This is McRib's build, and it's looking great! This update gives a fairly detailed look at installing a new Spec clutch, lightweight flywheel, and mountune diff. Interesting read http://www.motoiq.com/MagazineArticles/ID/4133/Project-Fiesta-ST-Improving-the-Drivetrain-with-mountune-USA-and-Competition-Clutch.aspx