The International Cessna 170 Association

You folks have brought up some more interesting points re; constant speed props, however, its back to more weight more maintainance and STC's that may or may not be available. Plus add in the some what intractable nature of Transport Canada regarding some of these ideas and you have to wonder is the...

Well Bruce you make some very good points regarding gain for cost , both money wise and from a mechanical perspective. I guess the question that comes to mind first and formost if it aint broke why do you want to fix it. Talking to people who have either owned or flown a 170 it would appear that the...

After reading all the replies to my search for existing STC's ,some questions have been answered but a few more have been raised. Such as cowling mods engine mounts baffling etc etc. In regard to actual hp realized with a Lycoming O-320 Powerflow Exhaust systems seem to provide a very real increase ...

I am new to this forum and trying to find an existing STC to convert from the 0-300A to an O-320 Lycoming with a fiixed pitch prop and tuned exhaust. I believe it would provide almost 180hp performance with better fuel economy and weight and maintainance savings