O.S. Ducted Fan Engines offer incredible performance and unsurpassed reliability. Designed to fit the popular ducted fan units, these ultra-high rpm engines feature ABC piston/sleeve construction for high compression and superior output. Developed to produce the high horsepower serious ducted fan fliers crave.
High-speed performance characteristics
Glow plugs are required
Note: O.S. does not offer a 2-year warranty on ducted-fan engines due to their high-speed performance characteristics.
