Street/strip 400/430/455

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

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  1. 12lives

    Another oil thread

    12lives, Feb 29, 2024
    Replies:
    7
    Views:
    269
    knucklebusted
    Mar 1, 2024
  2. gsgtx

    ported heads vs HP

    gsgtx, Feb 29, 2024
    Replies:
    14
    Views:
    544
    LARRY70GS
    Mar 2, 2024
  3. wormwood

    Valve adjustment?

    wormwood, Feb 28, 2024
    Replies:
    13
    Views:
    347
    gsgtx
    Feb 29, 2024
  4. john.schaefer77

    Header bolts

    john.schaefer77, Feb 28, 2024
    Replies:
    7
    Views:
    247
    Bigpig455
    Mar 4, 2024
  5. Utah455

    Correct part numbers for 1970 455 Exhaust Manifolds

    Utah455, Feb 27, 2024
    Replies:
    10
    Views:
    475
    Johnny Angel
    Mar 23, 2024
  6. Da Torquester.

    Pulling Engine AGAIN For stubborn Rear Main Seal Leak.

    Da Torquester., Feb 26, 2024
    Replies:
    11
    Views:
    474
    TORQUED455
    Feb 28, 2024
  7. Canadian GS 350

    Ac box on firewall extremely close to valve cover 72 GS

    Canadian GS 350, Feb 26, 2024
    Replies:
    10
    Views:
    264
    BrianTrick
    Feb 27, 2024
  8. George D.

    General tune up parts for a 1970 455 with points

    George D., Feb 26, 2024 ... 2
    Replies:
    25
    Views:
    574
    Jim Weise
    Feb 28, 2024
  9. Allen Haynes

    Can't get my buick electra to stay running

    Allen Haynes, Feb 25, 2024
    Replies:
    7
    Views:
    197
    Briz
    Feb 26, 2024
  10. Marcus brevly

    Best battery for slightly modified 455

    Marcus brevly, Feb 24, 2024 ... 2 3 4
    Replies:
    67
    Views:
    2,304
    ranger
    Apr 29, 2024 at 9:11 PM
  11. Houtan

    Buick 455 dip stick length

    Houtan, Feb 22, 2024
    Replies:
    2
    Views:
    163
    Bigpig455
    Feb 25, 2024
  12. tubecatgs

    Older 455 Performer intake, 72 heads, and what valley pan?

    tubecatgs, Feb 18, 2024
    Replies:
    12
    Views:
    439
    LARRY70GS
    Feb 21, 2024
  13. Canadian GS 350

    Installing motor with stage 2 headers on Sunday

    Canadian GS 350, Feb 16, 2024 ... 2
    Replies:
    38
    Views:
    1,117
    LARRY70GS
    Feb 19, 2024
  14. Bigpig455

    455 head stamp

    Bigpig455, Feb 15, 2024
    Replies:
    4
    Views:
    252
    Bigpig455
    Feb 16, 2024
  15. 12lives

    Early vs Late Stage 1 valve covers

    12lives, Feb 15, 2024
    Replies:
    3
    Views:
    247
    hugger
    Feb 16, 2024
  16. wormwood

    this should be the craziest thread of the year...

    wormwood, Feb 14, 2024
    Replies:
    10
    Views:
    598
    Nailhead in a 1967
    Mar 1, 2024
  17. tubecatgs

    Roller or flat tappet cams? shop won't guarantee flat tappet...

    tubecatgs, Feb 13, 2024 ... 2 3 4
    Replies:
    70
    Views:
    2,312
    69WILD
    Feb 18, 2024
  18. AtlBantam430

    Let's talk square bore carbs....

    AtlBantam430, Feb 13, 2024
    Replies:
    12
    Views:
    344
    BrianTrick
    Feb 14, 2024
  19. rkammer

    Pertronix vs points ignition timing

    rkammer, Feb 11, 2024
    Replies:
    16
    Views:
    448
    436'd Skylark
    Feb 13, 2024
  20. 70sc455

    ATI SUPER DAMPER?

    70sc455, Feb 11, 2024
    Replies:
    9
    Views:
    287
    BrianTrick
    Feb 13, 2024
  21. tubecatgs

    Timing cover oil passage, does size matter?

    tubecatgs, Feb 10, 2024
    Replies:
    5
    Views:
    227
    knucklebusted
    Feb 11, 2024
  22. AtlBantam430

    Front vs rear oil sender

    AtlBantam430, Feb 10, 2024
    Replies:
    6
    Views:
    200
    hugger
    Feb 11, 2024
  23. hugger

    My first attempt

    hugger, Feb 9, 2024
    Replies:
    12
    Views:
    357
    hugger
    Feb 10, 2024
  24. Jeremy Zepnick

    GS Nationals

    Jeremy Zepnick, Feb 9, 2024
    Replies:
    11
    Views:
    391
    72STAGE1
    Feb 11, 2024
  25. Bigpig455

    Rod bolt seat chamfer

    Bigpig455, Feb 7, 2024
    Replies:
    6
    Views:
    215
    Bigpig455
    Feb 8, 2024
  26. AtlBantam430

    How to choose the best cam?

