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Hispano-Suiza 12Y ✕
Aircraft Engine Manufacturer Avia Motors
Aircraft Engine Type Piston
Dry Weight (kg) 492
Length (mm) 213.7
Height (mm) 94.5
Width (mm) 76.4
Wikipedia Article (URL) en.wikipedia.org/wiki/Hispano-Suiza_12Y
Fuel 87 octane rating gasoline
Fuel System Six Solex 56 S.V.C carburetors
Oil System Pressure feed, dry sump.
Cylinders 12
Bore (mm) 150
Stroke (mm) 170
Displacement (L) 36
Supercharger Gear-driven single-speed centrifugal type supercharger, 10:1 gear ratio
Compression Ratio 7
Valvetrain One intake and one sodium-filled exhaust valve per cylinder actuated via a single overhead camshaft per bank.
Cooling Pressurised, liquid-cooled
Maximum Takeoff Power (kW) 820.2699
Specific Power (kW/L) 22.8
Power To Weight (kW/kg) 1.66
Specific Fuel Consumption (g/(kW·h)) 304.1