3W-157Xi B2

Ideal engine for aerobatics beginners and towing flights

The engine is ideal for the beginner in the 3 metre aerobatics class. The engine also impresses with towing models and leaves a very good impression. It impresses with quiet running behaviour due to its 3-bearing crankshaft. The engine develops a unique running smoothness with the matching 3W muffler system. It is suit-able for a broad variety of models due to the weight-performance ratio and distinguishes itself through its reliability, durability, and power.
The microprocessor-controlled ignition enables simple engine control. The programmed ignition curve is exactly matched to the engines and guarantees good running characteristics in all rotation-al-speed ranges. The standard ignition can be operated with a voltage of 6 V up to 8.4 V (2-cell LiPo).