UMS 160cc Gas / Petrol 7 Cylinder Radial 4 Stroke Engine with Pump

The UMS 7-160 is a very reliable radial engines which uses gas 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 accesisble.

Key Features

• 7-cylinder radial configuration—absolutely stunning looks and realism
• Midsize 160cc displacement—perfect for 90–110" wingspan scale subjects
• Comes complete with exhaust collector ring and electronic ignition assembly—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 87–91 octane gasoline with 32:1 gas/oil mixture

Technical information  

• Cylinder:                   7 
• Cylinder capacity:     160cc
• Bore:                         30.2mm
• Stroke:                      32mm
• Power:                      16.5kg of thrust
• RPM Range:            1000-6000
• Weight:                     5.7kg incl.(ignition coil and silencer)
• Width:                       302mm
• Lenght:                     200mm
• Propeller:                  28 x 10 1000 - 5900 RPM 2 Blade Menz's
• Propeller:                  28 x 12 1000 - 5600 RPM 2 Blade Menz's
• Propeller:                  27 x 12   800 - 5300 RPM 3 Blade Biela
• Muffler type:              Collector Ring
• Plug type:                  CM-6 / 10mm RCEXL
• Carburetor:                WT 793-A Carburetor
• Petrol/Oil Mix:           1:32 2 stroke oil