"O. S. ENGINES", based in Osaka/Japan, is one of the world's most renowned model engine manufacturers and has been in existence since 1936 (!). Consistent further development and state-of-the-art production processes have enabled us to achieve a high level of technical development. This is the reason why "O. S."- Engines - advanced and competitively proven 2-/4-stroke engines
Engines for all areas of model making - so popular with renowned experts, too.
Double ball bearing motor with high performance and durability, suitable for all types of aircraft, especially aerobatics and scale models.