The Venerable Q-Jet

Rochester and Edelbrock Q-jet tech.

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  1. James Leonard
    Sticky

    Rochester Date Code

    James Leonard, Jul 27, 2022
    Replies:
    16
    Views:
    981
    Smitty455
    Jan 29, 2023
  2. 69GS400s
    Sticky

    Rochester Carb ID - THE DEFINITIVE GUIDE !!!

    69GS400s, Feb 1, 2007
    Replies:
    13
    Views:
    14,889
    67melrob
    Jan 10, 2023
  3. berigan

    Q-Jet on 76 Electra has gone from robust 10.5/11 MPG to 8.5/9 MPG

    berigan, May 15, 2024 at 8:49 PM
    Replies:
    0
    Views:
    81
    berigan
    May 15, 2024 at 8:49 PM
  4. Storm1

    Inlet thread size

    Storm1, May 4, 2024
    Replies:
    3
    Views:
    183
    Storm1
    May 5, 2024
  5. 87GN_70GS

    1000+ cfm from a modified Qjet

    87GN_70GS, Apr 16, 2024
    Replies:
    4
    Views:
    634
    87GN_70GS
    May 3, 2024
  6. 69gs400

    Rochester carb jetting?

    69gs400, Mar 20, 2024
    Replies:
    10
    Views:
    473
    Canadian GS 350
    Mar 21, 2024
  7. hugger

    Scored a nice one!

    hugger, Feb 19, 2024
    Replies:
    3
    Views:
    467
    techg8
    Feb 21, 2024
  8. COMPTA

    Odd carburator

    COMPTA, Jul 29, 2023
    Replies:
    5
    Views:
    480
    HotRodRivi
    Feb 20, 2024
  9. CJay

    Quadrajet too lean at idle

    CJay, Sep 22, 2023
    Replies:
    10
    Views:
    790
    HotRodRivi
    Feb 20, 2024
  10. Waterboy

    Do I need the #28, pull clip-float needle part

    Waterboy, Jan 12, 2024
    Replies:
    10
    Views:
    483
    Cliff R
    Jan 16, 2024
  11. mitch28

    Early ‘70’s Delco Carburetor

    mitch28, Nov 12, 2023
    Replies:
    6
    Views:
    528
    mitch28
    Dec 24, 2023
  12. 1969briviera

    Carb issue?

    1969briviera, Sep 5, 2023
    Replies:
    9
    Views:
    421
    Cliff R
    Sep 27, 2023
  13. Buickpwrdolds

    Not on my Buick, but a Q-jet nevertheless

    Buickpwrdolds, Aug 31, 2023
    Replies:
    12
    Views:
    494
    Cliff R
    Sep 21, 2023
  14. job

    Quadrajet float chamber is empty

    job, Aug 4, 2023 ... 2
    Replies:
    28
    Views:
    1,271
    job
    Aug 27, 2023
  15. MikeCasey

    Am I missing a part, or two?

    MikeCasey, Aug 12, 2023
    Replies:
    4
    Views:
    337
    MikeCasey
    Aug 14, 2023
  16. Tonino

    Surging at idle and low speed

    Tonino, Dec 24, 2014
    Replies:
    15
    Views:
    3,857
    Ken 68 Riv GS
    Jul 8, 2023
  17. LARRY70GS

    Everyday Performance Electric Choke

    LARRY70GS, Nov 19, 2022 ... 2
    Replies:
    28
    Views:
    1,436
    Cliff R
    Jun 30, 2023
  18. MR. BUICK '72

    Secondary spring

    MR. BUICK '72, Jun 10, 2023
    Replies:
    12
    Views:
    532
    MR. BUICK '72
    Jun 21, 2023
  19. VET

    Why did Buick install an 800 CFM carburetor on the 71 Stage 1?

    VET, Jun 14, 2023
    Replies:
    19
    Views:
    1,406
    TORQUED455
    Jun 16, 2023
  20. techg8

    7040246 with interesting sticker...thoughts?

    techg8, Oct 31, 2022
    Replies:
    19
    Views:
    1,246
    Dan Healey
    Jun 12, 2023
  21. IlliniGSX

    Q Jet questions

    IlliniGSX, May 29, 2023
    Replies:
    5
    Views:
    386
    Cliff R
    May 31, 2023
  22. Quick Buick

    Q-Jet Base Gasket 7043240.

    Quick Buick, May 27, 2023 ... 2
    Replies:
    22
    Views:
    1,012
    TORQUED455
    May 29, 2023
  23. Electra Sweden

    Tuning by float level?

    Electra Sweden, Mar 15, 2023 ... 2
    Replies:
    20
    Views:
    2,371
    dentboy
    Apr 28, 2023
  24. Steve Yager

    Quadrajet question

    Steve Yager, Apr 2, 2023 ... 2 3
    Replies:
    43
    Views:
    2,418
    Mark Demko
    Apr 24, 2023
  25. alvareracing

    Washers or no Washers

    alvareracing, Mar 29, 2023
    Replies:
    6
    Views:
    853
    Briz
    Apr 12, 2023
  26. 1968_GS400

    Is B1386681E a 1968 intake manifold?

