Lycoming Engines Thunderbolt Engine Build Process

http://www.lycoming.com/thunderbolt - Learn how Lycoming Engines builds its Thunderbolt engines. Thunderbolt engines are Lycoming's brand of high performance, built-to-order piston power plants for Experimental aircraft. With Thunderbolt engines, customers get a genuine Lycoming engine that is factory built, factory tested and factory supported - with several popular options of fuel systems, ignition systems, performance enhancements and finishing options.