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Engine and Transmission Maintenance, Repair, and Performance


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  1. 60DegreeV6.com   (54,742 visits to this link)

10,738 topics in this forum

  1. Good performance mods for 3.4L DOHC

    • 20 replies
    • 8.4k views
  2. coolant leak...

    • 3 replies
    • 1k views
  3. high-flow cats

    • 4 replies
    • 823 views
  4. my new custom exhaust

    • 14 replies
    • 1.6k views
    • 29 replies
    • 28.1k views
  5. 3100 to 3400 INTAKE Swap

    • 10 replies
    • 2.8k views
    • 3 replies
    • 940 views
  6. none

    • 15 replies
    • 1.8k views
  7. EGR Gaskets

    • 4 replies
    • 906 views
  8. 4t60e capacity

    • 8 replies
    • 7.1k views
  9. supercharging a 3800 series 2

    • 13 replies
    • 5.8k views
  10. 13* time mod performance actual or just assdynos

    • 6 replies
    • 1.1k views
  11. experienced help needed ASAP 3.1 prob

    • 11 replies
    • 1.8k views
  12. 1998 buick regal gs

    • 4 replies
    • 1.7k views
  13. What could I expect to gain from a DHP Power Tuner?

    • 16 replies
    • 3.4k views
  14. tranny problems

    • 0 replies
    • 684 views
  15. Motor Or Tranny (who knows)

    • 6 replies
    • 1k views
  16. Yay! More problems! (Wiring) Updated...slightly...

    • 8 replies
    • 1.6k views
  17. What could happen? (ahh what the hell, make it a poll)

    • 3 replies
    • 947 views
  18. 3.1 MPFI lower intake & timing cover gasket? (RTV?)

    • 19 replies
    • 8.2k views
  19. 3.1 MPFI head bolt torque spec question

    • 2 replies
    • 2.5k views
  20. 89' Grand prix Stalling

    • 3 replies
    • 1.2k views
  21. overheating

    • 18 replies
    • 1.9k views
  22. 5 speed swap

    • 5 replies
    • 902 views
  23. need help identifying engine (89' GP)

    • 16 replies
    • 1.6k views
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