These engines are available by special order only. Please email us at info@aerobertics.be to place your order.
The UMS 5-125 is a very reliable radial engines which uses gasoline as fuel. UMS has a ton of experience building radial engines. It has brought more than 2000 engines to market so far. The design and construction are upper class leading to a outstanding realibility of these engines. They are easily servicebale. All critical parts are easily accessible.
As of now, includes a high-quality brushless gear pump (Gerotor principle).
FEATURES:
- 5-cylinder radial configuration—absolutely stunning looks and realism
- 4-stroke
- Midsize 125cc displacement
- Comes complete with exhaust collector ring and electronic ignition —one-box purchase for a ready-to-mount-and-run engine
- User-friendly choke and throttle bellcranks included—makes installation and operation easy
- Made from aluminum or bar stock where appropriate and CNC-machined—accurate and repeatable specifications each and every time
- Cylinder head and crankcases produced from aircraft grade alloys
- Heavy-duty double bearing crankshaft
- Billet aluminum pistons and hardened steel rings
- Hard-chromed and lapped cylinder bores
- Hardened steel cams
- Burns gasoline fuel
SPECIFICATIONS:
- Cylinder: 5
- Carburetor: WT 621
- Displacement: 125 cc
- Bore: 31 mm
- Stroke: 33 mm
- Power: 14 kgf thrust
- Rotation (RPM): 1000-6000
- Length: 166 mm
- Width: 265 mm
- Height: 265 mm
- Weight: 3.9 kg
- Propeller recommendation: 26 x 10
- Muffler: Ring muffler included
- Ignition: Electronic, 2S LiPo direct
- Spark plug: CM-6
- Fuel: Gasoline/Oil mixture
