2010 Unleashed was the promotional campaign for the model year 2010 Mustang, but it looks like the real "unleashing" is going to be done in calender year 2010, when the new engines for the Mustang arrived. With the Camaro outselling the Mustang over the past few months, Ford had to up its game with the Mustang. The new 305 horsepower, 30 miles per gallon (impressive) Mustang V-6 was released at the beginning of the month for the LA Auto Show. With the V-6 only 10 ponies under the Mustang GT, it was clear the V-8 was due for an upgrade. It has gotten that - a bit earlier than expected too. Thanks to the power of the internet, details of the new powerplant leaked out on