Introduced for the 1968 model year as Plymouth's entry-level muscle car, the Road Runner remained in production as a stand-alone nameplate through 1975. But like all Mopars, it lost its muscle car ...

Plymouth was hard-pressed to match its sister division Dodge in Hemi offers in 1969, but the low-cost brand of Chrysler had an ace up its sleeve: the Road Runner. The high-bang-for-buck Mopar had ...