At 06:26 AM 4/7/2014, you wrote: >Hey guys, what is the minimum horse power for the standard KR2S? >Would a 55hp Hirth work ok? +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
In a word, NO. Most KR2S's are coming in around 700+ pounds. 55 hp would give you a very under performing single place airplane. I would consider 85 hp to be the minimum for a light KR2S with a "light weight" (under 200 pounds) pilot. Larry Flesner