UMS 100cc Gas – 5 Cylinder Radial 4 Stroke Engine

$2,125.00

The UMS 5-100 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. 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.

1 in stock (can be backordered)

SKU: UMS5-100 Category:

The UMS 5-100 is a very reliable radial engines which uses gas fuel. UMS has a ton of experience building radial engines. 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

  • 5 cylinder radial configuration absolutely stunning looks and realism
  • 100cc 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 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 87-110octane gasoline with 32:1 gas/oil mixture

Specifications

UMS Gas Radial Engine Manual

Standard Metric
Type 4-Stroke Petrol SPARK IGNITION
CYLINDER 5 (ABC TYPE) 5 (ABC TYPE)
CAPACITY (CU. IN) 6.1 100CC
Bore 1.10″ 28MM
Stroke 1.25″ 32MM
Thrust* 25.35lbf @ 24×10 SEP prop 11.5kgf @ 24×10 SEP prop.
Power (HP) 5.8 5.8
Rotation (RPM) 1000 – 5500 1000 – 6000
Weight 8.6lbs 3.05kg incl.(silencer )
Engine Diameter 9.44″ 240MM
Engine Length 6.70″ 170MM
Propeller** 24×10 24×10
Muffler Type Collector Ring Collector Ring
Plug Type CM-6 RcExl CM-6 RcExl
Carburetor WALBRO WT-793 WALBRO WT-793

 

 

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