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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. Radiator flow

    B Neal,
    • 11 replies
    • 2.1k views
    B Neal
    B Neal

  2. 1,6 rocker arms

    B Neal,
    • 4 replies
    • 4.1k views
    B Neal
    B Neal

  3. TBI Carburetors

    Meliodas89,
    • 1 reply
    • 713 views
    Frosty
    Frosty

  4. Replacing a 283 V8 Small Block Chevy with a 307?

    hayleywr,
    • 5 replies
    • 1.3k views
    Frosty
    Frosty

  5. Swapping to a Tripower

    67Lemans,
    • 2 replies
    • 977 views
    gto66_455
    gto66_455

  7. Valve Springs 101

    Stewy,
    • 1 reply
    • 1.1k views
    Frosty
    Frosty

  8. 455

    Foolinjected,
    • 6 replies
    • 2.1k views
    Stripes
    Stripes

  9. Will it take nitrous?

    Robby,
    • 2 replies
    • 1.3k views
    Robby
    Robby

  10. Installing Holley EFI on a Pontiac 400

    Frosty,
    • 9 replies
    • 7.4k views
    Stripes
    Stripes

  11. HEI Conversion

    vwalburn,
    • 6 replies
    • 3.8k views
    Stripes
    Stripes

  13. Edlebrock intake

    TWO LANE BLACK TOP,
    • 6 replies
    • 1.6k views
    Stripes
    Stripes

  14. Will a .60 over pontiac 455 with 10.5:1 compression take a 75-100 shot of nitrous

    N00b,
    • 2 replies
    • 3k views
    Stripes
    Stripes

  15. Rear seal on 71GTO455HO

    Robbin,
    • 6 replies
    • 1.5k views
    Stripes
    Stripes

  16. Overheat

    Distrub,
    • 3 replies
    • 1.4k views
    Stripes
    Stripes

  17. 461stroker vs 408 ls stroker

    76fbird,
    • 2 replies
    • 1.7k views
    Stripes
    Stripes

  19. Transmission swap questions

    Sammy Boy,
    • 6 replies
    • 2.6k views
    Stripes
    Stripes

  20. 46 heads on a 455???

    Yahnke,
    • 11 replies
    • 8.1k views
    Frosty
    Frosty

  21. FiTech Fuel Injection

    JoePentium,
    • 16 replies
    • 4.9k views
    Frosty
    Frosty

  22. Compression Question.

    Ponchoguy,
    • 0 replies
    • 699 views
    Ponchoguy
    Ponchoguy

  23. MSD Ignition has Spark Scatter

    mister md,
    • 0 replies
    • 762 views
    mister md
    mister md

  25. Pontiac 350 Performance upgrades

    Joe71,
    • 4 replies
    • 6.2k views
    Frosty
    Frosty

  26. Header choice 65 GP 389 TH400

    Fitzy,
    • 3 replies
    • 845 views
    Frosty
    Frosty

  27. 2005 GTO Tune

    GFrazier2016,
    • 3 replies
    • 960 views
    Stewy
    Stewy

  28. Change Intake Manifold from 2 barrel to 4 barrel on 1966 389

    Ted Feight,
    • 6 replies
    • 4.3k views
    Ted Feight
    Ted Feight

  29. Ford 9 inch in my Lemans

    indymanjoe,
    • 56 replies
    • 9.4k views
    Frosty
    Frosty
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