The Venerable Q-Jet

Rochester and Edelbrock Q-jet tech.

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  1. 69GS400s
    Sticky

    Rochester Carb ID - THE DEFINITIVE GUIDE !!!

    69GS400s, Feb 1, 2007
    Replies:
    12
    Views:
    13,686
    DEADMANSCURVE
    Jan 21, 2015
  2. Taulbee2277

    Will not idle correct or stay running

    Taulbee2277, Nov 7, 2011 ... 2 3 4
    Replies:
    64
    Views:
    7,255
    lemmy-67
    Nov 14, 2011
  3. buick64203

    Q-Jet part throttle lean condition

    buick64203, Sep 24, 2017 ... 2 3 4
    Replies:
    62
    Views:
    6,278
    buick64203
    Nov 2, 2018
  4. CadillacMatt

    New here, need some help!

    CadillacMatt, Jan 28, 2010 ... 2 3 4
    Replies:
    61
    Views:
    6,312
    RAbarrett
    Mar 12, 2010
  5. lemmy-67

    Q-Jet Quartet

    lemmy-67, Jan 17, 2012 ... 2 3
    Replies:
    58
    Views:
    13,268
    Cliff R
    Dec 22, 2012
  6. srb

    Standard starting procedure / choke setting Q-jet

    srb, Jan 24, 2022 ... 2 3
    Replies:
    55
    Views:
    1,485
    Cliff R
    Aug 11, 2022
  7. carmantx

    Quadrajets, found a few. Stickers

    carmantx, Sep 9, 2018 ... 2 3
    Replies:
    54
    Views:
    4,754
    Mike Trom
    Feb 13, 2022
  8. Stage1 Jeff

    stupid question

    Stage1 Jeff, Jan 1, 2005 ... 2 3
    Replies:
    54
    Views:
    3,381
    Stage1 Jeff
    Jan 7, 2005
  9. Mark Demko

    Q-Jet secondary adjustment

    Mark Demko, Jun 25, 2021 ... 2 3
    Replies:
    53
    Views:
    1,524
    LEgendVI
    Aug 8, 2021
  10. Briz

    Sucking it dry?

    Briz, Nov 8, 2015 ... 2 3
    Replies:
    53
    Views:
    7,777
    Briz
    Mar 15, 2016
  11. Free Riviera

    Carb Mods for a TA284 88H cam

    Free Riviera, Jan 29, 2008 ... 2 3
    Replies:
    52
    Views:
    4,519
    jamyers
    Sep 18, 2008
  12. hgiljr

    Carb issues

    hgiljr, May 24, 2020 ... 2 3
    Replies:
    49
    Views:
    1,936
    jeremy barnhart
    Sep 29, 2020
  13. Daves 71 GS

    600 HP with Q-Jet

    Daves 71 GS, Dec 28, 2019 ... 2 3
    Replies:
    49
    Views:
    4,932
    Cliff R
    Apr 24, 2020
  14. buick64203

    Best method to remove APT screw in baseplate?

    buick64203, Apr 5, 2022 ... 2 3
    Replies:
    45
    Views:
    1,889
    TORQUED455
    Oct 1, 2022 at 6:53 PM
  15. Spitfire7

    Major gas leaks all over

    Spitfire7, Nov 1, 2016 ... 2 3
    Replies:
    45
    Views:
    5,605
    Spitfire7
    Mar 2, 2017
  16. ravensbud

    QJ major stumble at high RPM

    ravensbud, Sep 29, 2017 ... 2 3
    Replies:
    44
    Views:
    4,472
    ravensbud
    May 9, 2018
  17. staged67gspwr

    Flat spot or bog???

    staged67gspwr, Aug 25, 2004 ... 2 3
    Replies:
    44
    Views:
    3,271
    staged67gspwr
    Jan 12, 2005
  18. Bigpig455

    Q-Jet Secondary and off idle Sputtering

    Bigpig455, Feb 25, 2012 ... 2 3
    Replies:
    43
    Views:
    5,009
    6WildCat5
    Apr 23, 2012
  19. John Osborne

    John Osborne Performance

    John Osborne, Jan 21, 2008 ... 2 3
    Replies:
    43
    Views:
    8,247
    sean Buick 76
    Mar 28, 2008
  20. 69WILD

    Bowl leaking?

    69WILD, Sep 6, 2022 ... 2 3
    Replies:
    42
    Views:
    758
    TORQUED455
    Sep 24, 2022
  21. Lysander

    DIY throttle shaft bushing

    Lysander, Oct 1, 2008 ... 2 3
    Replies:
    41
    Views:
    17,423
    Cliff R
    Aug 17, 2010
  22. CCM

    7045483 cold start issues

    CCM, Dec 10, 2020 ... 2
    Replies:
    39
    Views:
    971
    CCM
    Dec 17, 2020
  23. Stagedcoach71

    TH350 kickdown cable - carb mounted question

    Stagedcoach71, Sep 3, 2014 ... 2
    Replies:
    39
    Views:
    9,153
    JJ
    Aug 1, 2016
  24. canuck buick

    how far do you have your idle screws backed out

    canuck buick, Jun 4, 2012 ... 2
    Replies:
    39
    Views:
    4,284
    sean Buick 76
    Jul 11, 2012
  25. 72RivGS

    At a wall with my Q-Jet

    72RivGS, Sep 30, 2009 ... 2
    Replies:
    39
    Views:
    2,566
    crankshaft
    Oct 31, 2009
  26. sean Buick 76

    900 CFM Q jets

    sean Buick 76, Mar 27, 2012 ... 2
    Replies:
    38
    Views:
    10,038
    Cliff R
    Nov 16, 2014
  27. Buick Riviera 7

    Quadrajet stalls at high speed

    Buick Riviera 7, May 17, 2018 ... 2
    Replies:
    37
    Views:
    2,401
    HotRodRivi
    Jun 1, 2018
  28. 70 GMuscle

    A few Quadra jet questions

    70 GMuscle, Apr 24, 2020 ... 2
    Replies:
    36
    Views:
    1,291
    Aussie V8
    Jun 16, 2020
  29. Quick Buick

    Fuel Pressure ?

