Street/strip 400/430/455

Building your GS motor? Ask all questions relating to the late big block here.

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  1. 69buickriviera

    1973 455 engine hp??

    69buickriviera, Dec 22, 2007
    Replies:
    8
    Views:
    16,140
    buicks
    Sep 14, 2011
  2. cstanley-gs

    Starter turns slow when engine is hot

    cstanley-gs, Feb 12, 2012 ... 2
    Replies:
    29
    Views:
    15,767
    TheSilverBuick
    May 12, 2012
  3. BigBlockSkylark

    455 Firing Order?

    BigBlockSkylark, Oct 21, 2014
    Replies:
    11
    Views:
    15,124
    hugger
    Oct 23, 2014
  4. jamyers

    I'm stumped - engine won't start, spits back through carb - Help!

    jamyers, Sep 7, 2014 ... 2
    Replies:
    23
    Views:
    15,006
    jamyers
    Sep 11, 2014
  5. Smiley's84

    buick engine builders in Ohio

    Smiley's84, Apr 8, 2007 ... 2 3 4
    Replies:
    68
    Views:
    14,970
    ranger
    Sep 2, 2007
  6. 1969BuickRivier

    1969 Buick Riviera 430 suggestions....

    1969BuickRivier, Sep 30, 2012 ... 2 3 4
    Replies:
    67
    Views:
    14,778
    1969BuickRivier
    Oct 11, 2012
  7. speedtigger

    Deliver me from temptation - LS1 swap

    speedtigger, May 16, 2010 ... 3 4 5
    Replies:
    96
    Views:
    14,664
    speedtigger
    Dec 18, 2010
  8. MD_76_LIMITED

    Hard/Slow Crank When Hot

    MD_76_LIMITED, Apr 24, 2016 ... 2 3
    Replies:
    49
    Views:
    14,623
    SteeveeDee
    Apr 28, 2016
  9. 70BuickStage1

    455 Stage 1 car/engine: is it or is it not

    70BuickStage1, Dec 5, 2007
    Replies:
    15
    Views:
    14,321
    copperheadgs1
    Feb 4, 2010
  10. knucklebusted

    Running a Little Bit Hot Tonight!

    knucklebusted, Jul 14, 2015 ... 6 7 8
    Replies:
    140
    Views:
    14,275
    knucklebusted
    Oct 20, 2015
  11. GoldBoattail455

    Valve cover gaskets, Cork or rubber?

    GoldBoattail455, Jan 9, 2006 ... 2 3
    Replies:
    45
    Views:
    14,142
    Jim Weise
    May 24, 2014
  12. Johnny Angel

    My engine is finally done...WOW!!!

    Johnny Angel, Mar 22, 2007 ... 4 5 6
    Replies:
    102
    Views:
    13,823
    Johnny Angel
    Jun 19, 2007
  13. bobc455

    Basic engine diagnosis- Burning oil but good compression

    bobc455, Jun 7, 2007
    Replies:
    16
    Views:
    13,777
    C9
    Jun 13, 2007
  14. Jim Weise

    Drop base air cleaner bottom for TE heads/stock hood

    Jim Weise, Mar 16, 2009 ... 2
    Replies:
    35
    Views:
    13,774
    Opa
    Sep 5, 2010
  15. Hawaii69GS

    455 Stroker Kit

    Hawaii69GS, Apr 22, 2008
    Replies:
    5
    Views:
    13,520
    Hawaii69GS
    Apr 23, 2008
  16. khaki06

    True Horsepower of Buick 430

    khaki06, Feb 24, 2017
    Replies:
    16
    Views:
    13,512
    Gary Farmer
    Feb 26, 2017
  17. waterwolf

    Edelbrock heads 60049

    waterwolf, Sep 28, 2011 ... 2 3 4
    Replies:
    61
    Views:
    13,224
    TommyV
    Dec 3, 2023
  18. advanced24

    Cam Selection ?????????

    advanced24, Dec 6, 2009 ... 2 3
    Replies:
    55
    Views:
    13,210
    LARRY70GS
    May 20, 2012
  19. ick

    Anyone using a Crower 52242 Compu Pro camshaft ..

    ick, Feb 13, 2013 ... 4 5 6
    Replies:
    117
    Views:
    13,083
    ick
    Apr 2, 2013
  20. GlenL

    Piston and cam choice for 455 build

    GlenL, Oct 27, 2012 ... 2 3
    Replies:
    53
    Views:
    13,064
    HotRodRivi
    Nov 11, 2015
  21. RG67BEAST

    Align Honing

    RG67BEAST, Jun 28, 2010 ... 2 3
    Replies:
    57
    Views:
    12,939
    online170
    Jan 25, 2011
  22. Torsdalen

    EFI for Buick 455, what do i choose ?

    Torsdalen, Feb 23, 2018 ... 2 3 4
    Replies:
    65
    Views:
    12,872
    sailbrd
    Oct 7, 2018
  23. 436'd Skylark

    Compression Ratio Vs octane requirements

    436'd Skylark, Mar 25, 2004
    Replies:
    9
    Views:
    12,722
    TimR
    Mar 28, 2004
  24. 87GN_70GS

    If you are using one of these type air cleaner bases - stop, and throw it away

    87GN_70GS, Dec 8, 2020 ... 5 6 7
    Replies:
    132
    Views:
    12,650
    12lives
    Feb 2, 2021
  25. Jim Weise

    Sneak peek.. STG 2 Iron motor- all the parts from Buick..

