'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. garybuick

    Was the 401 nailhead available with 3 on the tree in 1959?

    garybuick, Jun 11, 2016 ... 2 3
    Replies:
    50
    Views:
    6,446
    doc
    Mar 16, 2017
  2. my55buick

    Question about Docs Intake mod

    my55buick, Mar 14, 2017
    Replies:
    4
    Views:
    1,132
    doc
    Mar 16, 2017
  3. Aussie V8

    Air filter compatability

    Aussie V8, Mar 9, 2017
    Replies:
    3
    Views:
    647
    Aussie V8
    Mar 12, 2017
  4. slosteve

    401 Deck Height

    slosteve, Mar 10, 2017
    Replies:
    11
    Views:
    1,124
    telriv
    Mar 11, 2017
  5. john m

    1966 Skylark GS

    john m, Mar 9, 2017
    Replies:
    2
    Views:
    662
    john m
    Mar 11, 2017
  6. Wicked50

    750cfm Carb HELP

    Wicked50, Mar 1, 2017
    Replies:
    17
    Views:
    1,362
    Wicked50
    Mar 7, 2017
  7. Ray66Skylark

    '66 425 Swap into '66 Skylark Originally w/ 340

    Ray66Skylark, Mar 3, 2017
    Replies:
    6
    Views:
    1,242
    nekkidhillbilly
    Mar 7, 2017
  8. Wicked50

    750cfm 4 Barrel or 3x2

    Wicked50, Feb 10, 2017
    Replies:
    18
    Views:
    1,414
    John Codman
    Feb 24, 2017
  9. bhambulldog

    Just what I need from JEGS

    bhambulldog, Feb 20, 2017
    Replies:
    10
    Views:
    1,354
    John Codman
    Feb 24, 2017
  10. 1966buickgs

    What weight of oil do i use in my 401

    1966buickgs, Feb 16, 2017
    Replies:
    7
    Views:
    1,679
    66BulldogGS
    Feb 18, 2017
  11. 66BulldogGS

    The Return of Don's 1966 Skylark GS....The Beginning

    66BulldogGS, Apr 8, 2013 ... 2 3
    Replies:
    50
    Views:
    7,468
    telriv
    Feb 13, 2017
  12. gsgtx

    spring pressure

    gsgtx, Feb 4, 2017
    Replies:
    1
    Views:
    699
    telriv
    Feb 4, 2017
  13. Wicked50

    Need info on 1961 Carb

    Wicked50, Feb 4, 2017
    Replies:
    4
    Views:
    515
    telriv
    Feb 4, 2017
  14. Dznuggets

    Trouble locating engine parts

    Dznuggets, Feb 3, 2017
    Replies:
    2
    Views:
    707
    Bigpig455
    Feb 3, 2017
  15. 36threewindow

    Aluminum Finned spark plug cover question

    36threewindow, Jan 27, 2017
    Replies:
    6
    Views:
    902
    bhambulldog
    Jan 29, 2017
  16. slosteve

    Oil Filter Bypass?

    slosteve, Jan 25, 2017
    Replies:
    4
    Views:
    785
    slosteve
    Jan 26, 2017
  17. Kqqlcat

    What Fuel Filter

    Kqqlcat, Jan 23, 2017
    Replies:
    3
    Views:
    846
    Kqqlcat
    Jan 24, 2017
  18. dlmwtvl

    Offsetting piston pins....

    dlmwtvl, Jan 20, 2017
    Replies:
    4
    Views:
    931
    8ad-f85
    Jan 20, 2017
  19. gsgtx

    stock pistons all measure different in the hole

    gsgtx, Jan 12, 2017
    Replies:
    12
    Views:
    1,356
    8ad-f85
    Jan 18, 2017
  20. Captjimmy

    66-67 GS 401 adapter plate template?

    Captjimmy, Jan 15, 2017
    Replies:
    9
    Views:
    1,240
    telriv
    Jan 16, 2017
  21. slosteve

    Anybody Familiar With This Shop?

    slosteve, Jan 15, 2017
    Replies:
    0
    Views:
    592
    slosteve
    Jan 15, 2017
  22. JayTee

    seeking 66 Riviera 425 smog removal advice .

    JayTee, Sep 1, 2016
    Replies:
    19
    Views:
    2,118
    436'd Skylark
    Jan 12, 2017
  23. Wicked50

    Swapping to an Edelbrock

    Wicked50, Jan 6, 2017
    Replies:
    2
    Views:
    781
    my1stBuick
    Jan 11, 2017
  24. slosteve

    New Oil Pump

    slosteve, Jan 10, 2017
    Replies:
    4
    Views:
    650
    8ad-f85
    Jan 11, 2017
  25. JayZee88

    Fresh built 364 needs more power

    JayZee88, Jan 10, 2017
    Replies:
    8
    Views:
    811
    doc
    Jan 11, 2017
  26. gsgtx

    oil drain plug

    gsgtx, Jan 9, 2017
    Replies:
    5
    Views:
    850
    DugsSin
    Jan 10, 2017
  27. WildcatMark

