4-Door with 340 from the factory?

In the early 80s Larry Shepard told me there were a few B engine dusters built. I never seen any documentation on them. He was the Mopar god so I seen no reason to disbelieve him. I think maybe he meant the mule cars that had the DC K member that they put the 400 into and we’re testing cams, intakes and other performance parts. Kim

Gallery: What Might Have Been; Tom Hoover’s Super Stock 440 Demon - Mopar Connection Magazine | A comprehensive daily resource for Mopar enthusiast news, features and the latest Mopar techMopar Connection Magazine | A comprehensive daily resource for Mopar enthusiast news, features and the latest Mopar tech