Street/strip 400/430/455

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

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  1. LARRY70GS
    Sticky

    Post your Cam Cards in this thread for reference by other members

    LARRY70GS, Jun 5, 2023 ... 2 3 4
    Replies:
    72
    Views:
    3,947
    73Stage2
    Apr 30, 2024 at 11:42 AM
  2. Jim Weise
    Sticky

    BOP 455 Rear seal Install- Step by Step

    Jim Weise, Sep 3, 2015 ... 2
    Replies:
    23
    Views:
    16,066
    1969RIVI
    Apr 11, 2024
  3. Quick Buick
    Sticky

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

    Quick Buick, Nov 28, 2019
    Replies:
    6
    Views:
    1,946
    Nailhead in a 1967
    Apr 5, 2024
  4. Jim Weise
    Sticky

    Camshaft degreeing 101

    Jim Weise, Jan 16, 2011 ... 2 3 4
    Replies:
    64
    Views:
    42,238
    Guy Parquette
    Feb 23, 2024
  5. Quick Buick
    Sticky

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

    Quick Buick, Nov 28, 2019
    Replies:
    9
    Views:
    2,067
    wormwood
    Dec 28, 2023
  6. Utah455
    Sticky

    Correct Oil Dip Stick for 1970 GS455 with power disc brakes - tube or no tube?

    Utah455, Oct 4, 2023
    Replies:
    10
    Views:
    613
    70Riv455
    Oct 26, 2023
  7. bignastyGS
    Sticky

    Let's discuss cam bearings

    bignastyGS, Dec 18, 2021 ... 2 3
    Replies:
    45
    Views:
    3,852
    TimR
    Aug 28, 2022
  8. Jim Weise
    Sticky

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

    Jim Weise, Oct 8, 2010 ... 3 4 5
    Replies:
    96
    Views:
    96,464
    StfSocal
    May 2, 2022
  9. Quick Buick
    Sticky

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

    Quick Buick, Nov 27, 2019
    Replies:
    4
    Views:
    2,804
    Inglburt
    May 22, 2020
  10. 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:
    1,341
    The Big Guy
    Nov 28, 2019
  11. 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:
    53,622
    piston1
    Aug 10, 2019
  12. MN GS455
    Sticky

    Blueprint machining videos, B.B. Buick

    MN GS455, Jan 14, 2019 ... 2
    Replies:
    26
    Views:
    4,233
    455 Powered
    Jul 17, 2019
  13. Jim Weise
    Sticky

    Original SAE Conference BB handout booklet- scan

    Jim Weise, Dec 7, 2010 ... 2
    Replies:
    26
    Views:
    24,025
    matt68gs400
    Sep 3, 2017
  14. Jim Weise
    Sticky

    Engine break in prep and video

    Jim Weise, Oct 13, 2010
    Replies:
    12
    Views:
    24,157
    Drachen
    Mar 13, 2016
  15. Bigpig455

    462 Rebuild

    Bigpig455, May 3, 2024 at 9:21 AM
    Replies:
    0
    Views:
    9
    Bigpig455
    May 3, 2024 at 9:21 AM
  16. accelr8

    Checking piston-to-valve clearance with a hydraulic roller cam???

    accelr8, Apr 30, 2024 at 9:55 PM
    Replies:
    11
    Views:
    281
    accelr8
    May 3, 2024 at 7:46 AM
  17. Atbb

    Quick flexplate question

    Atbb, Mar 21, 2024
    Replies:
    19
    Views:
    628
    Atbb
    May 3, 2024 at 5:02 AM
  18. Jeremy Zepnick

    Winner!

    Jeremy Zepnick, Apr 27, 2024 at 6:47 PM
    Replies:
    15
    Views:
    398
    Ken Mild
    May 1, 2024 at 8:10 AM
  19. Doug Stratoudakis

    455 Timing Cover Replacement

    Doug Stratoudakis, Apr 12, 2024 ... 2 3
    Replies:
    47
    Views:
    1,433
    Doug Stratoudakis
    Apr 30, 2024 at 9:01 PM
  20. Marcus brevly

    Best antifreeze for 455 with aluminum heads and intake

    Marcus brevly, Apr 25, 2024 ... 2 3
    Replies:
    49
    Views:
    948
    1973gs
    Apr 30, 2024 at 6:54 PM
  21. Marcus brevly

    Best battery for slightly modified 455

    Marcus brevly, Feb 24, 2024 ... 2 3 4
    Replies:
    67
    Views:
    2,293
    ranger
    Apr 29, 2024 at 9:11 PM
  22. Freakazoid

    Roller cam and play.

