turbo the 4 cyl cortinas motor wont give you much
what 4 cyl motor were you thinking of
fit a 6 in it and you should be able to buy turbo parts off the shelf
online turbo parts ..
http://www.turboaustralia.com.au/
the nsw regs on modification
you will need a mod plate
http://www.rms.nsw.gov.au/roads/regi...nstandard.html
http://www.rms.nsw.gov.au/documents/...ifications.pdf
what was your budget
ignore the paint Bling and restored interior in this video
look at @ 1.00 the turbo parts list of what was fitted
this is a 6 cyl 4 lt ford cortina youtube 2014
https://www.youtube.com/watch?v=ZZoBq_UqGiU