View Single Post
  #7  
Old 09-23-2012, 04:22 PM
JtD JtD is offline
Il-2 enthusiast & Moderator
 
Join Date: Oct 2007
Posts: 903
Default

Sorry for being unclear, it's the difference between E-1 and E-3, speeds as tested by Messerschmitt and weight from the manuals. E-4 might be a bit more again, but values would still be inside production tolerances.
Reply With Quote