'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. buick195646r

    322 Performance Parts

    buick195646r, Dec 6, 2003 ... 2
    Replies:
    34
    Views:
    4,473
    19gn87
    Jan 9, 2004
  2. gsgtx

    bigger valves,smaller stems

    gsgtx, Oct 23, 2010 ... 2
    Replies:
    27
    Views:
    4,479
    doc
    Nov 23, 2010
  3. nailhead deuce

    Schiefer Aluminum Flywheel for the street??

    nailhead deuce, Dec 17, 2006
    Replies:
    4
    Views:
    4,484
    4toe
    Dec 25, 2006
  4. Donuts & Peelouts

    Nailhead colors red/green

    Donuts & Peelouts, Dec 28, 2019 ... 2
    Replies:
    37
    Views:
    4,485
    1972Mach1
    Apr 7, 2021
  5. BuickStreet

    Dual Carter Jet sizing?

    BuickStreet, May 1, 2003
    Replies:
    14
    Views:
    4,487
    CTX-SLPR
    May 6, 2003
  6. Dan K

    Well, I need to find a good nailhead builder...again

    Dan K, Jan 5, 2011 ... 2
    Replies:
    31
    Views:
    4,493
    doc
    Apr 3, 2011
  7. German57Special

    Rope Seal replacement

    German57Special, Feb 24, 2009
    Replies:
    14
    Views:
    4,509
    German57Special
    Jul 24, 2009
  8. Bay65

    What can I fit in a 65 riviera?

    Bay65, Sep 21, 2007
    Replies:
    15
    Views:
    4,515
    doc
    Sep 24, 2007
  9. dirk401425

    how much does a 1963 401 nailhead weigh

    dirk401425, Jul 15, 2013
    Replies:
    10
    Views:
    4,564
    401Riviera
    Jul 22, 2013
  10. riviairhead

    Freshly rebuilt 401, I've got water in my oil

    riviairhead, Mar 12, 2010 ... 2
    Replies:
    21
    Views:
    4,570
    all455
    Mar 16, 2010
  11. dschwarze

    Eelco Finned Valley Cover

    dschwarze, Nov 19, 2007 ... 2
    Replies:
    23
    Views:
    4,582
    doc
    Dec 4, 2007
  12. rb25

    425 injected

    rb25, Oct 7, 2008 ... 2
    Replies:
    25
    Views:
    4,595
    nekkidhillbilly
    Oct 8, 2008
  13. wild1965

    Spark plug wires

    wild1965, Dec 14, 2003 ... 2
    Replies:
    22
    Views:
    4,597
    IgnitionMan
    Jan 22, 2004
  14. micmo

    my 64 riviera has......

    micmo, Sep 14, 2007
    Replies:
    3
    Views:
    4,603
    CTX-SLPR
    Sep 15, 2007
  15. DaFraz

    Strokin a NH

    DaFraz, Oct 4, 2003 ... 2
    Replies:
    25
    Views:
    4,623
    66gsconv
    Jun 2, 2013
  16. sd-slider

    66 401 Nailhead Re-build/Re-fresh Tips

    sd-slider, May 16, 2009
    Replies:
    7
    Views:
    4,638
    sd-slider
    May 18, 2009
  17. Aussie V8

    Holley on a Nailhead ??

    Aussie V8, Jul 25, 2008 ... 2 3
    Replies:
    40
    Views:
    4,640
    John Henry
    Aug 31, 2009
  18. Dznuggets

    57 Barn find has bent push rods and stuck valves

    Dznuggets, Sep 20, 2016 ... 2 3
    Replies:
    42
    Views:
    4,662
    Smartin
    Apr 2, 2017
  19. SpecialWagon65

    Nailhead Dyno Results Anyone?

    SpecialWagon65, May 29, 2003 ... 2
    Replies:
    22
    Views:
    4,674
    up rivr
    Jun 28, 2003
  20. tysongross

    Ebay really cool headers for nailhead

    tysongross, Jan 17, 2011 ... 2
    Replies:
    22
    Views:
    4,681
    nekkidhillbilly
    Apr 24, 2011
  21. EIRE V8

    Is this too much slack?

    EIRE V8, Sep 7, 2014 ... 2
    Replies:
    30
    Views:
    4,686
    UntamedKitty
    Sep 18, 2014
  22. Dwane Williams

    Tommy IVO drag Car

    Dwane Williams, Mar 5, 2008
    Replies:
    18
    Views:
    4,689
    sean Buick 76
    Jul 31, 2010
  23. v8nailhead

    Number 1 Cylinder - left or right?

    v8nailhead, Mar 23, 2003
    Replies:
    10
    Views:
    4,713
    palbuick
    Apr 17, 2003
  24. 66larkgs

    nailhead making some noise(cracked flywheel)

    66larkgs, May 2, 2011 ... 2
    Replies:
    33
    Views:
    4,735
    66larkgs
    Jun 12, 2011
  25. garry baker

    crankcase ventilator pipe 401

    garry baker, Jun 23, 2012 ... 2
    Replies:
    29
    Views:
    4,761
    Page2171
    Jul 8, 2012
  26. 66larkgs

    running a turbo on my nailhead

    66larkgs, Sep 13, 2009 ... 2
    Replies:
    24
    Views:
    4,772
    6671
    Jan 1, 2010
  27. BuickStreet

    Brand New 425 found!

