So, since this appears to be an industry-wide issue (i.e., all current firewalls sold have the incorrect holes for mounting the emergency brake), I am left with modifying the firewall so that I can mount the emergency brake.
Any suggestions on how others have done this?
2007 Premium MustangCoupe (V6).. Please don't shun me
Replace Full floor pan
Replace Full cowl
Replace Radiator support
Shelby Drop done
Front disc brakes on
4 wheel drum to disc conversion, rebuild front suspension/steering, taillight panel, trunk floor,302 and AOD upgrade, wiring harnesses back in, and hopefully only patch panels on the quarters