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Pontiac Performance Discussion/Questions

Discuss or ask questions on any Performance Maintenance, Modifications, and Garage topics. Intake, exhaust, tunes and related items which increase the performance of your Pontiac!

 

  1. Jet Sizes for 462 with Holley 750 DP 4165

    Dom L,
    • 1 reply
    • 351 views
    Dom L
    Dom L

  2. Fuel issues?

    kelro58,
    • 6 replies
    • 452 views
    kelro58
    kelro58

  3. Unique Pontiac Head Cooling Idea

    Frosty,
    • 12 replies
    • 744 views
    Formulabruce
    Formulabruce

  4. 1970 lemans passenger side exhaust manifld

    hdbob5454,
    • 5 replies
    • 386 views
    hdbob5454
    hdbob5454

  5. Help finding air filter

    sar506,
    • 6 replies
    • 555 views
    Frosty
    Frosty

  7. CARB/EO Approved Cold Air Intake for LS4 on a Grand Prix 08?

    JSPitman,
    • 1 reply
    • 543 views
    Frosty
    Frosty

  8. Transmission info/advice?

    Bonne61,
    • 31 replies
    • 1.9k views
    Frosty
    Frosty

  9. Battery issues, shorts and g6 running lean

    Dixalicouise,
    • 2 replies
    • 427 views
    Frosty
    Frosty

  10. 8 bolt water pump on 481988

    Doug-69lemans,
    • 6 replies
    • 667 views
    Frosty
    Frosty

  11. Distributer at TDC

    motivate1234,
    • 2 replies
    • 526 views
    motivate1234
    motivate1234

  13. 71 lemans sport 350 fuel pump

    piccolo lane,
    • 3 replies
    • 731 views
    indymanjoe
    indymanjoe

  14. roller pilot bearing for 455 pontiac

    JackF,
    • 7 replies
    • 1k views
    JackF
    JackF

  15. 389-400ci power/torque gains?

    Bonne61,
    • 19 replies
    • 1.8k views
    64 kiwi boni
    64 kiwi boni

  16. Vacuum line diagram

    Jimvlv,
    • 20 replies
    • 4.3k views
    Jimvlv
    Jimvlv

  17. I'm in need of help and hoping that someone can help me. My GP was in need of a rebuilt Carter carb on the 389 , which I have and when I went to replace it, this was hiding under the gasket for me. Please look at the right top of barrel. I'm so confused

    SteveGP65,
    • 11 replies
    • 1.1k views
    JUSTA6
    JUSTA6

  19. Misfiring 2006 Pontiac Grand Prix

    Evans7,
    • 5 replies
    • 1.8k views
    Evans7
    Evans7

  20. Any ideas?

    Bonne61,
    • 48 replies
    • 3.2k views
    JUSTA6
    JUSTA6

  21. 66 Pontiac Catalina ignition switch wiring with mods -- need help, please.

    RobMiller,
    • 2 replies
    • 1.5k views
    RobMiller
    RobMiller

  22. Best performance up-grades for my 53 Pontiac Chieftain 8 cylinder 3 on the Tree.

    Alweeja,
    • 5 replies
    • 712 views
    Alweeja
    Alweeja

  23. New jets

    David Herrera,
    • 2 replies
    • 587 views
    David Herrera
    David Herrera

  25. New project finished

    360Rocket,
    • 2 replies
    • 639 views
    Wrongway
    Wrongway

  26. Is rebuilding the engine necessary?

    Foxcraft,
    • 7 replies
    • 1.4k views
    TWO LANE BLACK TOP
    TWO LANE BLACK TOP

  27. 1956 NASCAR Pontiac

    TGDrye,
    • 2 replies
    • 523 views
    JUSTA6
    JUSTA6

  28. 62 Catalina Hydromatic 3 spd Trans

    Feaster22,
    • 8 replies
    • 931 views
    Feaster22
    Feaster22

  29. Have half inch lift cam vacuum at carburetor running 14to15 pounds of vacuum is this a problem I should address

    Matador red,
    • 9 replies
    • 1.1k views
    Matador red
    Matador red
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