it is very tight on the center of the disc. try some wd 40 at this joint and keep doing the above. the disc is very tough and you cant believe how hard you can hit it and pry on it w/o harming it.

tom w

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[SIGPIC] Diesel loving autocrossing grandpa Architect. 08 Dodge 3/4 ton with Cummins & six speed; I have had about 35 benzes. I have a 39 Studebaker Coupe Express pickup in which I have had installed a 617 turbo and a five speed manual.[SIGPIC]

..I also have a 427 Cobra replica with an aluminum chassis.