The UMS 7-50 is a very reliable radial engines which uses gasoline as 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 accessible.

• Warranty and Technical Support

  UMS engine Team give one year factory defects warranty. After factory warranty time, Customers can send the engine back to Sydney Australia for repair/maintenance. Team Austars only charge factory parts cost and labor fee $77AUD/Hour (GST Inc).Both inbound/outbound freight costs will be paid by the buyer.

  Austars Team in Sydney Australia give 24/7 days technical online support.

  Our online 24/7 contacts:

  WhatApp/line: 0061 0433 000 015

  Facebook Messenger: Austars-Model Sydney

  
  
• 7-cylinder radial configuration—absolutely stunning looks and realism
• 4-stroke
• Midsize 50cc displacement
• Comes complete with exhaust collector ring and electronic ignition —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