    AtlBantam430, Feb 6, 2024 ... 2
    Replies:
    26
    Views:
    816
    AtlBantam430
    Feb 15, 2024
  27. tubecatgs

    '72 455 build, compatibility and clearances

    tubecatgs, Feb 6, 2024
    Replies:
    16
    Views:
    516
    knucklebusted
    Feb 10, 2024
  28. accelr8

    What primer for the engine block and iron heads?

    accelr8, Feb 6, 2024
    Replies:
    11
    Views:
    379
    Briz
    Feb 8, 2024
  29. jarrett

    494 Stroker reliability?

    jarrett, Feb 3, 2024 ... 2
    Replies:
    31
    Views:
    1,111
    jarrett
    Feb 8, 2024
  30. VET

    Stage 2 - 455

    VET, Feb 3, 2024 ... 3 4 5
    Replies:
    92
    Views:
    2,123
    VET
    Feb 5, 2024
  31. Frankie70GS

    Engine oil dipstick tube. With stage 2 headers.

    Frankie70GS, Feb 2, 2024 ... 2
    Replies:
    21
    Views:
    586
    Frankie70GS
    Feb 17, 2024
  32. black70buick

    Weighing on your mind

    black70buick, Feb 2, 2024
    Replies:
    11
    Views:
    321
    BrianTrick
    Feb 4, 2024
  33. Utah455

    Dip stick and tube question - purpose of tube?

    Utah455, Feb 2, 2024
    Replies:
    13
    Views:
    262
    DaWildcat
    Feb 2, 2024
  34. wormwood

    Help with bolt size?

    wormwood, Jan 30, 2024
    Replies:
    3
    Views:
    164
    wormwood
    Jan 30, 2024
  35. Utah455

    Heat stove bolt thread question for 72 455 head

    Utah455, Jan 28, 2024
    Replies:
    1
    Views:
    76
    GSX 554
    Jan 28, 2024
  36. ArcticRyan

    Going back to carb from efi..

    ArcticRyan, Jan 26, 2024 ... 2
    Replies:
    35
    Views:
    1,120
    nekkidhillbilly
    Feb 4, 2024
  37. Frankie70GS

    Starter/Flexplate issues

    Frankie70GS, Jan 25, 2024 ... 2
    Replies:
    35
    Views:
    837
    Frankie70GS
    Feb 3, 2024
  38. 12lives

    Aluminium Frame Mount Pads Problems?

    12lives, Jan 24, 2024
    Replies:
    3
    Views:
    240
    knucklebusted
    Jan 25, 2024
  39. TommyV

    TA has cams in stock

    TommyV, Jan 22, 2024
    Replies:
    1
    Views:
    344
    Frankie70GS
    Feb 3, 2024
  40. Canadian GS 350

    Weight of a 1972 cast iron intake?

    Canadian GS 350, Jan 21, 2024
    Replies:
    15
    Views:
    407
    black70buick
    Jan 30, 2024
  41. rhedelius

    SP1 Intake on 455 in 66-67 Skylark

    rhedelius, Jan 20, 2024
    Replies:
    7
    Views:
    378
    DaWildcat
    Jan 22, 2024
  42. bluebuick

    Crane cam and lifter ?

    bluebuick, Jan 20, 2024 ... 2
    Replies:
    27
    Views:
    750
    DaWildcat
    Jan 22, 2024
  43. 71stagegs

    cam for 72 gs 350

    71stagegs, Jan 19, 2024
    Replies:
    11
    Views:
    373
    71stagegs
    Jan 21, 2024
  44. Frankie70GS

    Engine assembly lube

    Frankie70GS, Jan 14, 2024
    Replies:
    9
    Views:
    300
    Schurkey
    Jan 14, 2024
  45. accelr8

    Need the DCR calculator that Larry posted several times

    accelr8, Jan 14, 2024
    Replies:
    5
    Views:
    220
    DaWildcat
    Jan 14, 2024
  46. Canadian GS 350

    Anyone have experience with TA 510 cam?

    Canadian GS 350, Jan 13, 2024
    Replies:
    6
    Views:
    336
    Canadian GS 350
    Jan 15, 2024
  47. rkammer

    Value of 1970 Heads, Pistons, cam?

    rkammer, Jan 10, 2024 ... 2
    Replies:
    22
    Views:
    883
    TommyV
    Jan 11, 2024
  48. Bigpig455

    Oil Drain Back Holes

    Bigpig455, Jan 9, 2024
    Replies:
    9
    Views:
    345
    Bigpig455
    Jan 28, 2024
  49. wormwood

    Interesting?

    wormwood, Jan 6, 2024 ... 2
    Replies:
    20
    Views:
    544
    TrunkMonkey
    Jan 10, 2024
  50. quickstage1

    When do I reinstall the inner valve springs after break in?

    quickstage1, Jan 6, 2024
    Replies:
    15
    Views:
    478
    Fox's Den
    Jan 10, 2024
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