'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:
    67,663
    marxjunk
    May 1, 2024
  2. Adam Whitman
    Sticky

    Nailhead Info/Parts Sources

    Adam Whitman, Apr 14, 2002 ... 2 3
    Replies:
    43
    Views:
    58,488
    flynbuick
    Feb 25, 2012
  3. Chriskack

    Fan belt

    Chriskack, May 1, 2024
    Replies:
    2
    Views:
    114
    Chriskack
    May 1, 2024
  4. marxjunk

    65GS nailhead clutch parts

    marxjunk, Apr 1, 2024
    Replies:
    0
    Views:
    321
    marxjunk
    Apr 1, 2024
  5. wkillgs

    Can honing straighten a std bore cylinder

    wkillgs, Mar 8, 2024
    Replies:
    18
    Views:
    637
    Bigpig455
    Mar 17, 2024
  6. gsgtx

    Mike Lewis head porter

    gsgtx, Feb 14, 2024 ... 2 3
    Replies:
    51
    Views:
    2,246
    Super Bald Menace
    Mar 1, 2024
  7. Dennis S

    Blast from past

    Dennis S, Jan 25, 2024
    Replies:
    1
    Views:
    156
    Dennis S
    Jan 25, 2024
  8. Chuck Bridges

    Uncle Tony and Kiwi with a Nailhead

    Chuck Bridges, Jan 19, 2024
    Replies:
    6
    Views:
    425
    Mark Demko
    Jan 22, 2024
  9. buckwilde

    1960 401 Nailhead Engine Core Value / Interest

    buckwilde, Dec 30, 2023
    Replies:
    4
    Views:
    336
    Babeola
    Jan 4, 2024
  10. gsgtx

    TA-25 camshaft

    gsgtx, Dec 16, 2023 ... 2 3 4
    Replies:
    78
    Views:
    2,553
    wkillgs
    Feb 29, 2024
  11. 53ragtop

    57 Buick w/66 425 Restomod issues

    53ragtop, Nov 15, 2023
    Replies:
    12
    Views:
    609
    WildCat Cruiser
    May 13, 2024 at 11:34 AM
  12. CattleAc

    Bellhousing I.D.?

    CattleAc, Nov 1, 2023
    Replies:
    16
    Views:
    705
    wkillgs
    Apr 27, 2024
  13. Roadmaster49

    Aluminum Valve Covers Remanufactured Inquiry

    Roadmaster49, Oct 9, 2023
    Replies:
    1
    Views:
    259
    wkillgs
    Oct 9, 2023
  14. wkillgs

    Stainless valves for Nailhead

    wkillgs, Sep 28, 2023 ... 2
    Replies:
    30
    Views:
    1,336
    wkillgs
    May 13, 2024 at 11:51 AM
  15. 2manybuicks

    Carb Gaskets for 425 Dual Quad

    2manybuicks, Sep 8, 2023
    Replies:
    9
    Views:
    538
    John Codman
    Apr 27, 2024
  16. Jess364

    750cfm too big?

    Jess364, Sep 7, 2023 ... 2
    Replies:
    32
    Views:
    1,418
    mbryson
    May 5, 2024
  17. Jess364

    Best electronic ignition?

    Jess364, Sep 5, 2023 ... 2
    Replies:
    21
    Views:
    1,062
    socal rider
    Nov 30, 2023
  18. jamhdit

    vacuum lines

    jamhdit, Aug 21, 2023
    Replies:
    8
    Views:
    375
    telriv
    Sep 5, 2023
  19. 70skylark350

    Pittsburgh Craigslist nailhead $500

    70skylark350, Aug 15, 2023
    Replies:
    5
    Views:
    556
    John Codman
    Sep 26, 2023
  20. jmos4

    59 401 Stick Conversion?

    jmos4, Jul 3, 2023
    Replies:
    6
    Views:
    431
    John Codman
    Jul 9, 2023
  21. jamhdit

    Oil pressure

    jamhdit, Jun 25, 2023
    Replies:
    4
    Views:
    296
    DaWildcat
    Jun 25, 2023
  22. gsgtx

    nail head hp numbers

    gsgtx, Jun 24, 2023 ... 2
    Replies:
    28
    Views:
    1,076
    Bigpig455
    Jun 27, 2023
  23. Bigpig455

    425 Thrust Bearing

    Bigpig455, Jun 18, 2023
    Replies:
    6
    Views:
    366
    Bigpig455
    Jun 20, 2023
  24. BamaWildcat

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

    BamaWildcat, Jun 16, 2023
    Replies:
    13
    Views:
    645
    PGSS
    Jun 28, 2023
  25. 63buicklesabre

    Appears to be grease

    63buicklesabre, Jun 13, 2023
    Replies:
    3
    Views:
    329
    Stevem
    Jun 14, 2023
  26. paulie

    1955 century riviera front suspension

    paulie, Jun 13, 2023
    Replies:
    3
    Views:
    307
    John Codman
    Jul 17, 2023
  27. 63buicklesabre

    Carb heat blockoff

    63buicklesabre, Jun 12, 2023
    Replies:
    5
    Views:
    343
    Bigpig455
    Jun 16, 2023
  28. PGSS

    Do you think its real?

