When each new year in NASCAR commences, there is always something new apparent when the haulers are unloaded and the crews go to work for the first time. In some cases, it's a new paint scheme or a new sponsor accompanying familiar names and numbers.

Who's in the drivers' seats, who's calling the shots for the Cup Series contenders going into the Daytona 500.

Reigning Cup Series champion Joey Logano begins the chase for his fourth career title in the Daytona 500 at 2:30 p.m. Sunday, kicking off an unprecedented year for the sport. Stock car racing’s highest circuit is set for a novel in-season tournament and will compete internationally, while the sanctioning body introduces several competition changes.