To own, or not to own, that is the question… For airlines, spare engine management has always involved balancing cost against operational security. In today’s ultra-challenging operating environment, however, achieving that balance has become considerably more difficult. Extended engine shop visit turnaround times, constrained MRO capacity, supply chain disruption and pressure on engine availability mean that achieving the right spare engine coverage can be critical to maintaining fleet reliability and avoiding costly aircraft downtime. At the same time, the substantial ...