Preseason Thunder Test is Jan. 12-13-14 at Daytona International Speedway

Final preparations for 2012 Speedweeks, in particular, the running of the 54th annual Daytona 500 – Sunday, Feb. 26

Rules package is a result of information gathered during recent tests at Talladega (October) and Daytona (November)

Rules package includes:

Smaller radiator – Maximum of 2 gallon capacity
Smaller overflow tank – Maximum capacity of ½ gallon
Radiator inlet is moved up closer into the front center bumper area
Rate reduction in the springs – softer springs
Smaller rear spoiler
Base line restrictor plate of 29/32 inch (1/64 inch larger than plate size for the 2011 Daytona 500)