jun 18, 2023
    Replies:
    6
    Views:
    347
    Bigpig455
    Jun 20, 2023
  36. 63buicklesabre

    Carb heat blockoff

    63buicklesabre, Jun 12, 2023
    Replies:
    5
    Views:
    317
    Bigpig455
    Jun 16, 2023
  37. 63buicklesabre

    Appears to be grease

    63buicklesabre, Jun 13, 2023
    Replies:
    3
    Views:
    307
    Stevem
    Jun 14, 2023
  38. 66larkgs

    Turbocharged your Nailhead tips

    66larkgs, Jul 13, 2015 ... 2
    Replies:
    32
    Views:
    8,422
    MSharkey
    Jun 4, 2023
  39. gssizzler

    Poston NH 500 cam

    gssizzler, May 18, 2023
    Replies:
    3
    Views:
    412
    gssizzler
    May 19, 2023
  40. Chaunce Dawes

    NEED HELP PLEASE! STUCK IN THE MIDDLE OF NOWHERE.

    Chaunce Dawes, May 10, 2023
    Replies:
    19
    Views:
    1,110
    John Codman
    May 18, 2023
  41. 436'd Skylark

    425 in a Skylark

    436'd Skylark, Oct 24, 2022 ... 2
    Replies:
    31
    Views:
    1,626
    John Codman
    May 16, 2023
  42. suntreemcanic

    1-⅝" flex hose source?

    suntreemcanic, May 7, 2023
    Replies:
    7
    Views:
    257
    suntreemcanic
    May 8, 2023
  43. Steve R

    65 Skylark GS

    Steve R, Dec 4, 2021 ... 2
    Replies:
    21
    Views:
    2,568
    gs66
    Apr 24, 2023
  44. gsgtx

    new engine break in oil.

    gsgtx, Feb 15, 2022 ... 2
    Replies:
    22
    Views:
    2,375
    BamaWildcat
    Apr 16, 2023
  45. gsjohnny1

    nailhead weber setup

    gsjohnny1, Mar 18, 2023
    Replies:
    1
    Views:
    932
    gsjohnny1
    Apr 11, 2023
  46. Rockable

    Storing rebuilt Nailhead engine

    Rockable, Mar 8, 2023
    Replies:
    5
    Views:
    331
    John Codman
    Mar 15, 2023
  47. Aussie V8

    Fuel injection ??

    Aussie V8, Jun 5, 2022 ... 2
    Replies:
    22
    Views:
    1,369
    Kevallino
    Mar 13, 2023
  48. The Big Guy

    Let's see those nailhead engine bays

    The Big Guy, Feb 1, 2019 ... 5 6 7
    Replies:
    121
    Views:
    12,161
    Kevallino
    Mar 13, 2023
  49. PGSS

    Cutting the heads?

    PGSS, Feb 21, 2023
    Replies:
    13
    Views:
    563
    Rockable
    Feb 24, 2023
  50. Jframe

    WATER CROSSOVER

    Jframe, Jan 30, 2023
    Replies:
    4
    Views:
    345
    John Codman
    Feb 20, 2023
  51. gs66

    High Mileage Nailheads 401-425

    gs66, Jan 14, 2023
    Replies:
    18
    Views:
    822
    GSBuick65
    Feb 20, 2023
  52. kcombs

    How much torque???

    kcombs, Feb 16, 2023
    Replies:
    5
    Views:
    511
    PGSS
    Feb 19, 2023
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