Street/strip 400/430/455

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

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  1. bignastyGS
    Sticky

    Let's discuss cam bearings

    bignastyGS, Dec 18, 2021 ... 2 3
    Replies:
    45
    Views:
    2,526
    TimR
    Aug 28, 2022
  2. Jim Weise
    Sticky

    Camshaft degreeing 101

    Jim Weise, Jan 16, 2011 ... 2 3
    Replies:
    47
    Views:
    40,268
    SageSenior
    May 28, 2022
  3. Jim Weise
    Sticky

    400/430/455 Block ID, Prep and Oiling mods

    Jim Weise, Oct 8, 2010 ... 3 4 5
    Replies:
    96
    Views:
    92,079
    StfSocal
    May 2, 2022
  4. Quick Buick
    Sticky

    ORIGINAL SAE CONFERENCE BB HANDOUT BOOKLET- SCAN BY JIM WEISE with Pics

    Quick Buick, Nov 28, 2019
    Replies:
    4
    Views:
    1,456
    schwemf
    Dec 20, 2020
  5. Jim Weise
    Sticky

    BOP 455 Rear seal Install- Step by Step

    Jim Weise, Sep 3, 2015
    Replies:
    19
    Views:
    14,651
    Buick
    Jul 28, 2020
  6. Quick Buick
    Sticky

    400/430/455 Block ID, Prep and Oiling mods With Pictures

    Quick Buick, Nov 27, 2019
    Replies:
    4
    Views:
    2,362
    Inglburt
    May 22, 2020
  7. Quick Buick
    Sticky

    BOP 455 REAR SEAL INSTALL- STEP BY STEP BY JIM WEISE with Pics

    Quick Buick, Nov 28, 2019
    Replies:
    8
    Views:
    1,601
    LARRY70GS
    Feb 11, 2020
  8. Quick Buick
    Sticky

    Understanding Core Shift in the 455 block- why sonic checking is so important. With Pics

    Quick Buick, Nov 28, 2019
    Replies:
    1
    Views:
    1,119
    The Big Guy
    Nov 28, 2019
  9. Jim Weise
    Sticky

    Understanding Core Shift in the 455 block- why sonic checking is so important.

    Jim Weise, Feb 14, 2009 ... 2 3
    Replies:
    58
    Views:
    52,598
    piston1
    Aug 10, 2019
  10. MN GS455
    Sticky

    Blueprint machining videos, B.B. Buick

    MN GS455, Jan 14, 2019 ... 2
    Replies:
    26
    Views:
    3,729
    455 Powered
    Jul 17, 2019
  11. Jim Weise
    Sticky

    Original SAE Conference BB handout booklet- scan

    Jim Weise, Dec 7, 2010 ... 2
    Replies:
    26
    Views:
    23,603
    matt68gs400
    Sep 3, 2017
  12. Jim Weise
    Sticky

    Engine break in prep and video

    Jim Weise, Oct 13, 2010
    Replies:
    12
    Views:
    23,698
    Drachen
    Mar 13, 2016
  13. rkammer

    Change from Lectric Limited to Pertronix conversion?

    rkammer, Feb 5, 2023 at 4:48 PM ... 2
    Replies:
    28
    Views:
    419
    LARRY70GS
    Feb 7, 2023 at 2:20 PM
  14. Bogus919

    Driveshaft Loop Needed?

    Bogus919, Aug 22, 2022 ... 4 5 6
    Replies:
    113
    Views:
    1,823
    FLGS400
    Feb 7, 2023 at 2:01 PM
  15. Ray

    New build

    Ray, Feb 5, 2023 at 4:46 PM
    Replies:
    8
    Views:
    232
    Ray
    Feb 7, 2023 at 9:26 AM
  16. Patsusedparts

    455 break in failure

    Patsusedparts, Feb 3, 2023 at 12:29 PM ... 2 3
    Replies:
    42
    Views:
    1,309
    puddle
    Feb 7, 2023 at 8:53 AM
  17. Frankie70GS

    Starter Clearances

    Frankie70GS, Jan 13, 2023
    Replies:
    18
    Views:
    303
    ranger
    Feb 6, 2023 at 10:41 PM
  18. mikegs400

    whats the diff.

    mikegs400, Feb 2, 2023 at 11:43 AM
    Replies:
    12
    Views:
    318
    mikegs400
    Feb 6, 2023 at 12:00 PM
  19. 68special455

    Fuel tank insulation

    68special455, Feb 4, 2023 at 5:42 PM
    Replies:
    6
    Views:
    134
    Matt Knutson
    Feb 6, 2023 at 10:13 AM
  20. mikegs400

