Chrysler built so few Hemi powered E-body convertibles that commonly cited production figures put the entire two-year total at roughly two dozen cars worldwide. Bob Ashton spent nearly a full year on the phone with Mopar collectors trying to get 27 of them into one room at the Muscle Car And Corvette Nationals in Rosemont, Illinois. Read on for why that gathering may never be repeated, and what makes these particular cars so nearly impossible to assemble.