This powerful 1969 Plymouth Road Runner, upgraded with a 440 Six Pack V8 engine and A-833 4-speed transmission, is an exceptional muscle car gem. The classic muscle car world is buzzing with ...
In an effort to raise the profile of an under-appreciated classic muscle car engine, here is every Mopar that came factory-equipped with a 440 Six Pack/6BBL. In order to give you the most up-to ...