James Elterman driving his stock survivor 1973 Datsun 510 in it's first autocross. St. Louis Region SCCA Solo 2012 Event #3 at Gateway Motorsports Park. Class is HS. Tires are Sumitomo summer tires, 185 width. These tires did not like the abuse from autocross.
Best time: 49.283 (Fastest HS class car on Street Tires) Reference best lap time from HS competitor on race tires: 44.340, Seth Englebright with Mazda 3 on Hankook C71 Tires. Reference second best lap time from HS competitor on street tires: 49.389, Michael Tanner with Mazda 3 5-door.