    Jim Weise, Dec 3, 2009 ... 2 3 4
    Replies:
    75
    Views:
    12,602
    Aerobatix
    Sep 3, 2014
  26. chrisg

    OK, how do I get my '72 Skylark from 12.20's to 11.80's?

    chrisg, Nov 14, 2014 ... 2 3 4
    Replies:
    75
    Views:
    12,508
    70 gsconvt
    Aug 30, 2015
  27. danelectro7

    Should I rebuild my Quadrajet or get a new carburetor?

    danelectro7, Jul 17, 2003 ... 2
    Replies:
    23
    Views:
    12,477
    danelectro7
    Aug 5, 2003
  28. dynotech1

    Rear main seal for 455

    dynotech1, Apr 16, 2012 ... 2
    Replies:
    33
    Views:
    12,400
    Timonator
    Mar 19, 2014
  29. Rich Johns

    Best Oil filter for street/strip 455?

    Rich Johns, Feb 19, 2011 ... 2 3
    Replies:
    46
    Views:
    12,379
    gmcgruther
    Jun 25, 2011
  30. Torsdalen

    Stallspeed converter TH400 / 455 Stage 1

    Torsdalen, Feb 19, 2011 ... 2 3
    Replies:
    40
    Views:
    12,313
    Torsdalen
    Oct 22, 2011
  31. "66 Special 455

    455 acceptable idle oil pressure

    "66 Special 455, Oct 20, 2012 ... 2 3
    Replies:
    47
    Views:
    12,295
    Mark Demko
    Apr 30, 2023
  32. RoadShark

    Best starter for BBB with shorty headers?

    RoadShark, Aug 14, 2016 ... 3 4 5
    Replies:
    86
    Views:
    12,192
    LARRY70GS
    May 21, 2017
  33. kev 190164

    EFI fuel injection

    kev 190164, Oct 10, 2015 ... 2 3 4
    Replies:
    61
    Views:
    12,056
    8ad-f85
    Feb 13, 2016
  34. 1969buickGS
    Locked

    New 1967-76 400-430-455 Timing Cover

    1969buickGS, May 28, 2009 ... 2
    Replies:
    32
    Views:
    12,053
    1969buickGS
    Aug 17, 2009
  35. GoldBoattail455

    455 Oil Pump

    GoldBoattail455, Aug 24, 2005 ... 2
    Replies:
    29
    Views:
    12,034
    LARRY70GS
    Oct 20, 2010
  36. Ken Warner

    F.a.s.t. Ez-efi

    Ken Warner, Jun 14, 2009 ... 2
    Replies:
    35
    Views:
    12,005
    supremeefi
    May 29, 2012
  37. nelson20

    455 Performer intake install

    nelson20, Jan 29, 2009 ... 2 3 4
    Replies:
    64
    Views:
    11,968
    nelson20
    Mar 4, 2009
  38. 69_GS_400

    Upper radiator hose sucks close.

    69_GS_400, Sep 21, 2007 ... 2
    Replies:
    31
    Views:
    11,921
    Schurkey
    Jan 4, 2008
  39. 84SilverbirdSE

    Permatex "the right stuff" any good? and info?

    84SilverbirdSE, Jan 19, 2010 ... 2
    Replies:
    20
    Views:
    11,915
    TORQUED455
    Jan 23, 2010
  40. Taul

    Chevy 454 engine swap for my 67 Riviera

    Taul, Jan 7, 2010 ... 2
    Replies:
    37
    Views:
    11,901
    austrian455
    Jan 10, 2010
  41. ba3ous

    Wilwood proportioning valve

    ba3ous, Feb 14, 2015
    Replies:
    6
    Views:
    11,885
    LARRY70GS
    Feb 16, 2015
  42. oldsbuickhybrid

    Fixing Up 1976 Buick Junkyard Engine

    oldsbuickhybrid, Jul 25, 2014 ... 2 3 4
    Replies:
    79
    Views:
    11,817
    oldsbuickhybrid
    Nov 2, 2016
  43. copperheadgs1

    1231738/1238861 casting block differences?

    copperheadgs1, Mar 20, 2006 ... 2
    Replies:
    23
    Views:
    11,743
    copperheadgs1
    Mar 27, 2006
  44. calvin dubose

    SR code SF code 455's whats the Difference

    calvin dubose, May 30, 2006 ... 2 3
    Replies:
    46
    Views:
    11,680
    LARRY70GS
    Jan 14, 2023
  45. NeverL8

    455 Stage 2 build has started!

    NeverL8, May 21, 2009 ... 2 3 4
    Replies:
    77
    Views:
    11,631
    LukeN
    Mar 16, 2012
  46. 1972LesabreVert

    When to use synthetic oil?

    1972LesabreVert, Jul 3, 2012 ... 2 3 4
    Replies:
    68
    Views:
    11,612
    DauntlessSB92
    Sep 12, 2012
  47. qak

    progression ignition distributor review

    qak, Apr 15, 2021 ... 4 5 6
    Replies:
    100
    Views:
    11,592
    1968_GS400
    Jan 2, 2024
  48. dirtrider546

    meanest sounding buick?

    dirtrider546, Sep 15, 2008 ... 2 3
    Replies:
    53
    Views:
    11,517
    dr
    Nov 8, 2008
  49. theone61636

    Buick 455 build...last one i swear

    theone61636, Feb 16, 2014 ... 2 3 4
    Replies:
    73
    Views:
    11,414
    snucks
    Oct 18, 2014
  50. Johnny Angel

    How Much, is Too Much Initial Timing?

    Johnny Angel, Feb 24, 2006 ... 2 3
    Replies:
    41
    Views:
    11,381
    dinoz
    Feb 28, 2006
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