    PGSS, Jun 7, 2023
    Replies:
    7
    Views:
    601
    PGSS
    Jun 26, 2023
  29. gssizzler

    Poston NH 500 cam

    gssizzler, May 18, 2023
    Replies:
    3
    Views:
    431
    gssizzler
    May 19, 2023
  30. Chaunce Dawes

    NEED HELP PLEASE! STUCK IN THE MIDDLE OF NOWHERE.

    Chaunce Dawes, May 10, 2023
    Replies:
    19
    Views:
    1,191
    John Codman
    May 18, 2023
  31. suntreemcanic

    1-⅝" flex hose source?

    suntreemcanic, May 7, 2023
    Replies:
    7
    Views:
    270
    suntreemcanic
    May 8, 2023
  32. Rockable

    364 Nailhead Demand

    Rockable, Apr 17, 2023
    Replies:
    4
    Views:
    516
    John Codman
    Jun 29, 2023
  33. dadavis

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

    dadavis, Mar 25, 2023
    Replies:
    8
    Views:
    651
    dadavis
    Nov 13, 2023
  34. gsjohnny1

    nailhead weber setup

    gsjohnny1, Mar 18, 2023
    Replies:
    1
    Views:
    1,039
    gsjohnny1
    Apr 11, 2023
  35. Rockable

    Storing rebuilt Nailhead engine

    Rockable, Mar 8, 2023
    Replies:
    5
    Views:
    346
    John Codman
    Mar 15, 2023
  36. PGSS

    Cutting the heads?

    PGSS, Feb 21, 2023
    Replies:
    13
    Views:
    592
    Rockable
    Feb 24, 2023
  37. kcombs

    How much torque???

    kcombs, Feb 16, 2023
    Replies:
    5
    Views:
    543
    PGSS
    Feb 19, 2023
  38. Klaus

    aluminum valve cover bolts

    Klaus, Feb 9, 2023
    Replies:
    7
    Views:
    421
    Lucy Fair
    Feb 16, 2023
  39. Aussie V8

    401 not quite running 100%

    Aussie V8, Feb 8, 2023 ... 2 3
    Replies:
    54
    Views:
    2,140
    John Codman
    May 13, 2024 at 12:49 PM
  40. Klaus

    1965 Wildcat Custom tacho circuit diagram

    Klaus, Jan 30, 2023
    Replies:
    6
    Views:
    405
    Klaus
    Jan 31, 2023
  41. Jframe

    WATER CROSSOVER

    Jframe, Jan 30, 2023
    Replies:
    4
    Views:
    366
    John Codman
    Feb 20, 2023
  42. Aaron65

    Quick Question - Rocker shaft bolts

    Aaron65, Jan 23, 2023
    Replies:
    3
    Views:
    288
    Aaron65
    Jan 29, 2023
  43. suntreemcanic

    Corrosion of water pump

    suntreemcanic, Jan 22, 2023
    Replies:
    4
    Views:
    320
    SwitchMan
    Feb 3, 2023
  44. suntreemcanic

    Chasing oil leaks

    suntreemcanic, Jan 19, 2023
    Replies:
    3
    Views:
    335
    64 wildcat conv
    Jan 22, 2023
  45. gs66

    High Mileage Nailheads 401-425

    gs66, Jan 14, 2023
    Replies:
    18
    Views:
    860
    GSBuick65
    Feb 20, 2023
  46. Buickcub

    264 nailhead Crank

    Buickcub, Dec 30, 2022
    Replies:
    1
    Views:
    171
    John Codman
    Jan 2, 2023
  47. my55buick

    Question about initial timing 55 Buick 264

    my55buick, Nov 19, 2022
    Replies:
    15
    Views:
    636
    322bnh
    Jan 3, 2023
  48. Rockable

    1961 364 Nailhead Valve Float

    Rockable, Nov 19, 2022 ... 2 3
    Replies:
    56
    Views:
    1,812
    Rockable
    Dec 30, 2022
  49. Karma

    1969 430 leaky rear main seal normal?

    Karma, Nov 4, 2022
    Replies:
    16
    Views:
    629
    322bnh
    Nov 8, 2022
  50. Evilgus

    Compression ratio

    Evilgus, Oct 26, 2022 ... 2
    Replies:
    21
    Views:
    856
    Stevem
    Oct 27, 2022
  51. 436'd Skylark

    425 in a Skylark

    436'd Skylark, Oct 24, 2022 ... 2
    Replies:
    31
    Views:
    1,677
    John Codman
    May 16, 2023
  52. 446acuda

    '56 Wagon with Nailhead -junkyard closing!!

    446acuda, Oct 8, 2022
    Replies:
    3
    Views:
    344
    John Codman
    Oct 10, 2022
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