ULPower UL260i

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]

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]

Data from Tacke^[1]

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

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