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Technical Discussions

Got a question about the rules? Your car? Penalties? Safety gear? Theme or engineering?

4,110 topics in this forum

  1. Ask the ChampCar Tech Inspectors questions at... 1 2

    By Bill Strong,
    • 34 replies
    • 826 views

  2. Lifeline Fire USA Videos

    By Bill Strong,
    • 6 replies
    • 204 views

  3. SFI Updates and Recalls

    By Bill Strong,   
    • 3 replies
    • 1,859 views

  4. What Tire Size Does Your Team Run? 1 2 3

    By E. Tyler Pedersen,   
    • 67 replies
    • 3,964 views

  5. Important thoughts on safety (how to avoid actually testing your firesuit)

    By Racer28173,   
    • 7 replies
    • 2,590 views

  6. Exhaust manifold swaps 1 2 3

    By Grufton,
    • 67 replies
    • 1,129 views

  7. Automatic transmission in endurance racing

    By Steve Peterson,
    • 20 replies
    • 238 views

  8. Spec Miata Penske Shocks 2X Value 1 2 3 4 13

    By takjak2,
    • 304 replies
    • 8,005 views

  9. Brake flaring tool

    By Gkuhn41,
    • 11 replies
    • 206 views

  10. Seat Shoulder Harness Openings

    By Zimo,
    • 22 replies
    • 355 views

  11. What happened to your ChampCar today? - 2020 1 2 3

    By Bill Strong,
    • 55 replies
    • 1,542 views

  12. Flat rotors or slotted?

    By MARC RUTHERFORD,
    • 18 replies
    • 342 views

  13. Anyone have Aero questions? 1 2 3 4 9

    By @NineLivesJohnny,
    • 215 replies
    • 11,081 views

  14. BCCR 9.14.1 Noise Limit 1 2 3 4

    By Bill Strong,
    • 98 replies
    • 2,090 views

  15. Seam welding?

    By turbogrill,
    • 2 replies
    • 109 views

  16. 99-00 Miata JDM engine swap

    By KoneKillah,
    • 21 replies
    • 287 views

  17. Limit power and increase fuel efficiency in tune 1 2

    By turbogrill,
    • 38 replies
    • 777 views

  18. Lighting - 9.9.2 will be enforced

    By Bill Strong,
    • 15 replies
    • 536 views

  19. 12V Defrost units? 1 2 3 4

    By sporqster,
    • 82 replies
    • 4,005 views

  20. 0 point spring exemption 1 2 3 4 6

    By enginerd,
    • 149 replies
    • 3,494 views

  21. Question regarding location of kill switch(es)

    By ProjectMayhem,
    • 3 replies
    • 72 views

  22. Nb1 vs nb2

    By espog,
    • 8 replies
    • 287 views

  23. 556... We have the technology.... We can rebuild her 1 2 3 4 5

    By wvumtnbkr,
    • 113 replies
    • 3,569 views

  24. Miata Axles One Piece or Two

    By Hugh Jass,
    • 10 replies
    • 247 views

  25. Brake bias question

    By thewheelerZ,
    • 14 replies
    • 236 views
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