Junk '70 Duster Gets 440 Mopar Engine Swap, Hits Dragstrip! | Roadkill | MotorTrendAugust 2, 2020 by admin 0 Comments Videos Share on Facebook Share on Twitter Share on Google+ Share on Pinterest Share on LinkedIn In this classic clip from Roadkill Episode 40, it’s the birth of the Crop Duster, a 1970 Plymouth Duster rebuilt with a 440 Mopar big-block. And here’s how this rusty … Share on Facebook Share on Twitter Share on Google+ Share on Pinterest Share on LinkedIn Products You May Like