Gnome Monosoupape Rotary Engine Classic Aero Machining Services
Production of Gnome Monosoupape rotary engines has resumed after a lapse of nearly a century. These high quality, period authentic engines are now manufactured by Classic Aero Machining Service of Blenheim, New Zealand. For those who want to experience exactly what it was like to fly during the Great War era, the smells, sounds and other characteristics of a rotary are unlike any other engine. They were fitted to many aeroplanes of the period, including Sopwith.
General characteristics Type: 9-cylinder, single-row, rotary engine
Bore: 110 mm (4.3 in)
Stroke: 150 mm (5.9 in)
Displacement: 12.8 L (781.63 cu in)
Length: 107.4 cm (42.3 in)
Diameter: 95 cm (37.4 in)
Dry weight: 128 kg (282 lb) including starter
Components Valvetrain: Single overhead valve
Fuel type: 45ltrs p/hr 100 Octane Avgas ~ 12 US gal/hr
Oil system: Total loss, castor oil ~ 2.5 US gal/hr
Cooling system: Air-cooled
Reduction gear: Nil reduction gear, direct drive, right-hand tractor, left-hand pusher
www.KipAero.com 2127 Crown Rd, Dallas, TX 75229 (888) 243-0440
Performance Power output: 120 hp at 1150 rpm
Maximum Continuous Power: 1200RPM
Compression ratio: 4.85:1
Improvements: Forged aluminum pistons in lieu of cast iron
Modern piston rings
21-4N stainless steel valves w/ stellite tips
Electronic ignition
Optional electric starter
Pricing: Gnome Monosoupape Rotary Engine ...... $62,000 USD
Gnome Monosoupape Rotary Engine with Electric Self Start ...... $65,400 USD
Fox Wooden Vintage Propeller (hand crafted) ...... $6,200 USD
Shipped FOB, crated from Blenheim, NZ.
Gnome Monosoupape rotary engine fitted to a Sopwith Pup (right) and on test stand (left). Courtesy of Classic Aero Machining Services, Blenheim, New Zealand.
www.KipAero.com 2127 Crown Rd, Dallas, TX 75229 (888) 243-0440