If you change the keyed part beware that the electrical plug is fastened very securely on the back of the switch assembly. If you don't unfasten it you'll break something.

Don't ask how I know.

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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.