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Recent content by Dallas J

  1. SCCA CAM-C Thread

    Yeah, its all about using rebound and spring for low speed rotation and the wing to stabilize the car as speeds increase. Not a net aero gain. Ryan was saying his camaro snaps the throttle closed as fast as his foot can come off the pedal giving as much transfer as you ask for. Said on the...
  2. SCCA CAM-C Thread

    Packwood tour was a struggles and victories. Brought in Ryan Otis formerly of our region but transplanted to Texas and had him help with setup since my butt is tuned to a different drivetrain. If you dont know Ryan, he's the guy that you love/hate to have as a local competitor. Constantly Top...
  3. SCCA CAM-C Thread

    I was thinking about this the other day, Its gotta be a pain to build a car not having access to some of the special tools I have here and relying on only OTS parts. I bought the SPC rear toe arms not realizing they fit the OEM bonded bushing but not the 2.5mm wider Ford Performance bushing...
  4. SCCA CAM-C Thread

    Went down a bit of a rabbit hole trying to find torsional stiffness numbers and some things stick out as surprising. S550 - North of 20k nm/deg (cant find a specific number) Gen6 Camaro - 39k nm/deg Thats a big numerical difference, but theres diminishing returns with this so was curious...
  5. SCCA CAM-C Thread

    No argument that the Alpha chassis is superior, GM crushed it with that platform. Just sucks its like driving a submarine. Ford also had to make the rear suspension super weird, assumingly for drag racers. But, the mustang still has a lot of potential.. hence why were all here.
  6. SCCA CAM-C Thread

    Maybe it was 3950, It was heavier than I thought though. ZLE is a pretty heavy car, though not as bad as a GT500. I remember looking over Otis' camaro years ago and there really wasnt a ton of weight that was easy to remove like the Mustang. Our rental car roots really help with all those...
  7. SCCA CAM-C Thread

    Following along with my weight loss journey... With the added SC and wing, some of the weight reduction done basically offset that. Crows landing we were 3840 (without driver) at 1/4 tank. +40 : SC +?? : Wing setup +16 : Vitours are 4lbs ea more than A052 -9 : Billet uprights -17 : Driver...
  8. SCCA CAM-C Thread

    That was wild to see friends pictures of that sunday morning. I did see a mustang in one of the pics sitting almost halfway up on its wheels in water. Hopefully the water stayed outside but Im thinking that thing might be a flood damaged car now.
  9. SCCA CAM-C Thread

    My Evo runs aluminum rods for its splitter support. Seems like a bad idea but its brilliant. If I hit the ground on course, the rods bend but hold. So when I get back to grid, I can see which side hits and its already mostly self clearanced. Then I twist it up a turn or two and its good for...
  10. SCCA CAM-C Thread

    For fun, I clipped the section with the worst binding oversteer.
  11. SCCA CAM-C Thread

    Yep. And the slots for the shock lower mounts are biased fully toward the axle. I didnt even know relocating the bracket was a thing till Steve Wynne told me about it down at Crows. This may also explain why my car has always handed far better with the rear bar removed. I have a vid from my...
  12. SCCA CAM-C Thread

    Looks like the endlink rubbing the spring was far more aggressive than I thought. If it was jamming into the spring randomly that could explain why the back of the car has been so unpredictable. Making my own offset bracket now to test at next event in two weeks. Also swapping 600 to 700lb rear...
  13. AUTOXER - 2015 GT Autocross Build

    Daaang, thats pretty good. FWIW, Jeff Wong's ZLE is ~3850 without driver and he's only running 305/19s. That dude is just dialed and definitely knows v8/rwd setup and driving better than me.
  14. SCCA CAM-C Thread

    1450 divorced would be same as my 600 coilover, would make sense you mentioning running the rear bar stiffer.
  15. SCCA CAM-C Thread

    Where are you at for spring rates? (if you dont mind sharing). Your vids show the car very planted and able to get into throttle pretty early. Im moving back to 700lb/in rear spring, equivalent to 1700 divorced, from 600 I tried. Torn on keeping the steeda 35mm that has a thick wall and is...





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