I just saw this on YouTube. It captures some of what has been going on between CASA and Jabiru.
Pete explains the problem with the data used by CASA (01:22) and a possible end to the Australian restrictions (03:22).
https://youtu.be/250TMFHlreEAs of July 1st the Australian restrictions were lifted.
http://australianaviation.com.au/2016/07/casa-eases-restrictions-on-jabiru-engines/