I sniped the pin off on the needle valve, because everytime I had to remove the cowel, I had to remove it along with the muffler, prop, harmonic balancer. ( If that's what we call it ) I was tired of pulling on the spring to get the valve out. My low end is not a problem so I left that alone.


Luftwaffe Oberst
Radio Aero Modelers Club
Pulaski, NY