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
Specifications
| Standard | Metric | |
|---|---|---|
| Type | 4-Stroke Petrol | SPARK IGNITION |
| CYLINDER | 5 (ABC TYPE) | 5 (ABC TYPE) |
| CAPACITY (CU. IN) | 3.3 | 55CC |
| Bore | 0.93″ | 23.7MM |
| Stroke | 0.98″ | 25MM |
| Thrust* | 16.5lbf @ 22×8 Menz prop. | 7.5kgf @ 22×8 Menz prop. |
| Power (HP) | 3.3 | 3.3 |
| Rotation (RPM) | 1000 – 6000 | 1000 – 6000 |
| Weight | 3.7lbs | 1.8kg incl.(silencer ) |
| Engine Diameter | 8″ | 201MM |
| Engine Length | 5.4″ | 142MM |
| Propeller** | 22×8, 22*10 | 22×8, 22*10 |
| Muffler Type | Collector Ring | Collector Ring |
| Plug Type | 1/4-32 RcExl | 1/4-32 RcExl |
| Carburetor | UMS | UMS |
5-55CC 5CYLINDER TECHNICAL SPECIFICATION
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