Drivers' reaction to car handling changes? Less downforce, more fun

Greg Biffle and his car (Getty Images) Prepare for a completely different kind of racing this weekend. NASCAR is in Atlanta, where its new rules package will debut.

Forget what you saw at Daytona. Welcome to a style that puts drivers in command.

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"You can definitely tell the difference in downforce," Greg Biffle told reporters on Friday. "The car is definitely a lot freer, on top of the race track a lot more."

That's because Atlanta brings the first racing under mandates that lower downforce, meaning cars won't stick to the track in the fashion fans are used to seeing. Changes include a smaller spoiler on the back deck,…