NOW RCEXL FUEL PUMP INCLUDED
The UMS 5-100 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.
The newest version of this motor comes with a new carburetor. A fuel pump is not needed any more.
FEATURES:
- 5-cylinder radial configuration—absolutely stunning looks and realism
- 4-stroke
- Midsize 100cc 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-793
- Displacement: 100 cc
- Bore: 28 mm
- Stroke: 32.0 mm
- Power: 12.5 kgf thrust
- Rotation (RPM): 1000-6000
- Length: 170 mm
- Width: 240 mm
- Height: 240 mm
- Weight: 3.2 kg
- Propeller recommendation: 24 x 10
- Muffler: Ring muffler included
- Ignition: Electronic, 2S LiPo direct
- Spark plug: 1/4-32
- Fuel: Gasoline/Oil mixture
