Street/strip 400/430/455

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

Page 6 of 336
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  1. moguy79

    455 finally on the dyno!

    moguy79, Jul 6, 2023
    Replies:
    17
    Views:
    891
    nickwhite
    Jul 8, 2023
  2. StKing

    Valve Spring Broke at the end of Power Tour - Need to get it home, what are my options?

    StKing, Jun 18, 2023
    Replies:
    18
    Views:
    791
    436'd Skylark
    Jul 7, 2023
  3. DJJISA

    1968 430 will not start without spray of ether

    DJJISA, Jul 4, 2023
    Replies:
    8
    Views:
    289
    Stevem
    Jul 5, 2023
  4. 87GN_70GS

    Setting roller cam end play - in a bind

    87GN_70GS, Jun 26, 2023
    Replies:
    18
    Views:
    655
    Mark Demko
    Jun 30, 2023
  5. accelr8

    Harmonic Balancer Issue?

    accelr8, Jun 25, 2023
    Replies:
    12
    Views:
    662
    Schurkey
    Jun 28, 2023
  6. accelr8

    How to account for lash when calculating DCR

    accelr8, Jun 28, 2023
    Replies:
    2
    Views:
    236
    accelr8
    Jun 28, 2023
  7. thebuick

    mini starter

    thebuick, Sep 10, 2019 ... 2 3
    Replies:
    49
    Views:
    5,618
    1968_GS400
    Jun 28, 2023
  8. accelr8

    Coolant System Pressurized When Cold

    accelr8, Sep 15, 2022 ... 2 3
    Replies:
    52
    Views:
    2,795
    accelr8
    Jun 28, 2023
  9. Electra Sweden

    Acceptable oil pressure buildup delay

    Electra Sweden, Jun 25, 2023
    Replies:
    5
    Views:
    337
    CJay
    Jun 26, 2023
  10. accelr8

    Questions on Reusing Cam and Lifters

    accelr8, May 5, 2023
    Replies:
    9
    Views:
    492
    knucklebusted
    Jun 25, 2023
  11. dengru94

    Best header/exhaust combo for a 455?

    dengru94, Jun 16, 2023 ... 2
    Replies:
    20
    Views:
    922
    DaWildcat
    Jun 25, 2023
  12. Bigpig455

    Plug Insulator Readings

    Bigpig455, Jun 22, 2023
    Replies:
    2
    Views:
    202
    Bigpig455
    Jun 22, 2023
  13. avmechanic

    Best fitting big block headers for 64'-67' Skylarks?

    avmechanic, Mar 19, 2023
    Replies:
    13
    Views:
    821
    avmechanic
    Jun 22, 2023
  14. Canadian GS 350

    Coldcase radiator

    Canadian GS 350, Feb 10, 2021
    Replies:
    14
    Views:
    1,148
    Bigpig455
    Jun 12, 2023
  15. dengru94

    What cam is this?

    dengru94, Jun 10, 2023
    Replies:
    13
    Views:
    609
    Briz
    Jun 12, 2023
  16. srb

    Cooling issue on idle; waterpump(?) combo(?)

    srb, Oct 30, 2022 ... 2 3 4
    Replies:
    65
    Views:
    2,490
    srb
    Jun 12, 2023
  17. Ray carlson jr

    MT drag radial r!!!

    Ray carlson jr, Jun 10, 2023
    Replies:
    6
    Views:
    389
    Gary Bohannon
    Jun 11, 2023
  18. Quick Buick

    RobbMC fuel pump?

    Quick Buick, May 20, 2023 ... 2
    Replies:
    23
    Views:
    1,040
    73 Stage-1
    Jun 10, 2023
  19. got_tork

    Cam Card Sticky

    got_tork, Jun 4, 2023
    Replies:
    7
    Views:
    356
    breakinbuick11
    Jun 7, 2023
  20. Frankie70GS

    Timing cover issue

    Frankie70GS, Jun 6, 2023
    Replies:
    5
    Views:
    238
    Frankie70GS
    Jun 6, 2023
  21. VET

    Can anybody identify this piston and it's compression ratio

    VET, May 29, 2023
    Replies:
    14
    Views:
    778
    VET
    Jun 5, 2023
  22. TommyV

    How to tell what waterpump for 455?

