Opel Monza hey? it's in QLD too.....cool; haven't seen it around though....in any case, looks like 18in HSV VX R8 rims.....
looks like old-school Celica back and VB/VC front.....different in any case.....contact him and see if u can get specs.....see also wat he has done to it (if anything) i gather he has cause he wrote...."too much to list"