Synonymous with Porsches, a routine winner for Dan Gurney which helped the Toyota brand build its name in IMSA GT racing, Dennis Aase (top right) was one of the most respected and accomplished drivers in North American sports car racing.Born in 1942, the native of Southern California who also distinguished...

A near-perfect recreation of the Pontiac Tempest that shocked the racing world in 1963 by beating Ferrari GTOs and factory Corvette ZO6s at Daytona, and in so doing served as the launchpad for the fabled Pontiac GTO later that year, will arrive later this summer at the Motorsports Hall of...

Jacksonville, FL -- A special class of 1970 Muscle Cars will grace the May 23 Amelia Island Concours, thanks to the Wellborn Musclecar Museum and its devotion to the great American cars of the 1960s and 1970s.Photo: World of Speed Museum“By 1972, air pollution controls hobbled all American cars with...

Memorable Mazda race cars from IMSA’s early years will be on display at the Monterey Motorsports ReunionAs Mazda celebrates three straight wins for the Mazda RT24-P in the IMSA WeatherTech SportsCar Championship, it can also look back on past accomplishments in IMSA. This year’s famed Monterey Motorsports Reunion at WeatherTech...

As we build up to this year’s Rolex 24 at Daytona, RACER.com is pleased to bring you a series of excerpts from IMSA 1969-1989 by Mitch Bishop and Mark Raffauf. The soon-to-be-released inside history of IMSA’s first two decades is currently available for pre-order from Octane Press, and as a...

Take a #ThrowbackThursday look back at some of the top contenders at the 1976 12 Hours of Sebring.How times have changed in 40 years. In those days, there was no prototype category so the IMSA Camel GT Series was just that – run exclusively for GTO (2.5-liter and larger-displacement engines)...

A selection of images from the Rolex Monterey Motorsports Reunion Class 3B for Can-Am 1963-1974.Click on the photo for full-sized images.Monterey Reunion gallery - IMSA GTP, GTO, GTU 1981-1991 Monterey Reunion gallery - 1955-1961 Sports Racers Monterey Reunion Gallery - Trans-Am 1966-’72 {igallery id=4105|cid=209|pid=9|type=category|children=0|addlinks=0|tags=|limit=0}

Enjoy a selection of Nissan 300XZ IMSA GTO and GTS photos spanning 1989-'94, and new shots of Steve Millen's No. 75 car which makes its return to Laguna Seca for the first time since 1994.Click on the photo for full-sized images.{igallery id=9530|cid=204|pid=9|type=category|children=0|addlinks=0|tags=|limit=0}