Thunderbolt Engines are Lycoming's brand of high performance, built-to-order power plants for Experimental aircraft. With Thunderbolt Engines, customers get a genuine Lycoming engine that is factory built, factory tested and factory supported - with your choice of fuel systems, ignition systems, performance enhancements and finishing options.
- Balanced crankshafts
- Connecting rods, pistons & pins all within 1/2 gram
- Handcrafted, high-performance piston engines
- Customized to match personal style and taste
- Available in three series for varying degrees of performance
Thank you for your interest in the Lycoming Thunderbolt engine! A summary of your selected options is listed below.
Automatic Thunderbolt Upgrades Include: Roller Tappet System (Most Models), Crankshaft Dynamic Balancing, Precision Static Balancing (Pistons and Rods to ½ Gram), Port and Polish/ Volumetric Cylinder Matching, Chrome Rocker Box Covers.