The Venerable Q-Jet

Rochester and Edelbrock Q-jet tech.

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  1. Dermodad

    Float needle valve sticking closed

    Dermodad, May 22, 2012
    Replies:
    4
    Views:
    1,865
    6WildCat5
    May 23, 2012
  2. techg8

    1970 455 Stage 1 Qjet 7040246?

    techg8, Dec 12, 2013
    Replies:
    11
    Views:
    1,865
    techg8
    Dec 23, 2013
  3. Matt S

    What jets on a stock 70 GS 350 QJet

    Matt S, Sep 1, 2010
    Replies:
    7
    Views:
    1,864
    LARRY70GS
    Sep 14, 2010
  4. theholycow

    Where should I look for this leak?

    theholycow, May 8, 2010
    Replies:
    18
    Views:
    1,861
    theholycow
    May 22, 2010
  5. bignastyGS

    Q-Jet What's the correct way to adjust the secondary butterflies??

    bignastyGS, Sep 21, 2009
    Replies:
    6
    Views:
    1,860
    RAbarrett
    Sep 27, 2009
  6. 70gsrick

    New Q-jet

    70gsrick, Nov 21, 2004
    Replies:
    16
    Views:
    1,859
    70gsrick
    Jan 17, 2005
  7. FireRedGS455

    Carb too lean?

    FireRedGS455, Dec 18, 2021 ... 2
    Replies:
    31
    Views:
    1,855
    LARRY70GS
    Jan 21, 2022
  8. tubecatgs

    Correct Qjet gasket & changes for manual?

    tubecatgs, Mar 3, 2020
    Replies:
    17
    Views:
    1,855
    87GN_70GS
    Apr 22, 2020
  9. TimR

    76 carbs any good?

    TimR, Nov 5, 2004
    Replies:
    11
    Views:
    1,851
    RAbarrett
    Nov 29, 2004
  10. wildcatsrule

    Who still sells AC Delco air filters?

    wildcatsrule, May 2, 2009
    Replies:
    3
    Views:
    1,842
    6769RIV
    May 9, 2009
  11. 1969briviera

    Mixture adjustments

    1969briviera, May 13, 2007
    Replies:
    16
    Views:
    1,839
    1969briviera
    May 21, 2007
  12. 70stage1

    Carb Whistle

    70stage1, Jul 31, 2007
    Replies:
    6
    Views:
    1,838
    70stage1
    Jul 31, 2007
  13. intense74

    Rochester bowl plugs

    intense74, May 6, 2010
    Replies:
    8
    Views:
    1,834
    Free Riviera
    Apr 3, 2011
  14. real82it

    What is the difference between the older and newer (75+?) quadrajet? Any advantage?

    real82it, Jan 6, 2013
    Replies:
    5
    Views:
    1,833
    real82it
    Mar 4, 2013
  15. CortezGold71

    Choke problem?

    CortezGold71, Nov 24, 2009
    Replies:
    16
    Views:
    1,824
    CortezGold71
    Jul 8, 2010
  16. schwemf

    1969 Stage 1 7029246 - Does it have a fixed Idle-Air Bypass System?

    schwemf, Aug 30, 2019 ... 2
    Replies:
    20
    Views:
    1,821
    srb
    Oct 12, 2022
  17. sean Buick 76

    secondaries are bogging!

    sean Buick 76, Dec 16, 2004 ... 2
    Replies:
    23
    Views:
    1,815
    Buickone
    Jan 5, 2005
  18. afracer

    Correct carb gaskets for 1970 GS 455?

    afracer, Jan 23, 2016
    Replies:
    15
    Views:
    1,809
    BadBrad
    Jan 29, 2016
  19. DauntlessSB92

    Intermittent Stumble

    DauntlessSB92, Oct 17, 2013
    Replies:
    16
    Views:
    1,803
    TheSilverBuick
    Jan 26, 2016
  20. Shrav

    Replaced head gaskets now getting a bog

    Shrav, Nov 30, 2004
    Replies:
    3
    Views:
    1,798
    Dana/Beth Andrews
    Nov 30, 2004
  21. matt68gs400

    1/2” phenolic spacer

    matt68gs400, Aug 3, 2019
    Replies:
    17
    Views:
    1,798
    Cliff R
    Dec 26, 2019
  22. TexasT

    qjet for the first time in two decades

    TexasT, May 10, 2017
    Replies:
    17
    Views:
    1,797
    techg8
    Oct 31, 2017
  23. JayZee88

    Getting more CFM out of a 7041540 Q Jet

    JayZee88, Mar 14, 2016
    Replies:
    5
    Views:
    1,792
    Cliff R
    Mar 17, 2016
  24. GoldBoattail455

    Rear vacuum port, what goes there?

    GoldBoattail455, Aug 15, 2010
    Replies:
    6
    Views:
    1,791
    LARRY70GS
    Jul 2, 2011
  25. matt68gs400

    Qjet secondaries

    matt68gs400, Aug 2, 2016
    Replies:
    17
    Views:
    1,781
    matt68gs400
    Aug 18, 2016
  26. Lynxh

    Should I Use My Q-Jet??

