I don't know if the install thing is necessarily true. I've heard getting that shaft on is a huge pain in the ass. Putting a turbo on would require pulling and putting new headers on and then it's all plumming. Not that much more difficult.
1999 3.0L Cougar: 220fwhp and 200tq
2003 VW Passat W8 with 4 Motion AWD
http://www.cardomain.com/ride/300644
PM for intrest in 3L SVT Contours, 3L swaps into your current car, Prepped 3L engines, or anything 3L related.