Engine MRO demand will grow at a 4.9% CAGR over the next 10 years, the highest rate of any expense category. It also makes up 46% of total MRO demand over the same period.

Turbofan overhauls make up 63% of all engine event activity, while LLP replacements make up 19%. Turbofan LLP events grow at a 5.6% CAGR and their dollar demand grows at a 6.5% CAGR.  

Similarly, turboprop engine events number 21,300 and are worth nearly $16B over the next decade.