    Quick Buick, Nov 28, 2018 ... 2
    Replies:
    36
    Views:
    1,677
    Quick Buick
    Mar 22, 2019
  30. eagleguy

    Carb selection for 350 with 284 cam

    eagleguy, Nov 22, 2012 ... 2
    Replies:
    36
    Views:
    3,609
    GS Jim
    Jan 22, 2013
  31. BYoung

    Carb woes

    BYoung, Nov 5, 2018 ... 2
    Replies:
    35
    Views:
    2,096
    HotRodRivi
    Jan 22, 2019
  32. Smartin

    Idle surge issue on qjet...smooths out if I tip in the secondary air flaps

    Smartin, Aug 28, 2016 ... 2
    Replies:
    35
    Views:
    2,854
    Smartin
    Sep 5, 2016
  33. Jim Rodgers

    70 Stage 1 carb

    Jim Rodgers, Jan 19, 2017 ... 2
    Replies:
    34
    Views:
    4,394
    Jim Jones
    Feb 1, 2017
  34. 69gsconv4spd

    Quadrajet question

    69gsconv4spd, May 31, 2006 ... 2
    Replies:
    34
    Views:
    5,532
    69gsconv4spd
    Jun 4, 2006
  35. Aussie V8

    Which ports to use

    Aussie V8, Jul 8, 2022 ... 2
    Replies:
    33
    Views:
    865
    Cliff R
    Aug 7, 2022
  36. HotRodRivi

    Qjet atomization

    HotRodRivi, Oct 19, 2015 ... 2
    Replies:
    33
    Views:
    4,453
    HotRodRivi
    Aug 8, 2016
  37. breezeri999

    buick jet & rod sizes?

    breezeri999, Jun 7, 2011 ... 2
    Replies:
    33
    Views:
    4,695
    Cliff R
    Jul 11, 2011
  38. Mike Trom

    Secondaries not opening

    Mike Trom, May 3, 2010 ... 2
    Replies:
    33
    Views:
    6,747
    RAbarrett
    May 8, 2010
  39. section8mainiac

    Q-jet tuning help

    section8mainiac, Jun 25, 2016 ... 2
    Replies:
    32
    Views:
    3,398
    section8mainiac
    Jul 17, 2016
  40. eagleguy

    Carb acting up.

    eagleguy, Nov 23, 2013 ... 2
    Replies:
    32
    Views:
    2,740
    carmantx
    Dec 24, 2013
  41. scrisp

    Car will only idle when cold

    scrisp, Aug 10, 2004 ... 2
    Replies:
    32
    Views:
    2,251
    RAbarrett
    Aug 25, 2004
  42. FireRedGS455

    Carb too lean?

    FireRedGS455, Dec 18, 2021 ... 2
    Replies:
    31
    Views:
    1,046
    LARRY70GS
    Jan 21, 2022
  43. Cutlass

    How to modify a 1969 QJ to become a 1970 455 Stage1?

    Cutlass, Nov 11, 2018 ... 2
    Replies:
    31
    Views:
    2,206
    HotRodRivi
    Jun 8, 2019
  44. knucklebusted

    Rebuild a Q-Jet, Best Kit?

    knucklebusted, Aug 9, 2015 ... 2
    Replies:
    30
    Views:
    3,969
    knucklebusted
    Nov 5, 2015
  45. cstanley-gs

    So I took the plunge and rebuilt my carb.. no better.. Bail me out here...

    cstanley-gs, Sep 21, 2011 ... 2
    Replies:
    30
    Views:
    3,838
    cstanley-gs
    Oct 14, 2011
  46. Pav8427

    Experimental Quadrajets.

    Pav8427, Feb 26, 2022 ... 2
    Replies:
    29
    Views:
    1,029
    Cliff R
    Mar 7, 2022
  47. CJB72Skylark

    Q Jet Tuning

    CJB72Skylark, Oct 6, 2008 ... 2
    Replies:
    29
    Views:
    3,113
    CJB72Skylark
    Oct 10, 2008
  48. sean Buick 76

    Which vacuum lines are a must on my q-jet?

    sean Buick 76, Apr 4, 2005 ... 2
    Replies:
    29
    Views:
    2,448
    jamyers
    Apr 26, 2005
  49. Niterider66

    qjet 704124 KA 455 carb going on a built 350

    Niterider66, Jul 9, 2021 ... 2
    Replies:
    28
    Views:
    607
    Cliff R
    Jul 13, 2021
  50. weinh

    Fuel leak at inlet fitting - how to seal properly?

    weinh, Oct 14, 2019 ... 2
    Replies:
    28
    Views:
    3,604
    HotRodRivi
    Apr 12, 2020
  51. Syndrom1c

    Help! 1972 Buick Skylark

    Syndrom1c, Jan 10, 2016 ... 2
    Replies:
    28
    Views:
    4,280
    HotRodRivi
    Jan 18, 2016
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