Street/strip 400/430/455

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

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  1. dmruschell

    455 replacing fuel pump

    dmruschell, Jun 12, 2015 ... 2
    Replies:
    20
    Views:
    7,118
    BrunoD
    Jan 10, 2023
  2. fanofsteel

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

    fanofsteel, Dec 17, 2022 ... 2 3
    Replies:
    51
    Views:
    2,309
    Mark Demko
    Jan 10, 2023
  3. Briz

    That annoying tick.

    Briz, Sep 17, 2022 ... 2 3
    Replies:
    40
    Views:
    1,926
    Briz
    Jan 9, 2023
  4. ranger

    Best Canned Octane Booster??

    ranger, Dec 31, 2022 ... 2 3
    Replies:
    47
    Views:
    1,933
    Ken Mild
    Jan 9, 2023
  5. Jenna Nieves

    Howards Hyd Roller Lifters

    Jenna Nieves, Jan 6, 2023
    Replies:
    4
    Views:
    381
    sean Buick 76
    Jan 7, 2023
  6. The Big Guy

    Need harmonic balancer for Stage 1 455. Suggestions?

    The Big Guy, Dec 28, 2022
    Replies:
    8
    Views:
    424
    steve murray
    Jan 2, 2023
  7. 1969RIVI

    Another Compression ratio and build spec's thread

    1969RIVI, Jan 25, 2022 ... 2
    Replies:
    33
    Views:
    1,511
    sean Buick 76
    Dec 31, 2022
  8. Jesse Tackett

    Buick 455 specific valve spring shims??

    Jesse Tackett, Dec 26, 2022
    Replies:
    11
    Views:
    467
    Bens99gtp
    Dec 31, 2022
  9. jbeary

    Why is my air cleaner weird?

    jbeary, Dec 28, 2022
    Replies:
    15
    Views:
    607
    Chi-Town67
    Dec 30, 2022
  10. Christopher Spouse Drew

    Need 455 parts identified

    Christopher Spouse Drew, Aug 30, 2019 ... 2
    Replies:
    22
    Views:
    967
    Christopher Spouse Drew
    Dec 29, 2022
  11. bignastyGS

    Magnafuel fuel pump and filter setup..Good??

    bignastyGS, Dec 14, 2022
    Replies:
    15
    Views:
    459
    bignastyGS
    Dec 28, 2022
  12. rkammer

    Original Delco Remy Ignition Coil Part number

    rkammer, Sep 20, 2022
    Replies:
    9
    Views:
    498
    LARRY70GS
    Dec 28, 2022
  13. 1973gs

    Timing cover gasket brand

    1973gs, Dec 15, 2022
    Replies:
    18
    Views:
    668
    Matt Knutson
    Dec 23, 2022
  14. Canadian GS 350

    TA Stage 2 SE - combustion chamber cc

    Canadian GS 350, Dec 18, 2022
    Replies:
    4
    Views:
    407
    Canadian GS 350
    Dec 19, 2022
  15. Jesse Tackett

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

    Jesse Tackett, Dec 13, 2022
    Replies:
    8
    Views:
    464
    Jesse Tackett
    Dec 18, 2022
  16. larrymac40

    Issues lining up

    larrymac40, Dec 13, 2022 ... 2
    Replies:
    37
    Views:
    873
    Super Bald Menace
    Dec 14, 2022
  17. SS/GN

    Wix Filters??

    SS/GN, Dec 8, 2022 ... 2 3
    Replies:
    42
    Views:
    2,622
    hwprouty
    Dec 13, 2022
  18. Bigpig455

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

    Bigpig455, Dec 11, 2022
    Replies:
    5
    Views:
    353
    Bigpig455
    Dec 12, 2022
  19. Frankie70GS

    Looking for advice Long story.

    Frankie70GS, Dec 7, 2022 ... 2 3
    Replies:
    44
    Views:
    1,581
    Bens99gtp
    Dec 11, 2022
  20. 66sky

    What would you do on this 455.......030 over

    66sky, Dec 10, 2022 ... 2
    Replies:
    31
    Views:
    941
    12lives
    Dec 11, 2022
  21. Canadian GS 350

    3inch tailpipe tips?

    Canadian GS 350, Dec 8, 2022
    Replies:
    15
    Views:
    680
    Canadian GS 350
    Dec 10, 2022
  22. 1beautifuldaugh

    1968 buick GS400 head ID numbers

    1beautifuldaugh, Jan 31, 2017
    Replies:
    18
    Views:
    1,840
    1968_GS400
    Dec 9, 2022
  23. knucklebusted

    Anyone Know What The Silver Headers Are?

    knucklebusted, Dec 3, 2022
    Replies:
    12
    Views:
    997
    BrianTrick
    Dec 6, 2022
  24. 67gsman

    Buick Specific Engine Rebuilders Nationwide ?

