Street/strip 400/430/455

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

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  1. GlenL

    '73/74 455 heads - toss, fix or use as is?

    GlenL, Oct 27, 2005
    Replies:
    7
    Views:
    734
    street rep
    Oct 31, 2005
  2. NealWright

    '74 455 -- swap pistons or heads

    NealWright, Sep 29, 2017
    Replies:
    8
    Views:
    514
    Bens99gtp
    Sep 30, 2017
  3. Snowbound

    '74 Riv GS question

    Snowbound, Jun 3, 2006
    Replies:
    1
    Views:
    528
    tommieboy
    Jun 3, 2006
  4. NotRyan

    '75 Riviera Cooling Issues?

    NotRyan, Apr 9, 2022 ... 2
    Replies:
    23
    Views:
    974
    Stevem
    Jul 6, 2022
  5. Rudebaker

    '76 455 for fuel economy?

    Rudebaker, Apr 28, 2008 ... 2
    Replies:
    38
    Views:
    9,695
    Vern
    Jul 18, 2008
  6. slow riviera

    '76 455 Riv

    slow riviera, Nov 13, 2004
    Replies:
    1
    Views:
    417
    KevinsBuick
    Nov 13, 2004
  7. TheWildCat

    '76 455? Horsepower?

    TheWildCat, May 24, 2010
    Replies:
    14
    Views:
    1,925
    speedtigger
    May 25, 2010
  8. Rodney Byrd

    '77-90 "B" Full-size 455 Swap?

    Rodney Byrd, Sep 2, 2009
    Replies:
    0
    Views:
    330
    Rodney Byrd
    Sep 2, 2009
  9. Rivi75th

    '78 350 Yanked and '67 430 Built~ Build Pics

    Rivi75th, Apr 23, 2010
    Replies:
    3
    Views:
    523
    Rivi75th
    Apr 24, 2010
  10. major_mitt

    (New?) Pertronix ignitor III plug n play distributors

    major_mitt, Jun 14, 2010 ... 2
    Replies:
    22
    Views:
    4,338
    TABuickMike
    Jun 26, 2010
  11. srb

    (TA) Pushrods wanted

    srb, Apr 29, 2020 ... 2
    Replies:
    20
    Views:
    899
    70 GMuscle
    May 21, 2020
  12. midnightcruiser

    (Yes again) Cam help needed

    midnightcruiser, Nov 11, 2004
    Replies:
    1
    Views:
    474
    87GN_70GS
    Nov 11, 2004
  13. David Butts

    ******* front cover

    David Butts, Dec 13, 2009
    Replies:
    17
    Views:
    1,356
    Michael Evans
    Dec 13, 2009
  14. J.Staged

    *455"s* how much HP with small valve heads

    J.Staged, Jan 15, 2011
    Replies:
    19
    Views:
    2,654
    Topless64-455
    Feb 2, 2011
  15. CarolinaDrifter

    +60 overheating problems

    CarolinaDrifter, Oct 19, 2018
    Replies:
    14
    Views:
    988
    Stevem
    Nov 1, 2018
  16. sailbrd

    -10 AN lines really necessary?

    sailbrd, Mar 12, 2009
    Replies:
    14
    Views:
    921
    sailbrd
    Mar 14, 2009
  17. fastest430

    -6 Degrees ?

    fastest430, Mar 26, 2005
    Replies:
    4
    Views:
    566
    87GN_70GS
    Mar 28, 2005
  18. bgs455

    -6 line, how much horsepower will it suport?

    bgs455, Dec 15, 2007
    Replies:
    5
    Views:
    634
    C9
    Dec 16, 2007
  19. tsipi

    -69 riviera 430 shaking after rebuld

    tsipi, Aug 1, 2014
    Replies:
    17
    Views:
    2,028
    alec296
    Aug 10, 2014
  20. Jacka

    -72 Centurion (455) emissions equipments

    Jacka, Apr 29, 2013
    Replies:
    0
    Views:
    286
    Jacka
    Apr 29, 2013
  21. Willie B

    ...460 Ford Rear Main Seal In A 455 Buick Motor...

    Willie B, Mar 5, 2013
    Replies:
    10
    Views:
    3,196
    BUQUICK
    Sep 22, 2022
  22. 65skyHT

    .009 excessive crank end clearance?

    65skyHT, Aug 22, 2008
    Replies:
    4
    Views:
    613
    65skyHT
    Aug 22, 2008
  23. BUICKRAT

    .020 under crank and rods...issues?

    BUICKRAT, Mar 22, 2011
    Replies:
    6
    Views:
    1,160
    MN GS455
    Mar 24, 2011
  24. NealWright

    .020” Offset Grind?

