Latest news on SpeedSource
Marino Franchitti has been added to the Mazda Prototype team for next month's Sebring 12 Hours.
Jonathan Bomarito says he is “gutted” for the team after both Mazda Prototypes failed to score a representative result at Laguna Seca, after dominating the weekend.
Sister Action Express Chevrolet Corvette crashes in qualifying.
Two all-new cars in a row have been a challenge for the team.
It was the third consecutive race in which the No. 01 entry did not finish.
A total of 11 official automotive partners are competing this year in IMSA, 10 in the inaugural TUDOR Championship season.
IndyCar champion tops in the Daytona Prototype
What to expect in the first Sebring 12 Hour since the merger.
The 2014 Rolex 24 at Daytona was the first 24 hour endurance race for the DeltaWing coupe .
Two-Car Prototype entry, event sponsorship part of three-year partnership.
Andersen Promotions today announced a new technical partnership with leading high performance wheel manufacturer Motegi Racing.
The events at Daytona open the inaugural TUDOR United SportsCar Championship.
Mazda factory team to challenge dealers at legendary endurance race.
Balzan, Scuderia Corsa clinch Championships with second-place finish. Ninth-straight runner-up finish secures first GX Crown for Norman while BGB Motorsports claims GX Team title.
Manufacturers Championships on the line; Rookies-Of-The-Year confirmed
The 2013 final battles will take place this weekend for both the GRAND-AM Rolex Sports Car Series and the Continental Tire Sports Car Challenge.
Defending winner Westbrook captures TOTAL Pole Award at Mazda Raceway Laguna Seca. Edwards takes third GT pole In Stevenson Camaro, Nunez first in GX
Balzan, Keen lead Scuderia Corsa Ferrari to first GT victory in the Grand-Am Rolex series. Mazda wins again in GX
Pinch-hitter Tagliani leads GT qualifying in R.Ferri/AIM Motorsports Ferrari 458. Long scores fifth GX pole in SpeedSource Mazda
The night practice for the GRAND-AM Rolex Sports Car Series at Kansas Speedway ended with the Action Express Racing Corvette DP on top.
The SpeedSource Mazda6 SKYACTIV-D Clean Diesel takes sixth win.
Hartley takes up the torch for Starworks, joins Mayer in scoring first Rolex Series victory at Road America. Auberlen, Dalla Lana win GT; Nunez, Miller take GX honors in Elkhart Lake, Wisconsin.
The Rolex Sports Car Series head to Road America with Alex Popow and Ryan Dalziel holding the Grand-Am points lead in the Daytona Prototype class.
Ganassi takes NAEC title with runner-up finish. Segal, Papis give Ferrari first GT victory of 2013
In the Grand-Am Brickyard Grand Prix, the #70 SpeedSource Castrol Edge Mazda6 SKYACTIV-D Clean Diesel scored the GX class win.
Taylor captures the TOTAL Pole Award for Brickyard Grand Prix in the Wayne Taylor Racing Velocity Worldwide Corvette DP. Said, Long capture GT/GX Poles at Indianapolis. In CTSCC, Buford, McCumbee were the pole winners.
Action Express, Stevenson Motorsports win second straight Sahlen’s Six Hours Miller, Nunez, Terada take one for Mazda In GX.
Liddell, Tremblay capture GT/GX poles for Sunday’s classic.
Action Express Corvette drivers Barbosa and Fittipaldi did everything they needed to in today’s Rolex Grand-Am race. Marsh Racing added to Chevrolet's celebration with the GT class win.
Edwards out front in bid for fourth consecutive GT win for Stevenson. In the Continental Tire Sports Car Challenge, Buford, Combs lead record-breaking qualifying session in Lexington, Ohio.
Max Papis takes GT pole in R. Ferri/AIM Motorsport Ferrari
Both Corvette and Ford teams want the home victory but BMW Riley's Scott Pruett and Memo Rojas hold the points lead heading into Detroit.
Liddell, Edwards score GT triumph in Chevrolet Camaro
Edwards fastest as GM cars take 1-2 in GT session. Espenlaub takes first pole in 11 years in CTSCC qualifying.
It had been a long time since Alex Gurney and Jon Fogarty last won a Rolex Sports Car Series race – Montreal in 2011 to be exact. Saturday, all the stars aligned for the two-time DP champs, who scored a popular home-state victory for GAINSCO/Bob Stallings Racing in the inaugural GRAND-AM race at Circuit of The Americas.
The all new #70 Mazda SKYACTIV-D Clean Diesel GX Racecar was retired from the with an undiagnosed smoking problem.
Scott Pruett, Clint Bowyer, Ryan Dalziel. Max Angelelli and other Grand-Am drivers comment on the first three hours of the annual round-the-clock race.
New car, engine, fuel, teams, and drivers join Mazda and SpeedSource at Daytona
Tandy in GT, Lewis in GX also fastest qualifiers
Young Florida-based drivers Tristan Nunez, Spencer Pigot, and Tristan Vautier lead the way from SpeedSource Race Engineering VISITFLORIDA.com team.
Five Scottish drivers are in the solid U.K. contingent expected for 51st Rolex 24 at Daytona. Ryan Dalziel and Dario Franchitti are past winners of the challenging race.