If the car has the original engine in it part of the engine number will have the last 6 numbers of the vin
In shor you need to,get to the pad under the a/c bracket.
It’s quit possible there will be no number there , if the engine is a crate engine or has been reconditioned.
You will also need to sort your head lights , tail lights , indicators and reversing lights to ,Australian compliance
Then there is seat belts to replace .
Bfit
Ps welcome to the forum