Cadillac‘s entry in the SCCA World Challenge GT series broke cover at the 2011 North American International Auto Show early Monday morning, looking very much like a proper race car. Sporting ...

the firm behind Caddy's SCCA World Challenge race cars. For the SCCA events, the CTS-V is forced to keep its stock internals, but for the private-sale K-Series, Katech chucks the LS6 and drops in ...

The SCCA World Challenge series is some seriously exciting stuff that doesn't get nearly enough television exposure. With actual street cars duking it out on tight courses, it's door-to-door ...

The new GT1 Challenge championship will utilize the same rules and weights as the SCCA GT1 class so that no setup changes need to be made to bring a GT1 car over to the Trans Am Series.