Scott Breneman's Corvette is on the clock.

Gunning the engine into a whine, Breneman races against the timer, his tires burning black stripes into the pavement as he whips through the curves of the traffic cone-marked parking lot course the Lancaster County Corvette Club built.

It's the fastest 50 seconds of his day.

Dedicated to drivers who like to push the limits and let their road-handling precision and skills shine, the Low Speed Autocross event recently sponsored by the 30-year-o...