The model name '911' is still in use, the 993 on the plate would refer to the chassis code. The current chassis code is 997:
And for on-topic-ness, I saw a tough lookin 32 2 door in Mt Barker today. Was white black bonnet, GTR front bar, some sort of nice wheels (didn't see what though).
Gave the bloke a thumbs up for a decent lookin rig