ULPower UL260i

UL260i
Type	Piston aircraft engine
Manufacturer	ULPower
Major applications	Micro Aviation Bantam

The ULPower UL260i is a family of aircraft engines, produced by ULPower in Belgium.

Design

The UL260i series are all lightweight, four-cylinder, four-stroke, horizontally-opposed, air-cooled, direct drive engine designs that feature FADEC with multipoint fuel injection and dual ignition systems.^[1]

Variants

UL260i

Base model, fuel injection, compression ratio of 8.16:1, producing 97 hp (72 kW)^[1][2]

UL260iS

Model with a higher compression ratio of 9.10:1, fuel injection, producing 107 hp (80 kW)^[3]

UL260iSA

Aerobatic model with a higher compression ratio of 9.10:1, fuel injection, producing 107 hp (80 kW)^[4]

UL260iF

Model with a higher compression ratio of 9.10:1, fuel injection, producing 100 hp (75 kW), due to French regulatory requirements.^[5]

Applications

• A2 CZ Elipse Spirit
• Flitzer Z-21
• Zenith STOL CH 701
• Zenair CH650
• Tecnam P92 Echo
• Aerocomp VM-1 Esqual
• BRM Aero Bristell
• Corvus Fusion
• Kohl Mythos
• Lanitz Escapade Two
• Micro Aviation Bantam
• Orel VH2 Streamline
• Reality Escapade UK
• Silence Twister
• Sonex Aircraft Onex^[6]
• Trixy G 4-2 R

Specifications

Data from Tacke^[1]

General characteristics

• Type: Flat-4
• Bore: 106 mm (4.2 in)
• Stroke: 74 mm (2.9 in)
• Displacement: 2,592 cm³ (158.2 cu in)
• Length: 543 mm (21.4 in)
• Width: 654 mm (25.7 in)
• Height: 475 mm (18.7 in)
• Dry weight: 72 kg (159 lb)

Components

• Valvetrain: single central camshaft, solid lifters, pushrods, rockers and OHV
• Fuel system: dual electronic fuel injection
• Fuel type: Mogas (95 Oct.RON / 91 AKI min.) / AVGAS
• Oil system: Wet sump
• Cooling system: Air-cooled

Performance

• Power output: 95 hp (70.8 kW) at 3,300 RPM
• Compression ratio: 8.16:1

See also

Related development

• ULPower UL350i

Lists

• List of aircraft engines

Comparable engines

• HKS 700E
• Jabiru 2200
• KFM 112M
• Pegasus PAL 95
• Revmaster R-2300
• Rotax 912
• Sauer S 2200 UL
• Sauer S 2400 UL
• Sauer S 2100 ULT

References

1. Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 262-263. Flying Pages Europe SARL, 2015. ISSN 1368-485X
2. ULPower Aero Engines. "UL260i". ulpower.com. Retrieved 21 April 2018.
3. ULPower Aero Engines. "UL260iS". ulpower.com. Retrieved 21 April 2018.
4. ULPower Aero Engines. "UL260iSA". ulpower.com. Retrieved 21 April 2018.
5. ULPower Aero Engines. "UL260iF". ulpower.com. Retrieved 21 April 2018.
6. ULPower installation, Onex

External links

• Official website