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NASCAR suspended seven members of defending champion Penske Racing on Wednesday for bringing unapproved parts to Texas Motor Speedway on the cars of Brad Keselowski and Joey Logano last weekend.

There was an apparent miscommunication between Joe Gibbs Racing and Michael Waltrip Racing over who will replace Denny Hamlin while he recovers from a compression fracture in his lower back.

Veteran Mark Martin will drive the No. 11 Joe Gibbs Racing Sprint Cup car while Denny Hamlin recovers from a back injury, the team announced on Thursday.

Jimmie Johnson, Kasey Kahne and Aric Almirola aren't just part of the fitness movement among NASCAR drivers, they're taking it to a higher level, running a half-marathon Sunday morning before Daytona 500 qualifying.

Michael Waltrip will carry a special Sandy Hook School Support Fund paint scheme in the Feb. 24 Daytona 500.

Brian Vickers will continue to share the No. 55 Toyota with Mark Martin and team owner Michael Waltrip in 2013 with the hope it leads to a full-time Sprint Cup ride in 2014.

CHARLOTTE, N.C. -- Kyle Nelson never had been on pit road before Saturday night's Sprint Cup race at Charlotte Motor Speedway. Next thing you know, he was pushing Clint Bowyer's car into Victory Lane, posing for pictures during the traditional "hat ...

Dr. Eric Warren has been hired as the new director of competition at Richard Childress Racing, multiple sources told ESPN.com on Tuesday.

NASCAR won't penalize Kurt Busch for ignoring stop order after Talladegea wreck .

NASCAR is reviewing whether Kurt Busch will face further penalty for ignoring official requests to stop his car after a lap 98 wreck on Sunday at Talladega Superspeedway.

Sprint Cup funnyman Clint Bowyer wasn't smiling when NASCAR penalized him 150 points after his 2010 Chase-opening win at New Hampshire. Will Bowyer get the last laugh?

Martin Truex Jr. almost damaged his championship hopes before the Chase began.

Clint Bowyer will have a new spotter when the Chase begins on Sunday at Chicagoland Speedway.

Martin Truex Jr. has agreed to an extension to stay in the No. 56 Toyota for Michael Waltrip Racing with NAPA as his primary sponsor, sources told ESPN.com.

Everybody loves a good comeback story. Can Brian Vickers and AJ Allmendinger script their own storybook endings?

Joe Gibbs Racing, Michael Waltrip Racing and JTG Daugherty Racing announced new multi-year extensions with Toyota on Tuesday.