Rotax 462

The Rotax 462 is a 51 hp (38 kW), two-cylinder, two-stroke aircraft engine, derived from a snowmobile engine. It was built by Rotax of Austria for use in ultralight aircraft.

Applications

• Guerpont Autoplum
• Huntwing 462LC
• Platzer Motte
• Sky-Walker 1+1

Specifications (462)

Data from ROTAX Repair Manual for engine type 462 - 532 - 582 UL

General characteristics

• Type: Two-cycle, two-cylinder rotary valve engine, oil-in-fuel

lubrication, liquid-cooled, with integrated water pump

• Bore: 69.5 mm (2.74 in)
• Stroke: 61 mm (2.401 in)
• Displacement: 462.8 cc (28.242 cu in)
• Dry weight: 32 kg (70.5 lb) (dry, no exhaust system)

Components

• Valvetrain: Rotary valve
• Oil system: oil-in-fuel lubrication
• Cooling system: liquid
• Reduction gear: 2.0 / 2.24 / 2.58 / 3.0

Performance

• Power output: 38 kW (51 hp) at 6500 rpm (standard version), 28 kW (38 hp) at 5500 rpm (low performance version)
• Compression ratio: theoretical: 11.5, effective: 6.7

See also

Related lists

• List of aircraft engines