Wolseley 1910 Type C 60 hp V-8
Wolseley 1911 Type B 80 hp V-8

Wolseley 60 hp

First run in 1910, the Wolseley 60 hp or Type C was a British liquid-cooled V-8 aero engine that first ran in 1910, it was designed and built by Wolseley Motors. The engine featured water-cooled exhaust ports and employed a 20 lb (9 kg) flywheel. During an official four-hour test the engine produced an average of 55 horsepower (41 kW). A larger capacity variant known as the 80 hp or Type B used an internal camshaft and propeller reduction gear.
 
Applications:
60 hp
Royal Aircraft Factory B.E.1
Royal Aircraft Factory B.E.2

80 hp
Vickers E.F.B.1

Specifications:
60 hp
Type: 8-cylinder, upright, 90-degree Vee engine
Bore: 3.74 in (95 mm)
Stroke: 5.51 in (140 mm)
Displacement: 482 cu in (7.9 L)
Dry weight: 385 lb (175 kg)
Valvetrain: Sidevalve with single external camshaft
Fuel system: Single Zenith carburettor
Fuel type: 40-50 octane petrol
Cooling system: Air-cooled with liquid-cooled exhausts
Reduction gear: Direct drive, left-hand tractor
Power output: 60 hp (45 kW) at 1,800 rpm (maximum power)
Specific power: 0.12 hp/cu in (5.7 kw/L)
Power-to-weight ratio: 0.15 hp/lb (0.25 kW/kg)