There is a brand new 2011 3.5L twin turbo Ford Taurus SHO V6 is for sale on eBay. The current buy it now price is $10,000 or you can make an offer for the engine as well. The seller claims this includes both turbos, ecu, and automatic transmission. Seller also seems to have a good rating.
would you sell it cheaper if i just bought the engine and no transmission because im looking for a 4 or 5 speed for my 34 coupe.