UMS 210cc Gas - 5 Cylinder Radial 4 Stroke Engine

UMS 210cc Gas - 5 Cylinder Radial 4 Stroke Engine

UMS 7-260cc Gas - 7 Cylinder Radial 4 Stroke Engine

The UMS 7-260 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. 

$3,475.00
In stock
SKU
UMS7-260

The UMS 7-260 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. 

  • 7 cylinder radial configuration absolutely stunning looks and realism
  • 260cc displacement perfect for scale project
  • Comes complete with exhaust collector ring,spark plugs,electronic ignition, and engine mount ready to run
  • User-friendly choke and throttle bell cranks 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 87-110 octane gasoline with 32:1 gas/oil mixture

ums 7

specification1

specification2

  Standard Metric
Type 4-Stroke Petrol SPARK IGNITION
CYLINDER 7 (ABC TYPE) 7 (ABC TYPE)
CAPACITY (CU. IN) 15.8 260CC
Bore 1.40" 35.7MM
Stroke 1.45" 37MM
Thrust* 55.8lbf @ 32x12 Menz prop. 25.4kgf @ 32x12 Menz prop.
Power (HP) 15.6 15.6
Rotation (RPM) 1000 - 5500 1000 - 5500
Weight 13.6lbs 6.2kg incl.(silencer )
Engine Diameter 13" 328MM
Engine Length 8.4" 215MM
Propeller** 32x12, 32x14, 32x18 32x12, 32x14, 32x18
Muffler Type Collector Ring Collector Ring
Plug Type CM-6 RcExl CM-6 RcExl
Carburetor WALBRO WT-621 WALBRO WT-621

 

7-260CC 7CYLINDER  TECHNICAL SPECIFICATION

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You're reviewing:UMS 7-260cc Gas - 7 Cylinder Radial 4 Stroke Engine