Luscombe Mooney's MRO division holds two each FAA Part 145 Certified Repair Station Certificates (CRS) at two maintenance fixed-base locations. The Factory Service Center is located in Kerrville, Texas, and the West Coast MRO Division is in Prineville Oregon. Both Locations offer full MRO Services, including, but not limited to, Annual and 100-Hour inspections, Safety Inspections, Weight and Balance, Sheet Metal and Avionics Repairs, Major Modifications, Avionics Upgrades and STC modifications. Custom PMA Parts Manufacturing. Luscombe Mooney has in-house Engineering. Maintenance, Repair and Overhaul (MRO) in the aeronautical industry is a complex process that has strict and precise requirements defined by airworthiness authorities to guarantee the safety of passengers and aircrew. Billions of dollars are spent by aircraft owners every year to comply with these requirements. Luscombe Mooney's maintenance personnel have decades of experience.