    TommyV, Jun 4, 2023
    Replies:
    3
    Views:
    281
    LARRY70GS
    Jun 5, 2023
  23. Pro69GS400

    MR Gasket Head Gaskets for 400-430 engines under $11 Holley.com

    Pro69GS400, May 25, 2023
    Replies:
    15
    Views:
    689
    BUQUICK
    Jun 5, 2023
  24. Electra Sweden

    Water pump questions

    Electra Sweden, Mar 6, 2023 ... 2 3
    Replies:
    54
    Views:
    2,196
    1968_GS400
    Jun 4, 2023
  25. RWC

    Complete loss of power

    RWC, Apr 16, 2023 ... 2
    Replies:
    29
    Views:
    1,011
    RWC
    Jun 4, 2023
  26. rjay

    cam card for the TA 290 94H

    rjay, Jun 3, 2023
    Replies:
    3
    Views:
    193
    ES72SKYLARK
    Jun 4, 2023
  27. Ray carlson jr

    300’ drags (275vs295)

    Ray carlson jr, May 31, 2023
    Replies:
    12
    Views:
    386
    No Lift
    Jun 4, 2023
  28. breakinbuick11

    Running a filled block on the street

    breakinbuick11, May 29, 2023 ... 2
    Replies:
    24
    Views:
    975
    No Lift
    Jun 4, 2023
  29. oldschool85

    Gessler or any Iron Head Flow Data

    oldschool85, Jun 2, 2023
    Replies:
    3
    Views:
    445
    Stevem
    Jun 3, 2023
  30. STREETFIGHTER50

    Can I see your electric fan set ups?

    STREETFIGHTER50, Apr 27, 2023 ... 2 3
    Replies:
    42
    Views:
    1,673
    Bluzilla
    May 31, 2023
  31. 50ramzee

    455 Buick fuel issues

    50ramzee, May 30, 2023
    Replies:
    8
    Views:
    299
    50ramzee
    May 30, 2023
  32. 87GN_70GS

    Test of dedicated timing chain and distributor gear oiler - video

    87GN_70GS, May 29, 2023
    Replies:
    3
    Views:
    220
    Mark Demko
    May 30, 2023
  33. skylark7deuce

    Help Needed

    skylark7deuce, May 28, 2023
    Replies:
    11
    Views:
    331
    skylark7deuce
    May 29, 2023
  34. 12lives

    starter bolts?

    12lives, Oct 9, 2017
    Replies:
    12
    Views:
    1,864
    12lives
    May 28, 2023
  35. VET

    What makes the 1970 Buick 455 make so much Torque?

    VET, May 24, 2023 ... 2
    Replies:
    23
    Views:
    1,962
    VET
    May 28, 2023
  36. stickman61

    Cam bearing tool

    stickman61, May 27, 2023
    Replies:
    9
    Views:
    307
    Jim Weise
    May 28, 2023
  37. dengru94

    455 build

    dengru94, May 26, 2023 ... 2
    Replies:
    21
    Views:
    754
    LARRY70GS
    May 28, 2023
  38. dengru94

    Alternative camshaft to Hughes Whiplash cam for a 462?

    dengru94, May 24, 2023 ... 2
    Replies:
    37
    Views:
    1,266
    Mark Demko
    May 27, 2023
  39. Brian Hafliger

    455 Buick on the dyno today

    Brian Hafliger, May 5, 2023
    Replies:
    12
    Views:
    863
    LARRY70GS
    May 27, 2023
  40. oldschool85

    Post your 12 /13 Second 455 combos!

    oldschool85, Sep 25, 2016 ... 2 3 4
    Replies:
    60
    Views:
    8,030
    70 GMuscle
    May 26, 2023
  41. dengru94

    Closed chamber ported iron heads on a 455?

    dengru94, May 26, 2023
    Replies:
    8
    Views:
    339
    73Stage2
    May 26, 2023
  42. Pro69GS400

    Cam Card Needed for KenneBell MK-2H

    Pro69GS400, May 9, 2023
    Replies:
    13
    Views:
    684
    Pro69GS400
    May 25, 2023
  43. Bad Buick

    Intake manifold oil splash shield?

    Bad Buick, May 25, 2023
    Replies:
    4
    Views:
    269
    LARRY70GS
    May 25, 2023
  44. Brent

    Jahns Pistons Questions

    Brent, Jun 30, 2022 ... 2 3
    Replies:
    47
    Views:
    2,487
    Scrappy
    May 24, 2023
  45. Bigpig455

    CC's per thousanth of head cut

    Bigpig455, May 24, 2023
    Replies:
    2
    Views:
    178
    436'd Skylark
    May 24, 2023
  46. Ray carlson jr

    15x10 6”backspace?

    Ray carlson jr, May 24, 2023
    Replies:
    0
    Views:
    167
    Ray carlson jr
    May 24, 2023
  47. Canadian GS 350

    Pros and cons of TA Stage 1SE heads versus Stage 2SE

    Canadian GS 350, Mar 30, 2021 ... 2
    Replies:
    26
    Views:
    2,525
    70 GMuscle
    May 24, 2023
  48. Jeremy Zepnick

    Jeremy's 455 motor build thread

    Jeremy Zepnick, Mar 30, 2022 ... 6 7 8
    Replies:
    154
    Views:
    8,825
    Jeremy Zepnick
    May 22, 2023
  49. gsgtx

    autolite plugs

    gsgtx, May 19, 2023
    Replies:
    0
    Views:
    216
    gsgtx
    May 19, 2023
  50. FJM568

    Which NGK plugs and gap for 71 455

    FJM568, May 15, 2023
    Replies:
    19
    Views:
    584
    Mark Demko
    May 18, 2023
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