No Bob its from Jabiru/casa/atsb themselves and is built into most recent head inspection SB
Majority of engine failures were in flight training aircraft, mostly 4 cyl and almost all hydraulic lfter type
The link with poor maintenece is misleading. This problem is that concept forms the basis of keeping restrictions on experimental and modified aircraft. They have to "upgrade" to latest spec to hve them remove I think
Last edited by Jetjr; 21st Jul 2016 at 10:52.