Holley

Everything you need to know about Vac Secondary, Double pumpers, HP Series, Avengers, and the Dominator

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  1. jay3000

    Mighty Demon going lean under boost..

    jay3000, Jul 2, 2010
    Replies:
    6
    Views:
    1,629
    jay3000
    Jul 5, 2010
  2. jay3000

    Mighty Demon cuts off under hard braking

    jay3000, Feb 21, 2010
    Replies:
    6
    Views:
    976
    DaWildcat
    Feb 22, 2010
  3. tt455

    Float level

    tt455, Jun 22, 2008
    Replies:
    6
    Views:
    1,568
    ExplorGM
    Apr 27, 2009
  4. allioop108

    proform baseplate question

    allioop108, Apr 14, 2006
    Replies:
    6
    Views:
    1,863
    allioop108
    Apr 17, 2006
  5. PbSLED

    Help Identifying a Holley?

    PbSLED, May 9, 2004
    Replies:
    6
    Views:
    1,568
    PbSLED
    May 9, 2004
  6. fanofsteel

    Fuel pump to QFT carburetor line suggestions...GS 455 with performer intake

    fanofsteel, Oct 25, 2020
    Replies:
    7
    Views:
    587
    fanofsteel
    Oct 7, 2021
  7. Co2

    Adapter

    Co2, Aug 16, 2011
    Replies:
    7
    Views:
    2,338
    Co2
    Aug 21, 2011
  8. eagleguy

    Avenger 670 to replace stock Qjet

    eagleguy, Jun 16, 2010
    Replies:
    7
    Views:
    1,342
    eagleguy
    Jun 18, 2010
  9. Turbo455

    Does this plug look like the air fuel mixture is a little rich

    Turbo455, May 21, 2008
    Replies:
    7
    Views:
    1,981
    78 buick custom
    May 24, 2008
  10. Chrille_GS

    power-valve diaphragm

    Chrille_GS, Apr 19, 2007
    Replies:
    7
    Views:
    2,120
    ralph sr.
    May 8, 2007
  11. mjoe7

    750 idle question.

    mjoe7, Oct 20, 2004
    Replies:
    7
    Views:
    2,642
    mjoe7
    Nov 15, 2004
  12. wagonboss

    Correct Holley 850, Factory Stage 2 Package

    wagonboss, Feb 20, 2004
    Replies:
    7
    Views:
    1,581
    wagonboss
    Mar 12, 2004
  13. DasRottweiler

    Mighty Demon 850 Needle/seat issues

    DasRottweiler, May 29, 2020
    Replies:
    8
    Views:
    512
    DasRottweiler
    May 30, 2020
  14. Romel

    Quick fuel 850 DP

    Romel, Aug 21, 2019
    Replies:
    8
    Views:
    872
    shiftbyear
    Aug 24, 2019
  15. Kenny462

    750DP dual idle system

    Kenny462, Jun 6, 2016
    Replies:
    8
    Views:
    5,092
    pancher1
    Apr 7, 2017
  16. pitfield

    need help with my Holley 850

    pitfield, Jul 27, 2015
    Replies:
    8
    Views:
    2,205
    DEADMANSCURVE
    Jul 29, 2015
  17. online170

    What Fuel Pressure with 1/2" Fuel Lines?

    online170, Feb 22, 2014
    Replies:
    8
    Views:
    1,529
    70 gsconvt
    Mar 19, 2014
  18. monsterbuick462

    4150 to 4500 adaptor

    monsterbuick462, Oct 17, 2013
    Replies:
    8
    Views:
    2,489
    ronbz455
    Nov 9, 2013
  19. 69GS430/TKX

    Rare find: Jetless double pumper ??

    69GS430/TKX, Oct 5, 2012
    Replies:
    8
    Views:
    1,980
    69GS430/TKX
    Nov 19, 2012
  20. toddmabbott

    Holley 4150 bolt on?

    toddmabbott, Aug 2, 2012
    Replies:
    8
    Views:
    2,538
    CJay
    Sep 8, 2012
  21. 69GS430/TKX

    Looking for advice: 4150 or 4160?

    69GS430/TKX, Apr 20, 2011
    Replies:
    8
    Views:
    1,930
    69GS430/TKX
    May 11, 2011
  22. sootie007

    Great Holley 7 different carb cfm shootout article - bigger isnt always better

    sootie007, Mar 13, 2009
    Replies:
    8
    Views:
    5,988
    doc
    Nov 6, 2010
  23. sootie007

    Thoughts spread vs square jetting

    sootie007, Dec 13, 2009
    Replies:
    8
    Views:
    2,360
    sootie007
    Dec 13, 2009
  24. 72gsBuick

    holley double pumper. Finding out size and other ?s

    72gsBuick, Mar 29, 2009
    Replies:
    8
    Views:
    4,278
    72gsBuick
    Apr 20, 2009
  25. ivor buick

    Busted Holley

    ivor buick, Mar 29, 2008
    Replies:
    8
    Views:
    1,133
    70aqua_custom
    Mar 30, 2008
  26. Gary Crossman

    Annular boosters vs drop leg

    Gary Crossman, Oct 4, 2007
    Replies:
    8
    Views:
    3,903
    Gary Crossman
    Oct 8, 2007
  27. GS4551970

    What size carb should i buy?

