The 1969 Road Runner A12 arrived as a blunt instrument at a moment when muscle cars were drifting upmarket, and it forced Plymouth to double down on raw performance instead of luxury. By stripping out ...

The Plymouth Road Runner has traveled a long way from budget street bruiser to serious collectible, and its price tags now reflect that journey. Values range from project cars that trade hands for ...

Having introduced the upscale GTX in 1967, Plymouth decided it needed a more affordable muscle car in the lineup for the 1968 model year. The Road Runner was born as Plymouth's fourth B-body vehicle ...

RM21. This code says everything about the car you're about to discover. If you're into Road Runners, you certainly know what it means. It's real-deal Road Runner, and while it was supposed to get a ...