    Freakazoid, Apr 29, 2024 at 6:06 PM
    Replies:
    2
    Views:
    164
    Freakazoid
    Apr 29, 2024 at 8:05 PM
  23. Bdogatx

    Found one!

    Bdogatx, Apr 19, 2024
    Replies:
    6
    Views:
    618
    alvareracing
    Apr 29, 2024 at 9:38 AM
  24. rjay

    headers in right hook

    rjay, Apr 10, 2024
    Replies:
    17
    Views:
    647
    rjay
    Apr 29, 2024 at 6:36 AM
  25. Deogi2

    #380 engine diagnosis help

    Deogi2, Oct 17, 2023 ... 2 3
    Replies:
    41
    Views:
    1,510
    Mark Demko
    Apr 29, 2024 at 3:16 AM
  26. BrianTrick

    Pretty good explanation

    BrianTrick, Apr 25, 2024 ... 2 3
    Replies:
    41
    Views:
    965
    BrianTrick
    Apr 27, 2024 at 10:25 PM
  27. MRJDBUICK

    400/430/455 Exhaust Bolt Hole Drill Template

    MRJDBUICK, Apr 21, 2024
    Replies:
    10
    Views:
    383
    MRJDBUICK
    Apr 24, 2024
  28. midnightcruiser

    Liftergallery clearance

    midnightcruiser, Apr 16, 2024
    Replies:
    19
    Views:
    554
    alvareracing
    Apr 23, 2024
  29. Canadian GS 350

    470 Stroker build

    Canadian GS 350, Jul 24, 2022 ... 3 4 5
    Replies:
    99
    Views:
    5,826
    Fox's Den
    Apr 20, 2024
  30. accelr8

    Plate Welded to Bottom of SP1 Intake - How Beneficial is it?

    accelr8, Apr 19, 2024
    Replies:
    17
    Views:
    463
    Fox's Den
    Apr 20, 2024
  31. RellyRell3605

    Won't start when up to temp

    RellyRell3605, Mar 31, 2024 ... 2
    Replies:
    24
    Views:
    983
    Schurkey
    Apr 19, 2024
  32. Luxus

    Fuel pump bolts.

    Luxus, Apr 17, 2024
    Replies:
    7
    Views:
    252
    Luxus
    Apr 17, 2024
  33. midnightcruiser

    Sleeving 455 block

    midnightcruiser, Apr 7, 2024
    Replies:
    8
    Views:
    703
    midnightcruiser
    Apr 16, 2024
  34. 70staged

    Bent pushrod

    70staged, Apr 11, 2024
    Replies:
    4
    Views:
    412
    70staged
    Apr 15, 2024
  35. wormwood

    neutral safety switch?

    wormwood, Mar 29, 2024
    Replies:
    12
    Views:
    538
    wormwood
    Apr 15, 2024
  36. Clark Porter

    Oil pickup support bracket?

    Clark Porter, Apr 14, 2024
    Replies:
    7
    Views:
    302
    1973gs
    Apr 15, 2024
  37. Dj stoner

    455 Intake

    Dj stoner, Apr 15, 2024
    Replies:
    3
    Views:
    242
    hugger
    Apr 15, 2024
  38. gs430

    is it possible to swap cam in car?

    gs430, Apr 9, 2024
    Replies:
    13
    Views:
    630
    436'd Skylark
    Apr 12, 2024
  39. 67Skybird

    1972 heads CC

    67Skybird, Apr 5, 2024
    Replies:
    17
    Views:
    541
    telriv
    Apr 7, 2024
  40. ArcticRyan

    Fuel line supply/ return 67 GS

    ArcticRyan, Mar 28, 2024 ... 2
    Replies:
    27
    Views:
    841
    bostoncat68
    Apr 7, 2024
  41. Heavy D

    455 w/roots style blower

    Heavy D, Jun 6, 2009 ... 2
    Replies:
    24
    Views:
    8,779
    dered54
    Apr 6, 2024
  42. ranger

    Horsepower Guestimates, please, and E.T. range, PLEASE!

    ranger, Mar 26, 2024 ... 2 3
    Replies:
    44
    Views:
    1,790
    ranger
    Apr 4, 2024
  43. alaskagn

    464 build

    alaskagn, Mar 27, 2024
    Replies:
    8
    Views:
    676
    Bens99gtp
    Apr 2, 2024
  44. 69gs400

    Stock rods?

