Phoenix Models Mustang 46 with Evolution 46 engine run-in

[flypilot1977]

Hi guys, just some on the ground comparison of the Evolution Engines with stock vs. OS muffler. 10cc engine is installed in the Phoenix model 46 Mustang that is waiting for better weather to be maidened.

https://www.youtube.com/embed/t63QCP-s9Qg?wmode=opaque&start=0

Thanks for watching..