The O.S. 25FX II is a powerful 2-stroke combustion engine with a side exhaust. This engine is the perfect choice for smaller sport, scale, and aerobatic models in the 0.25 class. The 25FX II features the proven 21L carburetor, which ensures excellent throttle response and easy adjustment. A two-part silencer is included. The outlet of the silencer can be rotated to suit the model and the engine's installation position. Overall, this engine reflects the outstanding quality of the legendary O.S. Engines.
Technical specifications:
Engine type | Internal combustion engine |
Cubic capacity | 4.07 cm3 |
stovepipe hat | 16 |
Max. Speed | 19000 rpm |
Item number | 16078561 |
Engine type | Internal combustion engine |
RC Electric motor type | Brushless electric motor |
Internal combustion engine type | 2-stroke |
Motor version | Aeroplane engine |
Cubic capacity | 4.07 cm3 |
stovepipe hat | 16 |
Max. Speed | 19000 rpm |
Speed controller type | Brushless |
Number of cells NiCd/NiMH | 21 |
usableness | Aeroplane |
CO₂-Emission | |
Climate contribution |
Length | 7.56 cm |
Width | 4.60 cm |
Height | 7.55 cm |
Weight | 260 g |
Length | 16.20 cm |
Width | 12.60 cm |
Height | 9.80 cm |
Weight | 443 g |
Product Safety |
How often does a product of this brand in the «RC motors» category have a defect within the first 24 months?
Source: GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: GalaxusHow often is a product of this brand in the «RC motors» category returned?
Source: Galaxus