    1968_GS400, Nov 5, 2022
    Replies:
    15
    Views:
    694
    1968_GS400
    Feb 25, 2023
  27. Mike Trom

    Correct gasket for 68 GS400 carb?

    Mike Trom, Nov 2, 2014
    Replies:
    17
    Views:
    1,363
    1968_GS400
    Feb 24, 2023
  28. bw1339

    Quadrajet choke

    bw1339, Feb 12, 2023
    Replies:
    12
    Views:
    729
    bw1339
    Feb 24, 2023
  29. mikethegoon

    This needs help!

    mikethegoon, Feb 21, 2023
    Replies:
    4
    Views:
    271
    CJay
    Feb 21, 2023
  30. Canadian GS 350

    Anyone have pics of a 71 or 72 Stage 1 carb?

    Canadian GS 350, Feb 19, 2023
    Replies:
    5
    Views:
    318
    Canadian GS 350
    Feb 20, 2023
  31. ribuick

    Q-jet Flooding Engine-BAD

    ribuick, Jan 21, 2023 ... 2
    Replies:
    30
    Views:
    1,270
    ribuick
    Feb 18, 2023
  32. green71stage1

    Where is the carburetor idle adjustment screw on the Rochester ?

    green71stage1, Jul 18, 2020 ... 2
    Replies:
    35
    Views:
    3,654
    1968_GS400
    Feb 12, 2023
  33. Pav8427

    Experimental Quadrajets.

    Pav8427, Feb 26, 2022 ... 2
    Replies:
    33
    Views:
    2,223
    wkillgs
    Jan 23, 2023
  34. 1969briviera

    Cold idling fast idle cam

    1969briviera, Jan 18, 2023
    Replies:
    8
    Views:
    542
    1969briviera
    Jan 19, 2023
  35. CJay

    NOS baseplate- application?

    CJay, Jan 16, 2023
    Replies:
    4
    Views:
    358
    CJay
    Jan 18, 2023
  36. 67melrob

    67 BBB replacement carb question

    67melrob, Jan 12, 2023
    Replies:
    2
    Views:
    226
    Cliff R
    Jan 16, 2023
  37. 67melrob

    1967 430 early or late carb?

    67melrob, Jan 10, 2023
    Replies:
    2
    Views:
    190
    67melrob
    Jan 11, 2023
  38. TurboRegal

    350 2bbl to 4bbl conversion - throttle cable

    TurboRegal, Jan 9, 2023
    Replies:
    0
    Views:
    164
    TurboRegal
    Jan 9, 2023
  39. 69WILD

    Bowl leaking?

    69WILD, Sep 6, 2022 ... 2 3
    Replies:
    48
    Views:
    1,729
    69WILD
    Dec 3, 2022
  40. RustyFuryIII

    Quality carb rebuild kit?

    RustyFuryIII, Nov 29, 2022
    Replies:
    6
    Views:
    445
    RustyFuryIII
    Dec 1, 2022
  41. Daves 71 GS

    600 HP with Q-Jet

    Daves 71 GS, Dec 28, 2019 ... 2 3
    Replies:
    54
    Views:
    6,527
    BennyK81
    Nov 5, 2022
  42. srb

    7029241 carb 1969 430 engine specs

    srb, Oct 13, 2022
    Replies:
    13
    Views:
    755
    Cliff R
    Oct 30, 2022
  43. turbotimmer

    Stage 1 Carb Date Codes

    turbotimmer, Feb 18, 2017 ... 2
    Replies:
    21
    Views:
    2,589
    Tomahawk
    Oct 28, 2022
  44. CJay

    Best method to remove APT screw in baseplate?

    CJay, Apr 5, 2022 ... 2 3
    Replies:
    55
    Views:
    3,776
    CJay
    Oct 17, 2022
  45. schwemf

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

    schwemf, Aug 30, 2019 ... 2
    Replies:
    20
    Views:
    1,826
    srb
    Oct 12, 2022
  46. srb

    Standard starting procedure / choke setting Q-jet

    srb, Jan 24, 2022 ... 2 3
    Replies:
    57
    Views:
    3,204
    srb
    Oct 12, 2022
  47. DEADMANSCURVE

    q-jet iD help

    DEADMANSCURVE, Sep 18, 2022
    Replies:
    5
    Views:
    391
    DEADMANSCURVE
    Sep 21, 2022
  48. pbr400

    Interesting evaluation of the ‘new Chinesium Quadrajet’

    pbr400, Sep 13, 2022
    Replies:
    5
    Views:
    618
    kiwidave
    Sep 18, 2022
  49. got_tork

    Float setting 240 carb

    got_tork, Sep 4, 2022
    Replies:
    4
    Views:
    425
    Cliff R
    Sep 15, 2022
  50. Pav8427

    Quad un-warping jig

    Pav8427, Aug 16, 2022
    Replies:
    15
    Views:
    690
    Smartin
    Sep 2, 2022
  51. JoRion

    Q-Jet Questions

    JoRion, Aug 28, 2022
    Replies:
    10
    Views:
    612
    Pav8427
    Aug 31, 2022
  52. IDOXLR8

    Q Jet Heat Shield

    IDOXLR8, Aug 13, 2022
    Replies:
    13
    Views:
    649
    lemmy-67
    Aug 16, 2022
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