    GS4551970, Oct 5, 2007
    Replies:
    8
    Views:
    2,098
    GS4551970
    Oct 6, 2007
  28. Tony

    Loads up at idle

    Tony, Jul 17, 2007
    Replies:
    8
    Views:
    2,347
    Jeff Kitchen
    Jul 18, 2007
  29. Johnny Angel

    Accepable fuel pressures for Holley 1000 HP?

    Johnny Angel, Dec 28, 2006
    Replies:
    8
    Views:
    1,678
    Johnny Angel
    Jan 6, 2007
  30. Tim

    Holley 800DP vs Osborne Q-Jet

    Tim, Jul 19, 2006
    Replies:
    8
    Views:
    1,323
    copperheadgs1
    Aug 7, 2006
  31. doc

    holley 1050 cfm three bbl

    doc, Sep 16, 2004
    Replies:
    8
    Views:
    2,388
    walt whitman
    Oct 13, 2004
  32. staged67gspwr

    Bog or stumple or choke on 800 dp

    staged67gspwr, Jul 28, 2004
    Replies:
    8
    Views:
    1,126
    staged67gspwr
    Jul 30, 2004
  33. Aaron65

    Holley 4160 Question for OT car

    Aaron65, Mar 17, 2014
    Replies:
    9
    Views:
    1,680
    Aaron65
    Mar 29, 2014
  34. STAGE-2 TORQUE

    Holley 850 dp issue

    STAGE-2 TORQUE, Oct 17, 2012
    Replies:
    9
    Views:
    1,741
    STAGE-2 TORQUE
    Oct 19, 2012
  35. 1987Regal

    buick 350 with holley 600 (4160) jetting help

    1987Regal, Jul 8, 2012
    Replies:
    9
    Views:
    4,494
    sean Buick 76
    Jul 15, 2012
  36. sootie007

    Blown power valve symptoms

    sootie007, Nov 15, 2010
    Replies:
    9
    Views:
    7,005
    sootie007
    Dec 2, 2010
  37. MGSCP

    dog-leg performance boosters WTF

    MGSCP, Jan 5, 2010
    Replies:
    9
    Views:
    1,587
    bob k. mando
    Jan 13, 2010
  38. Sir Speedy

    850 DP Holley Setup

    Sir Speedy, Nov 15, 2009
    Replies:
    9
    Views:
    4,418
    doc
    Dec 4, 2009
  39. Rad005

    Holley 4779 fuel line

    Rad005, Sep 6, 2009
    Replies:
    9
    Views:
    1,452
    DaWildcat
    Sep 7, 2009
  40. N360LL

    4160 series fuel overflowing...

    N360LL, Nov 16, 2008
    Replies:
    9
    Views:
    1,745
    doc
    Dec 10, 2008
  41. Steve888

    FIx for oversized carb or do I have to replace it?

    Steve888, Jul 14, 2008
    Replies:
    9
    Views:
    1,496
    doc
    Sep 14, 2008
  42. Canadian GS 350

    HP1000 80513

    Canadian GS 350, Sep 8, 2022
    Replies:
    10
    Views:
    519
    Canadian GS 350
    Oct 23, 2022
  43. Dragnknights

    Holley 850 on a 430

    Dragnknights, Aug 2, 2018
    Replies:
    10
    Views:
    1,155
    MarkusM
    Oct 21, 2018
  44. Bigmarc650

    Carb replacement

    Bigmarc650, Aug 23, 2016
    Replies:
    10
    Views:
    2,267
    telriv
    Oct 20, 2017
  45. mshrout

    73 Century 350 Carb recommendations

    mshrout, Oct 16, 2015
    Replies:
    10
    Views:
    1,468
    techg8
    Oct 19, 2015
  46. alan

    Holley 850 DP and 107 cam on an SP-1

    alan, Jul 4, 2014
    Replies:
    10
    Views:
    1,791
    DEADMANSCURVE
    Jul 9, 2014
  47. S2X01

    Discontinued......

    S2X01, May 27, 2011
    Replies:
    10
    Views:
    2,045
    S2X01
    May 29, 2011
  48. lark69

    holley spread bore carbs?

    lark69, Dec 12, 2007
    Replies:
    10
    Views:
    11,443
    doc
    Dec 16, 2009
  49. 7 skylark 1

    anyone run staggered jetting?

    7 skylark 1, Nov 4, 2008
    Replies:
    10
    Views:
    1,588
    DaWildcat
    Nov 6, 2008
  50. sailbrd

    Better gas millage with a Holley

    sailbrd, Aug 25, 2008
    Replies:
    10
    Views:
    2,080
    D-Con
    Aug 28, 2008
Showing threads 201 to 250 of 297

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