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Turbo Grand Prix

This forum is for enthusiasts of the rare 1989-90 Pontiac Grand Prix Turbo.


2,050 topics in this forum

  1. Volumetric Efficiency and turbos...

    • 5 replies
    • 1.1k views
  2. 3.1L Turbo Manifolds and Crossover pipe on 99 3.4L?

    • 17 replies
    • 4.4k views
    • 27 replies
    • 4.8k views
  3. Begging for more speed! 1 2

    • 31 replies
    • 3.4k views
  4. Nitromethane.....

    • 2 replies
    • 1.1k views
  5. Whats the deal with the cross-over on the TGP's?

    • 5 replies
    • 1.1k views
  6. Help out with an offer on this TGP

    • 9 replies
    • 1.2k views
  7. average time of a TGP at 1/8 and 1/4 drag strip

    • 4 replies
    • 1.1k views
  8. turbo engine rebuild kit! any comments?

    • 9 replies
    • 1.3k views
  9. what rpm do you shift at WOT?

    • 12 replies
    • 1.4k views
  10. Brakes are working now!

    • 0 replies
    • 921 views
  11. different stall converter?

    • 5 replies
    • 1.2k views
  12. some tgp quesitons PLEASE DISREGUARD

    • 19 replies
    • 1.6k views
  13. specs need for custom pistons

    • 2 replies
    • 1k views
  14. '

    • 13 replies
    • 1.9k views
  15. Problems with Turbo Rebuild

    • 3 replies
    • 1k views
  16. Fastest TGP

    • 12 replies
    • 1.7k views
  17. TGP vs. 3.4DOHC

    • 15 replies
    • 2k views
  18. brakes

    • 2 replies
    • 915 views
  19. new to the site

    • 5 replies
    • 913 views
  20. Silver Trim Above Bumper Faded

    • 0 replies
    • 875 views
  21. To Add A Turbo...

    • 2 replies
    • 1k views
  22. Stupid Stupid People!!! 1 2

    • 26 replies
    • 2.9k views
  23. tgp pricing???

    • 9 replies
    • 1.3k views
  24. Throttle body cleaning

    • 14 replies
    • 3.8k views
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