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Turbo Grand Prix

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


2,047 topics in this forum

  1. 12353919 "mild turbo" cam discon..

    • 5 replies
    • 1.6k views
  2. Leaky Radiator. Help me ASAP

    • 5 replies
    • 1k views
  3. transmission is acting weird/cool

    • 5 replies
    • 996 views
  4. Pulled the Radiator

    • 5 replies
    • 1k views
  5. what should i do w/my other T25 turbo?

    • 5 replies
    • 853 views
  6. Tomorrow, the plan goes into effect.

    • 5 replies
    • 990 views
  7. 4T60-0 LG5-2

    • 5 replies
    • 1k views
  8. More retardation

    • 5 replies
    • 979 views
  9. new to the site

    • 5 replies
    • 844 views
  10. different stall converter?

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

    • 5 replies
    • 991 views
  12. Volumetric Efficiency and turbos...

    • 5 replies
    • 1k views
  13. Bought the $600 TGP

    • 5 replies
    • 947 views
  14. Gold, Gun Metal, or Silver wheels???

    • 5 replies
    • 996 views
  15. any grainger valved TGP's out there?

    • 5 replies
    • 1.1k views
  16. Valve Cover Removal

    • 5 replies
    • 1.3k views
  17. hey, i have a problem

    • 5 replies
    • 928 views
    • 5 replies
    • 938 views
  18. KYB Coil Over Struts

    • 5 replies
    • 1.1k views
  19. compression test results !!!

    • 5 replies
    • 1.3k views
  20. crossover heat sheild removal?

    • 5 replies
    • 983 views
  21. DEI intake tube cover kit.

    • 5 replies
    • 1.1k views
  22. replacement turbos??

    • 5 replies
    • 1k views
  23. SBC rods and roller rockers

    • 5 replies
    • 1.3k views
  24. New/Used Louvers?

    • 5 replies
    • 1k views
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