Mazda initially announced the build of its SKYACTIV-D clean diesel engine during the 2012 Le Mans race. The engine will be housed in their sporty Mazda6 with its first race in January at the Rolex 24 of Daytona.
Barrichello, Kanaan, Tracy join entries for final testing sessions.
The final Champions of the GRAND-AM Rolex series shared a toast in New York City on Sunday
The AF Waltrip Ferrari 458 GT will be piloted by Waltrip, Kauffman, Aguas and NASCAR Cup regular Bowyer.
Ciaran Haggerty and his dad will be part of the Starworks team at the 2013 Rolex 24 Hours of Daytona. The young Scot will be in the team's paddock with not only Dalziel but also Scotsman McNish, Venezuelan Popow and Frenchman Bourdais.
R.Ferri Motorsport and AIM Autosport announce GT effort in 2013: Max Papis and Jeff Segal to share driving duties in new Ferrari 458 Italia in Rolex GT series.
Indianapolis Motor Speedway
The new Mazda6 will be the first diesel powered vehicle of any type to complete in the Rolex 24
Joining Henrique Cisneros and Sean Edwards will be Porsche pilots Patrick Pilet and Kuba Giermaziak in the MOMO Porsche 911 GT3.
Hurley Haywood will be seeing the 2013 Rolex 24 action from a different viewpoint – that of the Grand Marshal.
By: Pat Jennings, Sportscar series reporter
Henrique Cisneros, MOMO owner/driver, returns to the No. 30 MOMO-sponsored Porsche 911 GT3 race car.