1,185 drivers have taken runs this week.
Six groups ran 25-minute races at Heartland Park.
First day of a summer doubleheader.
Winners include Aquilante, Calvert, Dryden, Moran
14-race season continues Sunday
Majors Tour featured seven races on Saturday
Timed 30-minute races were on the docket for eight race groups, comprised of 27 Runoffs-eligible classes.
Kenton Koch, of Glendora, Calif., finished second, followed by Dean Copeland, of Bowie, Md.
This event marked the first national-level SCCA race at the four-year-old facility.