Continued from page 1

NASCAR also said it expects a new track-drying system it developed to dramatically reduce drying time after rain. The system uses compressed air and heat; France said it is designed to dry a track like Martinsville in 15 minutes and could cut the drying time at Daytona from two and a half hours to 30 minutes.

“It’s going to be a spectacular thing, and all auto racing will benefit from this as we go down the road,” France said.