'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. Houmark

    401" stumbles at standstill in gear..

    Houmark, Jul 8, 2015
    Replies:
    15
    Views:
    1,554
    Houmark
    Jul 17, 2015
  2. NorCal.Buicknut

    401 year ?

    NorCal.Buicknut, Sep 10, 2013
    Replies:
    8
    Views:
    1,374
    doc
    Sep 16, 2013
  3. gnx396

    401 won't idle all of a sudden

    gnx396, Apr 18, 2013
    Replies:
    5
    Views:
    965
    doc
    Apr 18, 2013
  4. leadsled01

    401 with weak spark ????

    leadsled01, Sep 4, 2009
    Replies:
    8
    Views:
    1,583
    leadsled01
    Sep 8, 2009
  5. heyjude076

    401 with 8 single barrel carbs

    heyjude076, Dec 17, 2009
    Replies:
    8
    Views:
    4,427
    CameoInvicta
    Dec 19, 2009
  6. Wicked50

    401 with 2 Barrel Primary

    Wicked50, Jul 6, 2014
    Replies:
    7
    Views:
    806
    doc
    Jul 6, 2014
  7. 445V8BUICK

    401 wildcat 445 value

    445V8BUICK, Nov 3, 2009
    Replies:
    3
    Views:
    1,522
    wkillgs
    Nov 30, 2009
  8. Lee Martin

    401 Water Pump Pulley

    Lee Martin, Sep 27, 2007
    Replies:
    0
    Views:
    936
    Lee Martin
    Sep 27, 2007
  9. Blue Wagon

    401 vs. 425?

    Blue Wagon, Mar 13, 2020 ... 2 3
    Replies:
    53
    Views:
    3,367
    GranSportSedan
    Apr 19, 2020
  10. KDML

    401 vs 425

    KDML, Nov 7, 2009 ... 2 3 4
    Replies:
    62
    Views:
    14,677
    CameoInvicta
    Nov 21, 2010
  11. 65wildcater

    401 valve timing

    65wildcater, Jun 13, 2011
    Replies:
    17
    Views:
    2,918
    65wildcater
    Jun 23, 2011
  12. Doug Short

    401 Valve clearance

    Doug Short, Dec 23, 2004
    Replies:
    15
    Views:
    2,144
    Zach Collie
    Dec 26, 2004
  13. 66electrafied

    401 Tune Up; this car defeats me!

    66electrafied, May 8, 2016 ... 2
    Replies:
    36
    Views:
    5,058
    6WildCat5
    May 18, 2016
  14. wildcat

    401 tune up question

    wildcat, May 27, 2002
    Replies:
    5
    Views:
    1,351
    Bill Bailey
    Jul 4, 2002
  15. jeremyillingwor

    401 tune up

    jeremyillingwor, May 17, 2015 ... 2
    Replies:
    21
    Views:
    2,372
    jeremyillingwor
    May 25, 2015
  16. 63 Rivi

    401 Tune Question

    63 Rivi, Mar 20, 2006
    Replies:
    10
    Views:
    1,237
    Greg's First
    Mar 23, 2006
  17. HOTTROD

    401 transmission leak

    HOTTROD, Jul 14, 2008
    Replies:
    8
    Views:
    1,113
    Mr62Buick
    Jul 19, 2008
  18. v8regalowner

    401 to 425

    v8regalowner, Sep 19, 2010
    Replies:
    4
    Views:
    922
    telriv
    Sep 19, 2010
  19. BuickStreet

    401 Timing specs

    BuickStreet, Jun 27, 2002
    Replies:
    0
    Views:
    1,704
    BuickStreet
    Jun 27, 2002
  20. Hyfire

    401 Timing Covers

    Hyfire, Apr 29, 2009
    Replies:
    3
    Views:
    618
    Hyfire
    Apr 30, 2009
  21. asu_nate

    401 Timing Cover

    asu_nate, May 29, 2012
    Replies:
    16
    Views:
    2,470
    asu_nate
    Jun 10, 2012
  22. Trikeman72

    401 thermostat selection

    Trikeman72, Oct 22, 2010
    Replies:
    13
    Views:
    2,234
    RBear571
    Oct 24, 2010
  23. jeremyillingwor

    401 thermostat housing gasket

    jeremyillingwor, Jul 31, 2015
    Replies:
    5
    Views:
    848
    telriv
    Jul 31, 2015
  24. Herby

    401 temperature sensor

    Herby, Apr 24, 2007
    Replies:
    7
    Views:
    2,184
    DUTCH WILDCAT
    Apr 26, 2007
  25. Murphy

    401 Swap Info Needed

    Murphy, Feb 17, 2005
    Replies:
    14
    Views:
    1,588
    gsgtx
    Feb 9, 2011
  26. DreamMachine63

