Heres how I would do it:
$200 cheapie ebay turbo
$60 Tial Wastegate (ebay)
$50 RFL BOV (ebay)
$179 FMIC (ebay)
$80 oil kit
$20 ecu Chip kit
$60 450cc DSM Injectors
$100 piping and couplers
Thats $749 with tons left over