SpeedSource Engineering announced that sports car racing veterans Link Smith and Jeff Braun have formally joined the factory-backed team. The duo have been added to support the continuing development of the Mazda Prototype program in IMSA's TUDOR United SportsCar Championship."We have focused most of our energy over the past 24...

Mazda and The RACER Channel take you for a first look inside the manufacturer's new SkyActiv diesel P2 racecar while testing at Palm Beach International Raceway with SpeedSource Engineering owner/driver Sylvain Tremblay at the controls of the four-cylinder bi-turbo prototype. Chassis vibration has its fun with the audio at times,...