Well from what I read, in NSW, unless it's a yellow plated personal import, then no it cannot be registered in NSW without going to excessive amounts of trouble loop hole or something..
Coz if you crash your skyline and all you got left is a vin number, it's easier and cheaper to buy a non registrable/track use skyline coz you don't need to go through compliance process... Cut and...
That's plenty of snitches out there, if you flaunt it some jelly bastards gonna try dob you in just for their own satisfaction Coz they couldn't get one.. Do it but don't tell no one.. Less people...
In the end if you were gonna do something like this (not that I would recommend it) ask your self
Where you gonna get spare EK vin from?
How you gonna source an EK9
Know a fcuking good weilder and...
If he was ever called up for it (say someone dobbed him in) and the inspector can't prove the vin swap (must be a near perfect cut and shut) RTA can't do shit. If they cant prove the vin swap its not...
If it's a good enough cut and shut job covered by immaculate wields and Respray of the area no one could tell! Plus the vin of his ek4 was never recorded as stolen or written off!!