| Technical Specification: |
| Displacement (Cylinder Inhoud) |
77 |
ccm |
|
Output Power (Vermogen) |
4.8 |
hp |
| |
kW |
| Carburetor |
UMS |
|
| Static Thrust |
8.5 |
kg |
| Speed Range (Toerental) |
1000 - 6300 |
rpm (omw/min) |
| Propeller |
17x10 .. 18x8 |
inch |
| Ignition power supply (Spanning ontsteking) |
n.a. |
Volt |
| Spinner mount thread |
|
mm |
| Crankshaft mount thread |
|
mm |
| Gas/Oil mix ratio (Brandstof verhouding) |
11 : 1 |
methanol : oil |
| Weight: |
| Engine (including mounting HW) |
2600 |
gram |
| Muffler |
|
gram |
| Ignition |
n.a. |
gram |
| Documentation: |
| User Manual (Gebruikers Handleiding) |
|
| Approx. Fuel Flow |
cc/min (full throttle) |
| Link to manufacturer |
|
| Links: |
| Spare Parts |
|
7-Cylinder 77cc 4-Stroke Glow Radial Engine
The UMS 7-77 is a very reliable radial engines which uses glow fuel. UMS has a lot 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.
Key Features
- 7-cylinder radial configuration—absolutely stunning looks and realism
- 4-stroke
- Midsize 77cc displacement
- Comes complete with exhaust collector ring —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 glow fuel
The UMS-7-77cc 4-stroke radial glow engine from UMS is especially developped for scale models.
Dimensions:
Diameter of the engine is 23 cm.
