Bruno Coelho video: Unboxing FX K301 European Champion Edition engine - Circus RC News
Oelfilter Champion COF038 / K301 (wie HF138)
FX Engines - FX K301 EC - 3 ports, DLC, Ceramic Bearing, Tungsten Balanced The European Champion Engine K301 EC is based on the K301 engine but incorporates numerous improvements and refinements