'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. Rob J

    What's the proper and best procedure to remove the harmonic balancer on a 401?

    Rob J, Feb 27, 2012
    Replies:
    3
    Views:
    1,272
    Rob J
    Feb 27, 2012
  2. modeladave

    What's the pipe plug at back of driver side head do?

    modeladave, Oct 25, 2013 ... 2
    Replies:
    26
    Views:
    3,931
    wkillgs
    Nov 1, 2013
  3. 56Roadi

    What's the flow rate of a '56 fuel pump

    56Roadi, Oct 12, 2007
    Replies:
    1
    Views:
    924
    doc
    Oct 13, 2007
  4. weim55

    What's the correct green for early nailheads?

    weim55, Jun 22, 2010 ... 2
    Replies:
    23
    Views:
    5,505
    william.ali.kay
    Aug 19, 2010
  5. Mister T

    What's that clicking noise?

    Mister T, Jun 18, 2012 ... 3 4 5
    Replies:
    89
    Views:
    10,425
    66electrafied
    Aug 7, 2012
  6. Bigpig455

    What's New for Spring....???

    Bigpig455, Feb 24, 2013
    Replies:
    5
    Views:
    491
    CameoInvicta
    Feb 24, 2013
  7. Babeola

    What's It Worth?

    Babeola, Aug 29, 2003
    Replies:
    16
    Views:
    1,272
    Babeola
    Sep 13, 2003
  8. grnlark

    What's it worth?

    grnlark, Sep 23, 2004
    Replies:
    5
    Views:
    712
    littlegto64
    Sep 24, 2004
  9. mr62buick

    What's it worth, REALLY

    mr62buick, Apr 13, 2012
    Replies:
    3
    Views:
    940
    doc
    Apr 14, 2012
  10. SIRRODERICKGS

    What's can I expect from my 401?

    SIRRODERICKGS, Aug 30, 2002
    Replies:
    6
    Views:
    1,353
    DugsSin
    Sep 3, 2002
  11. per

    What's a nailhead?

    per, Mar 25, 2003
    Replies:
    5
    Views:
    1,328
    BuickStreet
    Mar 25, 2003
  12. CameoInvicta

    What's a Nailhead worth?

    CameoInvicta, Nov 11, 2008
    Replies:
    9
    Views:
    897
    lapham3@aol.com
    Nov 12, 2008
  13. BuickLeSabre1960

    what'd be the best setup for my 364?

    BuickLeSabre1960, May 2, 2005 ... 2
    Replies:
    21
    Views:
    1,672
    BuickLeSabre1960
    Aug 5, 2005
  14. 401nailhead65

    What year nailhead intake is it.

    401nailhead65, Oct 26, 2010
    Replies:
    2
    Views:
    655
    401nailhead65
    Oct 26, 2010
  15. 71GSX455-4SPD

    What year is this kickdown bracket from?

    71GSX455-4SPD, Apr 16, 2008
    Replies:
    6
    Views:
    568
    66wildcat
    Apr 16, 2008
  16. Golden Oldie 65

    What year is this air cleaner?

    Golden Oldie 65, Jan 2, 2010
    Replies:
    2
    Views:
    634
    brucer
    Jan 3, 2010
  17. r0ckstarr

    What year HOTROD magazine was it....

    r0ckstarr, Jun 5, 2005
    Replies:
    11
    Views:
    889
    STAGE III
    Jun 10, 2005
  18. weim55

    What year for 1st PCV system on Nailheads?

    weim55, May 31, 2010
    Replies:
    12
    Views:
    3,821
    John Codman
    Jun 6, 2010
  19. wkillgs

    What would you pay for a repo 2x4 air cleaner?

    wkillgs, Nov 29, 2006
    Replies:
    3
    Views:
    865
    buickbonehead
    Dec 1, 2006
  20. Bigpig455

    What Would Tom Telasco Drive?

    Bigpig455, May 11, 2013
    Replies:
    12
    Views:
    1,125
    urbancowboy0307
    May 24, 2013
  21. Bib Overhalls

    What Would Be The Downside

    Bib Overhalls, Feb 7, 2016
    Replies:
    13
    Views:
    1,660
    ttotired
    Feb 16, 2016
  22. 1966buickgs

    What weight of oil do i use in my 401

    1966buickgs, Feb 16, 2017
    Replies:
    7
    Views:
    1,669
    66BulldogGS
    Feb 18, 2017
  23. 66larkgs

    what type of spark plugs do you runin you nailhead

    66larkgs, Oct 14, 2013
    Replies:
    6
    Views:
    1,173
    66larkgs
    Oct 15, 2013
  24. v8regalowner

    what trans should i use behind the 66 401.

    v8regalowner, Apr 14, 2011 ... 2
    Replies:
    24
    Views:
    4,277
    Dragdoc
    Apr 19, 2020
  25. Suncoupe_72

    what trans is behind the nailhead

    Suncoupe_72, Nov 28, 2004
    Replies:
    6
    Views:
    593
    lapham3@aol.com
    Nov 28, 2004
  26. southfork

    What Tranny is behind my 401?

    southfork, Dec 6, 2003
    Replies:
    7
    Views:
    677
    DugsSin
    Dec 7, 2003
  27. Kev

    What tranny

    Kev, Mar 26, 2011 ... 2
    Replies:
    25
    Views:
    2,486
    turbobill
    Apr 7, 2011
  28. 63LeSabre401

    What torque for oil pan bolts?

