PDX Driver School & Time Trial PDX/Time Trial Bring your tuners, street cars and track toys to experience driving on the Summit Point Main Track. Learn to drive your car safely at the limits of adhesion with an in car instructor. Classroom instruction and friendly atmosphere are included! Time Trials (Level 3) events are entry-level competition events. Time Trial entrants will be provided a classroom session and a drive-around the track prior to their initial runs.