When you're hurtling towards a concrete-walled turn at over 90 MPH, you'd better know that every nut and bolt in your car is torqued to spec.
We've all had to prepare for something before"a date, an interview, a test. It's always a stressful experience. Now imagine you were about to go on a date with somebody you were pretty sure is trying to kill you. Or, imagine that your desk would be pushed off a 100ft cliff if you failed that test. Preparing for a track day is a lot like that.
About a week before our Focus RS was