• Beschrijving
  • Meer

UMS 7-Cylinder 77cc 4-stroke Radial Glow Engine Including ring muffler.

 Output Power  



 22x12 .. 24x10


 2600g (excl./incl.mufflers)  

  Delivery includes: glow plugs and ringmuffler.

Technical  Specification:  
 Displacement                   (Cylinder Inhoud)  77  ccm                   

 Output Power                           (Vermogen) 

 4.8  hp


 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
 Engine                  (including mounting HW)  2600  gram
 Muffler    gram 
 Ignition  n.a.  gram 
 User Manual         (Gebruikers Handleiding)  
 Approx. Fuel Flow  cc/min (full throttle)
 Link to manufacturer  
 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.


Diameter of the engine is 23 cm.


Gerelateerde Producten