G'Day guys engine builder?????

Heys guys was a member on E series on Ford Forums, just havent had chance to sign up to this new one
Anyway my engine is stuffed 4litre EL, and looking for a engine builder in Melbourne for NA or possibley a turbo build???? Any help would be greatley appreciated! Sorry also besides Jim Mock!!
I have only done 40,000 kays in 5 years oil changed every 3000k, had a DEV 5 which cost $5800 and was done in middle of 2005 so less since then!!! And engine needs rebuilding from top to bottom!
Cheers
Anyway my engine is stuffed 4litre EL, and looking for a engine builder in Melbourne for NA or possibley a turbo build???? Any help would be greatley appreciated! Sorry also besides Jim Mock!!
I have only done 40,000 kays in 5 years oil changed every 3000k, had a DEV 5 which cost $5800 and was done in middle of 2005 so less since then!!! And engine needs rebuilding from top to bottom!
Cheers