    67gsman, Nov 4, 2018 ... 2 3 4
    Replies:
    60
    Views:
    5,289
    Gary Bohannon
    Dec 6, 2022
  25. kim thompson

    Headers

    kim thompson, Dec 5, 2022
    Replies:
    5
    Views:
    425
    Steve73GS
    Dec 6, 2022
  26. 87GN_70GS

    Bearing clearances with coated bearings

    87GN_70GS, Dec 4, 2022
    Replies:
    4
    Views:
    299
    Jim Weise
    Dec 5, 2022
  27. Abdullah AlGarzai

    Help needed: identify my cam

    Abdullah AlGarzai, Nov 29, 2022
    Replies:
    6
    Views:
    342
    Bens99gtp
    Dec 2, 2022
  28. hugger

    Anyone running solid lifters on thier hydro cam

    hugger, Nov 12, 2022 ... 2
    Replies:
    27
    Views:
    1,527
    Bigpig455
    Dec 1, 2022
  29. RoseBud68

    Lifting plate on aluminum intake.

    RoseBud68, Nov 19, 2022 ... 2
    Replies:
    24
    Views:
    1,210
    BQUICK
    Nov 30, 2022
  30. jr_

    Factory crank pulley and water pump pulley

    jr_, Nov 23, 2022
    Replies:
    13
    Views:
    252
    hugger
    Nov 23, 2022
  31. Canadian GS 350

    455 stage 1 fuel pump

    Canadian GS 350, Jan 22, 2020 ... 2 3
    Replies:
    48
    Views:
    4,990
    LARRY70GS
    Nov 22, 2022
  32. Canadian GS 350

    Dynamic compression on my 470

    Canadian GS 350, Nov 17, 2022
    Replies:
    12
    Views:
    634
    rkammer
    Nov 20, 2022
  33. MNBelv57

    74' Leaking Exhaust Manifold Update

    MNBelv57, Nov 18, 2022
    Replies:
    3
    Views:
    214
    Stevem
    Nov 19, 2022
  34. accelr8

    What cam is this?

    accelr8, Nov 17, 2022
    Replies:
    7
    Views:
    406
    accelr8
    Nov 18, 2022
  35. PGSS

    Off the line engine bore.

    PGSS, Oct 12, 2022
    Replies:
    19
    Views:
    1,051
    k.pascoe
    Nov 17, 2022
  36. thegr8david

    69 400 Oil pickup tube and screen

    thegr8david, Nov 14, 2022
    Replies:
    7
    Views:
    291
    thegr8david
    Nov 16, 2022
  37. MNBelv57

    74' GS leaking exhaust manifold

    MNBelv57, Nov 12, 2022
    Replies:
    19
    Views:
    568
    TORQUED455
    Nov 15, 2022
  38. GraySky

    Spring pressure for small solid flat tappet cam

    GraySky, Nov 14, 2022
    Replies:
    1
    Views:
    191
    Schurkey
    Nov 14, 2022
  39. StfSocal

    Valve Spring Pressure

    StfSocal, Nov 13, 2022
    Replies:
    8
    Views:
    358
    StfSocal
    Nov 14, 2022
  40. dr

    Anyone port cast Exhaust Manifolds???

    dr, Feb 26, 2022 ... 2
    Replies:
    34
    Views:
    1,961
    Tom Righter
    Nov 12, 2022
  41. rus

    73 stage 1 on 70 block

    rus, Nov 4, 2022
    Replies:
    3
    Views:
    421
    Bens99gtp
    Nov 6, 2022
  42. avmechanic

    430 swap into Wife's 67' Skylark and build.

    avmechanic, Nov 11, 2021 ... 2 3
    Replies:
    54
    Views:
    2,613
    avmechanic
    Nov 5, 2022
  43. FLGS400

    FAST XR-I Conversion for Buick?

    FLGS400, Feb 19, 2021 ... 2
    Replies:
    21
    Views:
    1,073
    telriv
    Nov 4, 2022
  44. brandotheamazin

    I found my oil slinger, uhh oops.. .help

    brandotheamazin, Feb 26, 2007 ... 2 3
    Replies:
    46
    Views:
    3,763
    ice462
    Nov 1, 2022
  45. TommyV

    Poston intake height taller than stock, or shorter than a SP1?

    TommyV, Oct 27, 2022
    Replies:
    5
    Views:
    366
    hugger
    Oct 29, 2022
  46. srb

    Intermittent spark at plug

    srb, Oct 14, 2022 ... 2
    Replies:
    36
    Views:
    2,223
    TrunkMonkey
    Oct 29, 2022
  47. alvareracing

    73 455 choke gasket

    alvareracing, Oct 17, 2022
    Replies:
    5
    Views:
    213
    alvareracing
    Oct 26, 2022
  48. Electra Sweden

    Air cleaner vacuum motor substitute?

    Electra Sweden, Oct 21, 2022
    Replies:
    11
    Views:
    492
    hugger
    Oct 26, 2022
  49. Nearing

    455 - Weight of bare block

    Nearing, Oct 16, 2022
    Replies:
    2
    Views:
    341
    lemmy-67
    Oct 17, 2022
  50. Sowle

    Cylinder head advice

    Sowle, Sep 27, 2022 ... 2 3
    Replies:
    41
    Views:
    2,030
    Mark Demko
    Oct 14, 2022
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