    69gs400, Apr 1, 2024
    Replies:
    8
    Views:
    508
    Bens99gtp
    Apr 1, 2024
  45. quickstage1

    Coolant in my oil

    quickstage1, Mar 29, 2024
    Replies:
    19
    Views:
    468
    quickstage1
    Mar 31, 2024
  46. rkammer

    Spark plug gap with Pertronix III?

    rkammer, Mar 25, 2024
    Replies:
    11
    Views:
    404
    Schurkey
    Mar 30, 2024
  47. 1969briviera

    Ignition timing tech

    1969briviera, Mar 30, 2024
    Replies:
    4
    Views:
    195
    CJay
    Mar 30, 2024
  48. 1969briviera

    Best 60's V8 ever build

    1969briviera, Mar 27, 2024 ... 2 3 4
    Replies:
    63
    Views:
    1,664
    Luxus
    Mar 30, 2024
  49. TheSilverBuick

    SPX water passage

    TheSilverBuick, Mar 26, 2024
    Replies:
    6
    Views:
    296
    BQUICK
    Mar 30, 2024
  50. JohnnyBuick

    Best type of material for 430 Head Gaskets?

    JohnnyBuick, Mar 18, 2024
    Replies:
    13
    Views:
    441
    JohnnyBuick
    Mar 29, 2024
  51. 67Skybird

    Does this combo 455 work?

    67Skybird, Mar 28, 2024
    Replies:
    7
    Views:
    236
    67Skybird
    Mar 28, 2024
  52. 1969briviera

    Checking on Timing set

    1969briviera, Mar 4, 2024 ... 4 5 6
    Replies:
    100
    Views:
    2,255
    12lives
    Mar 27, 2024
  53. Jerry Dyer

    Timing at 8 TDC

    Jerry Dyer, Sep 23, 2020 ... 2 3
    Replies:
    50
    Views:
    1,843
    jkat
    Mar 27, 2024
  54. got_tork

    Main Bearing Oil Feeds

    got_tork, Mar 27, 2024
    Replies:
    2
    Views:
    130
    got_tork
    Mar 27, 2024
  55. got_tork

    TA Adjustable Pushrods Thread Size

    got_tork, Mar 4, 2024
    Replies:
    3
    Views:
    205
    Kingfish
    Mar 25, 2024
  56. Tim

    What aluminum intake works best to keep GS air cleaner?

    Tim, Mar 25, 2024
    Replies:
    2
    Views:
    205
    BQUICK
    Mar 25, 2024
  57. TommyV

    Picked up my beast today!

    TommyV, Mar 21, 2024
    Replies:
    13
    Views:
    504
    TommyV
    Mar 23, 2024
  58. Utah455

    Correct part numbers for 1970 455 Exhaust Manifolds

    Utah455, Feb 27, 2024
    Replies:
    10
    Views:
    474
    Johnny Angel
    Mar 23, 2024
  59. Skylard

    Belly Pan 68 Skylark

    Skylard, Mar 20, 2024
    Replies:
    5
    Views:
    190
    Schurkey
    Mar 22, 2024
  60. 1969briviera

    NOS head gaskets 430

    1969briviera, Mar 22, 2024
    Replies:
    7
    Views:
    217
    1969briviera
    Mar 22, 2024
  61. tubecatgs

    455 build quote/next steps/advice

    tubecatgs, Mar 20, 2024 ... 2
    Replies:
    21
    Views:
    649
    FJM568
    Mar 21, 2024
  62. 68Buick-Jim

    Oil pressure dropping during camshaft break-in.

    68Buick-Jim, Mar 9, 2024 ... 2 3
    Replies:
    42
    Views:
    1,671
    68Buick-Jim
    Mar 19, 2024
  63. Steve Reynolds

    K&P Engineering Oil Filters

    Steve Reynolds, Nov 9, 2018 ... 2
    Replies:
    33
    Views:
    3,080
    cjeboyle
    Mar 19, 2024
  64. cknox

    total timing

    cknox, Mar 11, 2024 ... 2 3
    Replies:
    47
    Views:
    1,128
    1969briviera
    Mar 17, 2024
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