    Good machine shop

    mikegs400, Feb 5, 2023 at 6:05 PM
    Replies:
    0
    Views:
    87
    mikegs400
    Feb 5, 2023 at 6:05 PM
  21. ROCK N ROLL GSX

    STAGE 2 HOOD SCOOP x 3

    ROCK N ROLL GSX, Jan 14, 2023 ... 2
    Replies:
    27
    Views:
    1,017
    Bens99gtp
    Feb 5, 2023 at 12:21 PM
  22. Bigpig455

    Head Porting write up

    Bigpig455, Feb 4, 2023 at 8:40 AM
    Replies:
    5
    Views:
    188
    LARRY70GS
    Feb 5, 2023 at 8:27 AM
  23. 1970stage1455

    What valve springs to use?

    1970stage1455, Feb 1, 2023 at 9:45 AM
    Replies:
    11
    Views:
    179
    BrunoD
    Feb 2, 2023 at 9:41 AM
  24. Sebambam

    69 C10 BBB Project

    Sebambam, Apr 23, 2021 ... 7 8 9
    Replies:
    164
    Views:
    5,599
    Sebambam
    Feb 2, 2023 at 7:56 AM
  25. Canadian GS 350

    71 and up 455 oil pressure hole size at front of block

    Canadian GS 350, Jan 29, 2023
    Replies:
    8
    Views:
    174
    Canadian GS 350
    Jan 30, 2023
  26. Electra Sweden

    Buick 455 idle questions

    Electra Sweden, Oct 6, 2022 ... 2 3
    Replies:
    44
    Views:
    1,420
    Schurkey
    Jan 29, 2023
  27. Jim57

    Camshaft

    Jim57, Jan 24, 2023
    Replies:
    11
    Views:
    369
    LARRY70GS
    Jan 24, 2023
  28. Jim57

    Camshafts

    Jim57, Jan 23, 2023
    Replies:
    3
    Views:
    237
    Schurkey
    Jan 24, 2023
  29. jr_

    Cam lobe to lifter alignment

    jr_, Jan 14, 2023
    Replies:
    13
    Views:
    413
    70 GMuscle
    Jan 21, 2023
  30. Jesse Tackett

    Oil hole in stock 455 connecting rod?

    Jesse Tackett, Jan 20, 2023
    Replies:
    7
    Views:
    173
    Schurkey
    Jan 21, 2023
  31. 87GN_70GS

    I cannot recommend the BOP one-piece rear main seal

    87GN_70GS, Jan 9, 2023
    Replies:
    16
    Views:
    593
    87GN_70GS
    Jan 20, 2023
  32. calvin dubose

    SR code SF code 455's whats the Difference

    calvin dubose, May 30, 2006 ... 2 3
    Replies:
    46
    Views:
    10,492
    LARRY70GS
    Jan 14, 2023
  33. srobinr

    Is this engine usable for stockish rebuild

    srobinr, Jan 12, 2023
    Replies:
    16
    Views:
    382
    Mark Demko
    Jan 14, 2023
  34. Jerrit72Riv

    Looking for Advice, Suggestions for Street 455 Build

    Jerrit72Riv, Dec 8, 2020 ... 2
    Replies:
    33
    Views:
    1,358
    Mark Demko
    Jan 13, 2023
  35. Carcrazy

    455 casting numbers vs stamped codes

    Carcrazy, Jan 12, 2023
    Replies:
    5
    Views:
    137
    Bigpig455
    Jan 12, 2023
  36. srb

    Lifter tick 430?

    srb, Jan 9, 2023 ... 2
    Replies:
    21
    Views:
    479
    Bens99gtp
    Jan 12, 2023
  37. Bogus919

    Head Gasket Option, what should I use?

    Bogus919, Jan 10, 2023
    Replies:
    11
    Views:
    260
    Bogus919
    Jan 11, 2023
  38. 68special455

    Crazy loud fuel pump

    68special455, Jan 7, 2023 ... 2
    Replies:
    21
    Views:
    453
    68special455
    Jan 10, 2023
  39. RoseBud68

    GS Xmas gift

    RoseBud68, Jan 1, 2023
    Replies:
    3
    Views:
    246
    RoseBud68
    Jan 10, 2023
  40. fastest430

    Questionable casting

    fastest430, Jan 6, 2023 ... 2
    Replies:
    23
    Views:
    677
    hugger
    Jan 10, 2023
  41. dmruschell

    455 replacing fuel pump

    dmruschell, Jun 12, 2015 ... 2
    Replies:
    20
    Views:
    5,498
    BrunoD
    Jan 10, 2023
  42. fanofsteel

    Upgrade to a roller setup on 1970 GS455 with many TA parts

    fanofsteel, Dec 17, 2022 ... 2 3
    Replies:
    51
    Views:
    1,529
    Mark Demko
    Jan 10, 2023
  43. Briz

    That annoying tick.