    NealWright, Feb 22, 2018
    Replies:
    18
    Views:
    2,386
    Schurkey
    Feb 25, 2018
  25. GranSportSedan

    .030-.038 overbore question

    GranSportSedan, Oct 11, 2009
    Replies:
    6
    Views:
    506
    GranSportSedan
    Oct 11, 2009
  26. Brett Slater

    .038 Piston Size

    Brett Slater, Feb 6, 2020
    Replies:
    11
    Views:
    746
    1972Mach1
    Feb 7, 2020
  27. FJM568

    .038 pistons in a .040 block?

    FJM568, Sep 23, 2018
    Replies:
    9
    Views:
    575
    FJM568
    Sep 24, 2018
  28. midnightcruiser

    .048" pistons in 455??

    midnightcruiser, Dec 14, 2004
    Replies:
    2
    Views:
    599
    bob k. mando
    Dec 14, 2004
  29. Tony

    .060 455 pros and cons

    Tony, Jul 30, 2007
    Replies:
    13
    Views:
    2,887
    tommieboy
    Aug 5, 2007
  30. Tony

    .060 flat top piston

    Tony, Mar 29, 2008
    Replies:
    5
    Views:
    831
    Jim Weise
    Mar 31, 2008
  31. Mike83

    .100 deck-piston?

    Mike83, Jul 8, 2021 ... 2
    Replies:
    20
    Views:
    1,526
    Buickpwrdolds
    Jul 30, 2021
  32. ghrp

    0.038 over 455 on the way...

    ghrp, Oct 16, 2020 ... 2 3
    Replies:
    49
    Views:
    3,188
    ghrp
    Feb 20, 2021
  33. marcflag

    0.060 over 455

    marcflag, Jul 18, 2006
    Replies:
    4
    Views:
    672
    DaWildcat
    Jul 19, 2006
  34. 131313

    0.20 crank install

    131313, Aug 17, 2003
    Replies:
    0
    Views:
    594
    131313
    Aug 17, 2003
  35. Kenny462

    0pen spacer or 4 hole spacer?

    Kenny462, May 27, 2017 ... 2
    Replies:
    20
    Views:
    1,345
    moleary
    Jun 1, 2017
  36. faster pastor

    1 12.87 @ 105.2 Better but need help

    faster pastor, Nov 28, 2005
    Replies:
    1
    Views:
    591
    Da Torquester.
    Nov 28, 2005
  37. robertacabin

    1 7/8 hooker headers

    robertacabin, Aug 17, 2011
    Replies:
    0
    Views:
    713
    robertacabin
    Aug 17, 2011
  38. Buick

    1 Spring in Mallory Dual-Point?????

    Buick, Aug 27, 2006
    Replies:
    2
    Views:
    505
    WE1
    Aug 28, 2006
  39. Skylard

    1 White sparkplug

    Skylard, Feb 17, 2020
    Replies:
    5
    Views:
    531
    Bens99gtp
    Feb 29, 2020
  40. kick71

    1" Spacer Holley 850 GS hood Clearence???

    kick71, May 14, 2008
    Replies:
    2
    Views:
    1,512
    kick71
    May 14, 2008
  41. tommieboy

    1.55 vs 1.6 vs 1.65 TA rocker arms

    tommieboy, Aug 15, 2005
    Replies:
    11
    Views:
    1,309
    mjoe7
    Aug 19, 2005
  42. StageTwo

    1.60 or 1.65 Rollers?

    StageTwo, Oct 29, 2010
    Replies:
    11
    Views:
    1,092
    StageTwo
    Oct 31, 2010
  43. whamo

    1.65 vs. 1.60 ratio rockers

    whamo, Apr 23, 2008
    Replies:
    8
    Views:
    1,433
    whamo
    Apr 30, 2008
  44. 71stage1

    1/2 line to Holley ?

    71stage1, Apr 29, 2015
    Replies:
    8
    Views:
    1,022
    hugger
    Apr 29, 2015
  45. Joeslark

    1/2 fuel line routing help

    Joeslark, Oct 27, 2012
    Replies:
    4
    Views:
    977
    71stagegs
    Oct 28, 2012
  46. sootie007

    1/2 inch open phenolic carb spacer on Edelbrock performer dual plane

    sootie007, Dec 16, 2007
    Replies:
    1
    Views:
    2,529
    BadBrad
    Dec 16, 2007
  47. Harry

    1/2 inch stainless fuel line install issue

    Harry, Apr 27, 2012
    Replies:
    16
    Views:
    3,621
    2791 lark custo
    Jul 2, 2012
  48. jmccart

    1/2" fuel line conversion

    jmccart, Feb 12, 2004 ... 2 3 4
    Replies:
    66
    Views:
    4,769
    70aqua_custom
    Mar 9, 2008
  49. bmdiener

    1/4 mile questions

    bmdiener, Jul 10, 2003
    Replies:
    4
    Views:
    981
    bmdiener
    Jul 13, 2003
  50. Ray

    1/4 mile time

    Ray, Oct 27, 2005
    Replies:
    6
    Views:
    1,443
    Ray
    Nov 3, 2005
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