UMS 55cc Gas-5 Cylinder Radial 4 Stroke Engine

The UMS 5-55 is a very reliable radial engines which uses gas as fuel. UMS has a ton of experience building radial engines.

• 5 cylinder radial configuration absolutely stunning looks and realism
• 55cc 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