Thanks John for that information, some of which I was aware of previously. I am trying to overcome those problems, and would only be considering 415C owners with the C75/85 engine.
--- In [email protected], John Cooper <j...@...> wrote: > > A few years back Skyport was working on an STC to allow Alon style > exhausts on all Ercoupes. We developed the heat muffs and stack > drawings. The project was eventually shelved when the stack > manufacturer threw in the towel. We found there were to many variations > from one airframe to the next, possibly due to differences in the engine > mount thrust angles, to allow a single stack configuration to work with > all planes. > > Also, my experience with repairing Alon stacks indicates that, even > within the Alon family, there are significant variations form one > airframe to the next. > > YMMV... > > -- > John Cooper > Skyport East > www.skyportservices.net >
