Recent content by rtj

  1. rtj

    Misc Vintage Racing Clips

  2. rtj

    Don’t see these much anymore

    Looks like a good deal: 1961 Chevrolet corvette Convertible 2D $35,000 Listed 7 weeks ago in Fenton, MI Send seller a message Driven 18,000 miles Automatic transmission Exterior color: Red · Interior color: Clean title This vehicle has no significant damage or problems. Seller's...
  3. rtj

    Internal Body Aerodynamics

    Air cooled, not many suitable engines available back then, I think it was a quadrunner 100 cc.
  4. rtj

    Internal Body Aerodynamics

    Here is the finished product. I was primarily a test guy. The Prof got me a scholarship. :)
  5. IMG_5143.jpeg

    IMG_5143.jpeg

  6. rtj

    Internal Body Aerodynamics

    Anyway, I’ll go back later and read the earlier posts. Like I said, I could be wrong, but it did stimulate some discussion, which is what these forums are for. :) One comment on AI, I think all the big scientific sites locked AI out unless they pay. A lot of reference were from discussion forums.
  7. rtj

    Internal Body Aerodynamics

    And this addresses the anti-dive. Not saying it’s right, but a lot of discussion was done. I think the Front an arms were parallel. There was no dive on braking, but if I remember right the suspension was stiff.
  8. IMG_5141.jpeg

    IMG_5141.jpeg

  9. rtj

    Internal Body Aerodynamics

    Okay, here is what we did back in the 80’s to reason it out. A professor got a contract to build a small fuel efficient car, I was involved in testing. This would address the talk about bearing load reduction.
  10. IMG_5140.jpeg

    IMG_5140.jpeg

  11. rtj

    Internal Body Aerodynamics

    Yeah, the brake force magnitude is the same regardless of position (every thing being equal) but the tangential force on the disc changes direction when brake position changes. I’ll try to sketch something, and keep digging for a technical reference. I found several references that talked...
  12. rtj

    Internal Body Aerodynamics

    Yes, AI contradictions seem inevitable. I’ll do a bit more digging, and start a new thread. Basically, the vertical component of the caliper reaction force changes sign when position is flipped front to back. I’m pretty sure when the older Vipers with more of a trailing arm suspension went...
  13. rtj

    Internal Body Aerodynamics

    I’ve found numerous claims that the caliper placement impacts bearing load when braking, so they are positioned to reduce bearing load in high performance applications. But, this was posted on discussion boards, so again, may be speculation.
  14. rtj

    Internal Body Aerodynamics

    The disk has a force exerted on it opposite rotation, so the force on the caliper is opposite. This has a vertical and horizontal component. The vertical component depends whether the caliper is front or rear mounted. I was hoping to find a paper on it, but haven’t so far. But, did find this...
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