    63LeSabre401, Aug 14, 2008
    Replies:
    8
    Views:
    1,015
    DaWildcat
    Aug 14, 2008
  29. rvlanger32

    What to Price a 65 401 Nailhead?

    rvlanger32, Jun 14, 2007
    Replies:
    2
    Views:
    929
    hi desert 57spl
    Jun 14, 2007
  30. Mopar350

    What to do?

    Mopar350, Oct 5, 2019
    Replies:
    2
    Views:
    448
    Donuts & Peelouts
    Oct 5, 2019
  31. skylark65310

    What The Heck Is This?

    skylark65310, May 20, 2005
    Replies:
    1
    Views:
    603
    Mr62Buick
    May 21, 2005
  32. bandit67

    What temp thermostat is best for a street car...........

    bandit67, Jul 25, 2005
    Replies:
    5
    Views:
    1,667
    sailbrd
    Jul 28, 2005
  33. elliet

    What starter used on TA headers on 66 nailhead?

    elliet, Nov 7, 2007
    Replies:
    7
    Views:
    1,357
    TAANK
    Nov 13, 2007
  34. r0ckstarr

    What spark plugs is everybody running right now?

    r0ckstarr, Feb 27, 2010
    Replies:
    12
    Views:
    1,021
    doc
    Feb 28, 2010
  35. 64BuickCat

    What spark plug wires are you using?

    64BuickCat, Mar 30, 2008
    Replies:
    11
    Views:
    941
    Jim Cannon
    Mar 31, 2008
  36. cobravii

    What size pipes to use?

    cobravii, Jun 10, 2020
    Replies:
    11
    Views:
    520
    gs66
    Jun 11, 2020
  37. jlasinski

    What size is this?

    jlasinski, Oct 25, 2007
    Replies:
    4
    Views:
    705
    lapham3@aol.com
    Oct 27, 2007
  38. yonausti

    What size Holley?

    yonausti, Feb 21, 2005
    Replies:
    6
    Views:
    935
    yonausti
    Feb 24, 2005
  39. rez_pitbull

    What size are the ring grooves?

    rez_pitbull, May 31, 2005
    Replies:
    1
    Views:
    471
    Babeola
    Jun 1, 2005
  40. jaredyocum

    what size and thread are nailhead oil drainplugs ?

    jaredyocum, Oct 20, 2006
    Replies:
    3
    Views:
    525
    CTX-SLPR
    Oct 23, 2006
  41. BamaWildcat

    What size and lenght are water pump bolts?

    BamaWildcat, Sep 17, 2004
    Replies:
    4
    Views:
    722
    BamaWildcat
    Nov 16, 2004
  42. Rudebaker

    What should I pay?

    Rudebaker, Apr 30, 2008
    Replies:
    11
    Views:
    1,111
    Rudebaker
    May 4, 2008
  43. Damian Kolosik

    What should i expect?

    Damian Kolosik, Dec 9, 2003
    Replies:
    0
    Views:
    441
    Damian Kolosik
    Dec 9, 2003
  44. Silver Bullet

    What should I expect to pay for a spread bore intake manifold

    Silver Bullet, Apr 3, 2008
    Replies:
    12
    Views:
    2,021
    wildcat2
    Apr 5, 2008
  45. 87GN@Tahoe

    what should I do with my '64 Riviera?

    87GN@Tahoe, Dec 2, 2006 ... 2
    Replies:
    26
    Views:
    2,195
    CTX-SLPR
    Mar 4, 2007
  46. fiat128

    What should I check on a NOS nailhead?

    fiat128, Sep 27, 2007
    Replies:
    4
    Views:
    905
    doc
    Sep 28, 2007
  47. 36threewindow

    what sealer for polished aluminum

    36threewindow, May 31, 2014
    Replies:
    12
    Views:
    2,191
    specialkid
    Jun 8, 2014
  48. 66larkgs

    What rpm Nailhead builds power too?

    66larkgs, Apr 20, 2011
    Replies:
    2
    Views:
    867
    CameoInvicta
    Apr 21, 2011
  49. 66larkgs

    what rpm for valve float?

    66larkgs, Jul 21, 2014
    Replies:
    4
    Views:
    667
    Buford
    Jul 26, 2014
  50. 36threewindow

    What replace distributor for 1965 401 4bbl

    36threewindow, Sep 20, 2013
    Replies:
    11
    Views:
    1,365
    gs66
    Sep 21, 2019
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