Plymouth sold only 1,815 units equipped with this powerplant. However, it's not just the engine combo that can make a 1970 Road Runner rare. The convertible body style was also in low demand.

If you think John Cena is larger than life in the wrestling ring, wait until you see his incredible car collection! Among the ...

The seven-time NASCAR champion and Daytona 500 winner owned the iconic Plymouth ... back to Road Runner spec by dealers looking to offload them. The 375 hp, 440 Super Commando V-8 engine is ...