Well this is what i have come up with:
From a search through the entire DBA catalogue i have found this out:
The idea was to ignore the center hole or PCD after a while and have a blank rotor redrilled to suit the application, whilst running the stock calipers that came with the rotor as mentioned below.
MA61 Front rotor (vented)
Diameter: 258mm
Height: 26mm
Thickness: 20mm
Center Hole: 76mm
Ford Capri SA, SC, SE Convertible (Turbo models) 89-94
Ford Laser KE 2wd & 4wd Turbo 87-90
(share the same rotor)
Diameter: 260mm
Height: 32mm
Thickness: 18mm
Center Hole: 75mm
Ford Courier 2.6L 4WD 87-98
Diameter: 272
Height: 25
Thickness: 22
Center Hole: 93
Holden Jackaroo Monterey UB 3.5L ABS 98+
Diameter: 280
Height: 36
Thickness: 26
Center Hole: 87.5
Lotus Elise (YUM)
Diameter: 280
Height: 29.3
Thickness: 26
Center Hole: 56.6
Mazda 4wd B Series (B200D, B220D, BB260D) 85-96
Diameter: 272
Height: 25
Thickness: 22
Center Hole: 93
Peugeot 306 N5 Series 1 GTi-6 97-99
Diameter: 283
Height: 27.5
Thickness: 22
Center Hole: 66
Peugeot 406 97+
Diameter: 283
Height: 28.2
Thickness: 26
Center Hole: 66
Volkswagon Golf VR6
Diameter: 280
Height: 28.2
Thickness: 22
Center Hole: 65