    401 Sudden Coolant Leak

    DreamMachine63, Apr 7, 2017
    Replies:
    7
    Views:
    1,379
    DreamMachine63
    Apr 10, 2017
  27. Tyler Townsley

    401 Stroker Crank and Cam spects.

    Tyler Townsley, Jul 7, 2003
    Replies:
    2
    Views:
    1,127
    BuickStreet
    Jul 8, 2003
  28. tobyj1975

    401 Stock 2 Barrel to 4 Barrel

    tobyj1975, Feb 16, 2018
    Replies:
    9
    Views:
    1,365
    tobyj1975
    Aug 14, 2018
  29. weim55

    401 Stick Flywheel ID

    weim55, Apr 19, 2010
    Replies:
    6
    Views:
    1,449
    weim55
    May 15, 2010
  30. staged67gspwr

    401 starter question

    staged67gspwr, Oct 12, 2002
    Replies:
    11
    Views:
    1,634
    Babeola
    Oct 13, 2002
  31. dennis h. pater

    401 starter on a 322"?

    dennis h. pater, Aug 11, 2010
    Replies:
    13
    Views:
    2,066
    bhambulldog
    Aug 24, 2010
  32. Kqqlcat

    401 Started Smoking

    Kqqlcat, Jun 22, 2017 ... 2 3
    Replies:
    47
    Views:
    4,430
    Kqqlcat
    Aug 16, 2017
  33. john m

    401 spreadbore intake manifold price

    john m, Dec 2, 2018
    Replies:
    16
    Views:
    759
    gs66
    Dec 9, 2018
  34. BuickSchrauber

    401 speed parts wanted

    BuickSchrauber, Aug 15, 2008
    Replies:
    7
    Views:
    748
    71customConv
    Aug 27, 2008
  35. DocWatson

    401 specs?

    DocWatson, Mar 22, 2008
    Replies:
    6
    Views:
    854
    DocWatson
    Mar 29, 2008
  36. 66GSconv.

    401 short block dyno numbers

    66GSconv., Sep 16, 2013 ... 2
    Replies:
    21
    Views:
    2,011
    SpecialWagon65
    Sep 25, 2013
  37. Demolition man

    401 short block $100

    Demolition man, Nov 1, 2018
    Replies:
    11
    Views:
    966
    Demolition man
    Nov 23, 2018
  38. 66GSconv.

    401 short block

    66GSconv., Feb 9, 2011 ... 2 3 4
    Replies:
    63
    Views:
    13,688
    66gsconv
    Sep 18, 2012
  39. SpecialWagon65

    401 running problem

    SpecialWagon65, Jul 20, 2003
    Replies:
    3
    Views:
    760
    SpecialWagon65
    Jul 21, 2003
  40. dagm

    401 Running on 6 cylinders

    dagm, Feb 2, 2003
    Replies:
    7
    Views:
    1,113
    Doug Short
    Feb 23, 2003
  41. 70gsjim

    401 running hot at low speed

    70gsjim, Aug 14, 2014
    Replies:
    10
    Views:
    721
    Schurkey
    Aug 18, 2014
  42. Brian

    401 rod bolts--ARP?

    Brian, Oct 15, 2014
    Replies:
    2
    Views:
    716
    Brian
    Oct 15, 2014
  43. odgs455

    401 rebuilt

    odgs455, May 13, 2011
    Replies:
    5
    Views:
    959
    lapham3@aol.com
    May 14, 2011
  44. 1966buickgs

    401 rebuild with tapping noise...

    1966buickgs, Aug 22, 2016 ... 2 3
    Replies:
    51
    Views:
    5,938
    GSBuick65
    Oct 16, 2016
  45. ypc04

    401 rebuild

    ypc04, Feb 9, 2004
    Replies:
    3
    Views:
    601
    flynbuick
    Feb 10, 2004
  46. woodchuck2

    401 rebuild

    woodchuck2, Nov 23, 2018 ... 2
    Replies:
    34
    Views:
    2,556
    Aussie V8
    Jan 8, 2019
  47. koen

    401 rebuild

    koen, Sep 28, 2007
    Replies:
    8
    Views:
    1,135
    koen
    Oct 1, 2007
  48. v8regalowner

    401 rear main

    v8regalowner, Feb 16, 2011
    Replies:
    7
    Views:
    2,164
    v8regalowner
    Feb 17, 2011
  49. Wicked50

    401 Radiator

    Wicked50, Sep 24, 2011
    Replies:
    3
    Views:
    902
    doc
    Oct 4, 2011
  50. Herby

    401 radiator

    Herby, Jun 18, 2007
    Replies:
    1
    Views:
    673
    Brian
    Jun 19, 2007
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Page 87 of 99