Originally Posted by Don Lyon
Reference all the Hemi stuff, the Chrysler folks bolted two specially built Hemis together to use in test model XP-47 late in WW2.They were inverted, end to end. Legend has it there are 3 remaining in museums. Never went into production, Jets were on the way in.
Just for the doubters here's a pic of this inverted V-16 Hemi.