Cessna 400 series spar cap inspection. Why is Australia the only country in the world requiring Cessna 400 series aircraft to go through a spar cap inspection and replacement each 8,500 hours, at a cost of $50,000 to $100,000?
The Aero Commander 500S was certified in Australia at < 10% above it's FAA Manufacturer approved Maximum Take Off Weight. Why is this aircraft permitted to operate in Australia on commercial passenger operations at weights at which it can not achieve minimum performance requirements?