I have 2 complete 4.6's with 5 speeds. Comes with harnesses and computers.
Call me at 520-494-2745. Here are links to the craigslist adds

2004 4.6 SOHC with 5 speed, low mileage out of Roush reportedly.
http://phoenix.craigslist.org/evl/pts/4859064552.html

2000 reman 4.6 SOHC with T45, less than 2000 miles
http://phoenix.craigslist.org/evl/pts/4859068315.html