The Aixro XF-40 (or XF40) is a German aircraft engine, designed and produced by Aixro of Aachen for use in ultralight aircraft.^[1]

Design and development

The XF-40 is a single-rotor Wankel engine. It is a 294 cc (17.9 cu in) displacement, liquid-cooled, petrol engine design, with a poly V belt reduction drive with a reduction ratio of 1.25:1. It employs capacitor discharge ignition and produces 36 hp (27 kW) at 6500 rpm.^[1]

Applications

• Roland Z-120 Relax
• Garland Vampire

Specifications (XF-40)

Data from Tacke^[1]

General characteristics

• Type: Single rotor Wankel aircraft engine
• Displacement: 294 cc (17.9 cu in)
• Length: 300 mm (11.8 in)
• Width: 250 mm (9.8 in)
• Height: 250 mm (9.8 in)
• Dry weight: 18.7 kg (41.2 lb)

Components

• Fuel type: petrol
• Cooling system: liquid
• Reduction gear: poly V belt

Performance

• Power output: 36 hp (27 kW)