    BuickStreet, Aug 13, 2009 ... 2 3
    Replies:
    45
    Views:
    4,774
    BuickStreet
    Aug 26, 2009
  28. fedman

    Rebuilt 322" smoking

    fedman, Jul 6, 2010 ... 2
    Replies:
    26
    Views:
    4,775
    bhambulldog
    Jul 9, 2010
  29. 425 2X4 Nailhd

    Buick Nailhead Aluminum Prototype Heads

    425 2X4 Nailhd, Mar 31, 2009
    Replies:
    7
    Views:
    4,783
    425 2X4 Nailhd
    Apr 1, 2010
  30. gsgtx

    deck heights

    gsgtx, Dec 26, 2008 ... 2
    Replies:
    39
    Views:
    4,798
    Babeola
    Jan 15, 2009
  31. 65skylark300

    Anyone know max nailhead power #'s?

    65skylark300, Feb 21, 2014 ... 2
    Replies:
    21
    Views:
    4,825
    66gsconv
    Feb 25, 2014
  32. Birdoprey

    Nailhead with FiTech EFI up and running

    Birdoprey, Jan 21, 2018 ... 2
    Replies:
    36
    Views:
    4,880
    Birdoprey
    Oct 8, 2018
  33. 36racin

    Nailhead Block ID

    36racin, May 19, 2013 ... 2
    Replies:
    31
    Views:
    4,881
    Roberta
    Jul 2, 2013
  34. garys64wildcat

    Backfire on 425 Nailhead

    garys64wildcat, May 30, 2009 ... 2
    Replies:
    36
    Views:
    4,881
    garys64wildcat
    Jun 15, 2009
  35. 66GS401

    custom air cleaners on nailhead/66skylark

    66GS401, Sep 25, 2009
    Replies:
    14
    Views:
    4,916
    75Riv
    Sep 28, 2009
  36. WhiteWallPaul

    401 question-valve knock?aluminum in pan- ideas?

    WhiteWallPaul, Nov 26, 2009 ... 2
    Replies:
    30
    Views:
    4,924
    WhiteWallPaul
    Jan 6, 2010
  37. gsgtx

    longer rods 425

    gsgtx, May 24, 2010 ... 2
    Replies:
    24
    Views:
    4,936
    doc
    Nov 3, 2010
  38. gsgtx

    stroke 425

    gsgtx, Nov 26, 2009 ... 2
    Replies:
    27
    Views:
    4,951
    kitabel
    Dec 10, 2009
  39. Spicolli00

    Nailhead ID

    Spicolli00, Jan 7, 2010
    Replies:
    19
    Views:
    4,999
    ahhh65riv
    Jan 10, 2010
  40. TeutonicOak

    322 Nailhead - modern headers

    TeutonicOak, May 1, 2003
    Replies:
    5
    Views:
    5,004
    DualQuad55
    May 30, 2003
  41. rcb

    WTB Nailhead Valve Covers

    rcb, Jul 19, 2009
    Replies:
    15
    Views:
    5,008
    65_Riviera
    Aug 22, 2009
  42. Herby

    1st Cylinder and timing point 401 nailhead 1960

    Herby, Aug 23, 2012 ... 2
    Replies:
    22
    Views:
    5,024
    wilber
    Sep 4, 2012
  43. gemslessig

    Which spark plug brand would you suggest?

    gemslessig, Mar 15, 2007 ... 2
    Replies:
    21
    Views:
    5,025
    JESUPERCAT
    Jun 1, 2013
  44. BuickStreet

    Who is the best Nailhead head porter

    BuickStreet, May 21, 2003 ... 2
    Replies:
    35
    Views:
    5,029
    Babeola
    May 30, 2003
  45. dennis h. pater

    hardened valve seats not need for nailheads

    dennis h. pater, Apr 3, 2009
    Replies:
    18
    Views:
    5,036
    66electrafied
    May 25, 2009
  46. 66gsconv

    Whats it take to get 12.5 or better with a nailhead

    66gsconv, Jan 24, 2013 ... 3 4 5
    Replies:
    81
    Views:
    5,044
    gsgtx
    Sep 24, 2013
  47. Sabotage_666

    Supercharged reverse flow nailhead

    Sabotage_666, Oct 17, 2012
    Replies:
    7
    Views:
    5,062
    Sabotage_666
    Oct 21, 2012
  48. CameoInvicta

    Help me find my Dynaflow leak, please!

    CameoInvicta, May 10, 2009
    Replies:
    18
    Views:
    5,064
    CameoInvicta
    May 22, 2009
  49. 66electrafied

    401 Tune Up; this car defeats me!

    66electrafied, May 8, 2016 ... 2
    Replies:
    36
    Views:
    5,070
    6WildCat5
    May 18, 2016
  50. Kqqlcat

    My Nailhead All Dressed Up

    Kqqlcat, Nov 5, 2009 ... 2
    Replies:
    26
    Views:
    5,075
    Wicked50
    Nov 29, 2009
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