    Briz, Sep 17, 2022 ... 2 3
    Replies:
    40
    Views:
    1,448
    Briz
    Jan 9, 2023
  44. ranger

    Best Canned Octane Booster??

    ranger, Dec 31, 2022 ... 2 3
    Replies:
    47
    Views:
    1,214
    Ken Mild
    Jan 9, 2023
  45. Jenna Nieves

    Howards Hyd Roller Lifters

    Jenna Nieves, Jan 6, 2023
    Replies:
    4
    Views:
    233
    sean Buick 76
    Jan 7, 2023
  46. jbeary

    '68 GS 400 - Oil pan stud bolts

    jbeary, Nov 22, 2022 ... 2
    Replies:
    20
    Views:
    455
    CJay
    Jan 4, 2023
  47. The Big Guy

    Need harmonic balancer for Stage 1 455. Suggestions?

    The Big Guy, Dec 28, 2022
    Replies:
    8
    Views:
    285
    steve murray
    Jan 2, 2023
  48. 1969RIVI

    Another Compression ratio and build spec's thread

    1969RIVI, Jan 25, 2022 ... 2
    Replies:
    33
    Views:
    1,070
    sean Buick 76
    Dec 31, 2022
  49. Jesse Tackett

    Buick 455 specific valve spring shims??

    Jesse Tackett, Dec 26, 2022
    Replies:
    11
    Views:
    222
    Bens99gtp
    Dec 31, 2022
  50. jbeary

    Why is my air cleaner weird?

    jbeary, Dec 28, 2022
    Replies:
    15
    Views:
    437
    Chi-Town67
    Dec 30, 2022
  51. Christopher Spouse Drew

    Need 455 parts identified

    Christopher Spouse Drew, Aug 30, 2019 ... 2
    Replies:
    22
    Views:
    755
    Christopher Spouse Drew
    Dec 29, 2022
  52. bignastyGS

    Magnafuel fuel pump and filter setup..Good??

    bignastyGS, Dec 14, 2022
    Replies:
    15
    Views:
    333
    bignastyGS
    Dec 28, 2022
  53. rkammer

    Original Delco Remy Ignition Coil Part number

    rkammer, Sep 20, 2022
    Replies:
    9
    Views:
    269
    LARRY70GS
    Dec 28, 2022
  54. qak

    progression ignition distributor review

    qak, Apr 15, 2021 ... 2 3 4
    Replies:
    64
    Views:
    5,471
    rkammer
    Dec 28, 2022
  55. jr_

    470 assembly started

    jr_, Nov 3, 2022 ... 2 3 4
    Replies:
    68
    Views:
    2,246
    Super Bald Menace
    Dec 25, 2022
  56. 1973gs

    Timing cover gasket brand

    1973gs, Dec 15, 2022
    Replies:
    18
    Views:
    474
    Matt Knutson
    Dec 23, 2022
  57. Canadian GS 350

    TA Stage 2 SE - combustion chamber cc

    Canadian GS 350, Dec 18, 2022
    Replies:
    4
    Views:
    248
    Canadian GS 350
    Dec 19, 2022
  58. Jesse Tackett

    Old KB C188 cam kit :: cut valve guides??

    Jesse Tackett, Dec 13, 2022
    Replies:
    8
    Views:
    323
    Jesse Tackett
    Dec 18, 2022
  59. larrymac40

    Issues lining up

    larrymac40, Dec 13, 2022 ... 2
    Replies:
    37
    Views:
    573
    Super Bald Menace
    Dec 14, 2022
  60. SS/GN

    Wix Filters??

    SS/GN, Dec 8, 2022 ... 2 3
    Replies:
    42
    Views:
    1,519
    hwprouty
    Dec 13, 2022
  61. Bigpig455

    Valve lash : solid cams vs. hyd cams w/ solids

    Bigpig455, Dec 11, 2022
    Replies:
    5
    Views:
    240
    Bigpig455
    Dec 12, 2022
  62. Frankie70GS

    Looking for advice Long story.

    Frankie70GS, Dec 7, 2022 ... 2 3
    Replies:
    44
    Views:
    935
    Bens99gtp
    Dec 11, 2022
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