Originally Posted by
1QwkSport2.5r
I have a couple HB .61s which are said to be basically a West German version of a K&B .61. Neither of mine are PDP though. One is gonna be used in my Mig-27 Foam target drone plane. Easy starter and good runner albeit the muffler is pretty "barky". I wonder if the K&B variants use a different muffler?
Tim, I have 2 new stock HB .61s that were given to me. They were from the Army target drone program about 20+ years ago at Auburn University. The only oddity about the engines is they are not bushed like most of the drone engines in that program.