I have a UPC kit. Unsure about the rotors as I have been told thier kits use eithe a BA rear rotor or mustang front but with my rotor only having the 5 stud holes I am thinking its similar to what the
OP has. Caliper was I know they are twin piston and based off the pads commodore based
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Factory v8 with turbonetics 67mm turbo, haltech ecu, aeromotive and raceworks fuel system, cobra intake and a few custom bits thrown in