The Demon 340 has quietly shifted from quirky compact to blue-chip Mopar, moving from the fringes of the muscle car conversation into the center of serious collector attention. Its rise in value rests ...

The 1971 Dodge Demon 340 arrived as a compact troublemaker in a world obsessed with big blocks and bigger badges. Instead of chasing cubic inches, it relied on a light body, sharp gearing, and a high ...