RICHMOND, Va. — NASCAR will mandate a change in the design of the Car of Tomorrow in an attempt to alleviate the heat that caused foam to melt in several cars last weekend at Martinsville.

All of the bugs have yet to be worked out of the Sprint Cup Series Car of Tomorrow, but that did not stop NASCAR from getting a jump on the future of racing in the Nationwide Series. Last week at ...

This gearbox features all straight-cut forward gears with a top-shifted configuration, unique to the Car of Tomorrow-era of NASCAR. Traditional 4-speed transmissions remain in-service in regional ...

This is three weeks in a row for the Joe Gibbs Racing No. 19 team. This one comes at the one of a kind two-mile Brooklyn ...