Younkin Aviation Inc. is a world-renowned aviation services company specializing in the overhaul and repair of R-985 and R-1340 Pratt & Whitney radial engines. With over 60 years of experience, we deliver high-quality services to Antique Airplanes, T-6 AeroShell Aerobatic Team, Air-Tractor Ag Cat Thrush Crop Dusters, Twin Beach, and other aircraft owners. Our experienced mechanics and in-house machine shop ensure that each engine is rebuilt to meet FAA standards, using only the highest-quality parts. We pride ourselves on building the best 1340 & 985 Pratt & Whitney engines, providing one-stop shop solutions for all R-985 & R-1340 needs, from troubleshooting to building dependable engines.