I'm looking at those pics thinking 'recognise those calipers, Hydrolastic, defo got an A series in it, aahh ADO16 for sure'. Scroll down further and....
Goddammit, beaten to it again!
Actually, Its looking more like an ADO16 1100 to me. Look at the brake caliper - its the silly sliding affair with the wedge shaped pads. Nothing else I know of had those calipers. Plus the trailing arm and hub are dead ringers. Add an A series, hydrolastic and rampant rot, it cant really be anything else.
Goddammit, beaten to it again!