    Lynxh, Mar 7, 2004
    Replies:
    12
    Views:
    1,778
    Lynxh
    Mar 24, 2004
  27. medhatbuickguy

    750 vs. 800 edelbrock

    medhatbuickguy, Mar 26, 2007
    Replies:
    4
    Views:
    1,777
    medhatbuickguy
    Mar 28, 2007
  28. scubasteve455

    green round (dot) sticker on side of Rochester carb

    scubasteve455, Jan 29, 2015
    Replies:
    13
    Views:
    1,772
    BadBrad
    Feb 3, 2015
  29. cstanley-gs

    quick question - auction ends in a few hrs.. 750 vs 800 cfm.

    cstanley-gs, Aug 9, 2009
    Replies:
    5
    Views:
    1,767
    Cliff R
    Sep 7, 2009
  30. wranglr88

    4bbl for 350-which one??

    wranglr88, Feb 28, 2010
    Replies:
    6
    Views:
    1,766
    sean Buick 76
    Mar 1, 2010
  31. dennis6rs91

    Poston Quadrajets...

    dennis6rs91, Mar 8, 2004
    Replies:
    18
    Views:
    1,764
    RAbarrett
    Mar 26, 2004
  32. jaystoy

    Someone please give me some good advice

    jaystoy, Jan 23, 2006 ... 2
    Replies:
    22
    Views:
    1,763
    carbking
    Mar 24, 2006
  33. 1969briviera

    Choke Pull Off

    1969briviera, May 10, 2010
    Replies:
    18
    Views:
    1,761
    1969briviera
    May 14, 2010
  34. Dayvd

    Rebuilding Thread?

    Dayvd, Aug 27, 2007
    Replies:
    16
    Views:
    1,760
    cacmanjr
    Oct 1, 2007
  35. hoopdog9

    Q-jet mods or swap?

    hoopdog9, Apr 27, 2004
    Replies:
    15
    Views:
    1,758
    gs4u2c
    May 5, 2004
  36. TORQUED455

    Tuning Qjet w/ race gas

    TORQUED455, Aug 21, 2011
    Replies:
    12
    Views:
    1,753
    TORQUED455
    Aug 31, 2011
  37. Raxo

    High idle at Park and Neutral

    Raxo, Jun 17, 2007
    Replies:
    7
    Views:
    1,745
    LARRY70GS
    Dec 28, 2007
  38. arden_dean

    1971 Buick skylark 455 QJet Carb. no secondaries?

    arden_dean, Sep 9, 2013
    Replies:
    5
    Views:
    1,745
    Cliff R
    Sep 13, 2013
  39. sbbuick

    Tomco Rebuilt Q Jet

    sbbuick, Jan 16, 2006
    Replies:
    15
    Views:
    1,743
    Stage1 Jeff
    Feb 6, 2006
  40. HotRodRivi

    Base plate gasget , open or divided

    HotRodRivi, May 15, 2016
    Replies:
    9
    Views:
    1,738
    HotRodRivi
    Jun 10, 2016
  41. into_l

    '73 Q-jet needs choke, will electric work?

    into_l, May 2, 2007
    Replies:
    4
    Views:
    1,730
    David Hemker
    May 3, 2007
  42. 69WILD

    Bowl leaking?

    69WILD, Sep 6, 2022 ... 2 3
    Replies:
    48
    Views:
    1,727
    69WILD
    Dec 3, 2022
  43. theholycow

    Using auto quadrajet with manual transmission

    theholycow, Jul 4, 2010
    Replies:
    3
    Views:
    1,720
    theholycow
    Jul 4, 2010
  44. snake

    #7042240 Q-jet set up on a 425 nailhead

    snake, May 31, 2013
    Replies:
    11
    Views:
    1,719
    Cliff R
    Jun 4, 2013
  45. CJay

    Vacuum leak and throttle shaft play

    CJay, Nov 13, 2017
    Replies:
    7
    Views:
    1,718
    Cliff R
    Nov 16, 2017
  46. Bandit524

    75 455 Q-Jet Rebuild

    Bandit524, May 1, 2007
    Replies:
    7
    Views:
    1,718
    Bandit524
    May 3, 2007
  47. Bigpig455

    73 Gran Sport Stage 1 Q-Jet

    Bigpig455, Dec 23, 2010
    Replies:
    13
    Views:
    1,717
    shiftbyear
    Jan 15, 2011
  48. jay3000

    Flat spot, just off idle. New rebuild from National Carb. What can I check??

    jay3000, Dec 10, 2007
    Replies:
    6
    Views:
    1,714
    shiftbyear
    Dec 11, 2007
  49. sparki

    EFI?

    sparki, Jun 23, 2018 ... 2
    Replies:
    22
    Views:
    1,710
    sparki
    Jul 14, 2018
  50. cb3071

    Choke-I'm stumped

    cb3071, Oct 6, 2010
    Replies:
    14
    Views:
    1,698
    cb3071
    Oct 17, 2010
Showing threads 301 to 350 of 1,571

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