    Correct carb for 63 Wildcat with a 425

    WildcatMark, Dec 7, 2016
    Replies:
    14
    Views:
    1,849
    Kqqlcat
    Jan 9, 2017
  28. alini

    oil galley plugs

    alini, Dec 1, 2014
    Replies:
    10
    Views:
    1,834
    dual-quadism
    Jan 8, 2017
  29. dlmwtvl

    1966 401 #374603 cylinder head flow question.

    dlmwtvl, Jan 7, 2017
    Replies:
    6
    Views:
    912
    8ad-f85
    Jan 7, 2017
  30. Heloman

    My Nailhead

    Heloman, Dec 18, 2016
    Replies:
    12
    Views:
    1,342
    John Codman
    Jan 2, 2017
  31. NewSchool

    Help with Ignition Problem

    NewSchool, Dec 30, 2016 ... 2
    Replies:
    20
    Views:
    2,241
    NewSchool
    Dec 31, 2016
  32. Captjimmy

    401 into a 66 skylark

    Captjimmy, Dec 26, 2016 ... 2
    Replies:
    29
    Views:
    3,211
    telriv
    Dec 31, 2016
  33. BuickSpecial41

    Need to get at least 250 Hp out of a 322

    BuickSpecial41, Mar 3, 2016 ... 2
    Replies:
    34
    Views:
    5,085
    telriv
    Dec 31, 2016
  34. my1stBuick

    Is a dashpot necessary with Edelbrock carb?

    my1stBuick, Dec 23, 2016
    Replies:
    17
    Views:
    4,023
    1972Mach1
    Dec 28, 2016
  35. slosteve

    Interference Fit?!

    slosteve, Dec 24, 2016
    Replies:
    2
    Views:
    630
    telriv
    Dec 25, 2016
  36. itswill

    Piston rings for one piston

    itswill, Jul 18, 2016 ... 2
    Replies:
    35
    Views:
    3,777
    slosteve
    Dec 21, 2016
  37. NewSchool

    Sanderson Headers for my 63 Riviera

    NewSchool, Oct 17, 2016 ... 2 3
    Replies:
    46
    Views:
    6,269
    telriv
    Dec 21, 2016
  38. my1stBuick

    What air cleaner for Edel 1411 750cfm on a 425 in a 64 Riviera?

    my1stBuick, Dec 6, 2016
    Replies:
    4
    Views:
    1,070
    my1stBuick
    Dec 18, 2016
  39. SpecialWagon65

    Nailhead Dyno'd

    SpecialWagon65, Apr 21, 2008 ... 2 3
    Replies:
    43
    Views:
    14,297
    SpecialWagon65
    Dec 14, 2016
  40. my1stBuick

    Any fine details to know before installing 750 CFM Edelbrock Performer?

    my1stBuick, Dec 9, 2016 ... 2
    Replies:
    22
    Views:
    2,124
    my1stBuick
    Dec 11, 2016
  41. Wicked50

    Engine Sound

    Wicked50, Dec 8, 2016
    Replies:
    5
    Views:
    802
    Buick 72
    Dec 9, 2016
  42. thood1954

    66 GS w/401 Nailhead What carb is supposed to be on it?

    thood1954, Nov 9, 2016 ... 2
    Replies:
    27
    Views:
    5,878
    Bigpig455
    Dec 2, 2016
  43. NewSchool

    Holley Sniper EFI Self-Tuning Kits

    NewSchool, Jul 21, 2016
    Replies:
    14
    Views:
    2,802
    NewSchool
    Nov 16, 2016
  44. nekkidhillbilly

    supercharger question

    nekkidhillbilly, Nov 9, 2016 ... 2 3
    Replies:
    52
    Views:
    4,157
    telriv
    Nov 15, 2016
  45. cool55

    MSD distributor-Best springs and advance bushing

    cool55, Nov 9, 2016
    Replies:
    3
    Views:
    2,294
    LARRY70GS
    Nov 11, 2016
  46. cobravii

    Chasing a knock!

    cobravii, Nov 10, 2016
    Replies:
    6
    Views:
    709
    Wildcat GS
    Nov 10, 2016
  47. dirk401425

    1954 buick special 264

    dirk401425, Oct 23, 2016
    Replies:
    13
    Views:
    1,529
    John Codman
    Nov 10, 2016
  48. Wicked50

    Master Cylinder Cover

    Wicked50, Oct 30, 2016
    Replies:
    2
    Views:
    772
    1972Mach1
    Nov 2, 2016
  49. Wicked50

    Replacing with a 4 barrel

    Wicked50, Jun 25, 2016 ... 2
    Replies:
    22
    Views:
    2,794
    doc
    Oct 31, 2016
  50. dirk401425

    Air cleaner fitment

    dirk401425, Oct 28, 2016
    Replies:
    7
    Views:
    1,096
    dirk401425
    Oct 29, 2016
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