• Source: Blackburn Cirrus Bombardier

The Blackburn Cirrus Bombardier is a British four-cylinder inline aircraft engine, developed and built by the Blackburn Aircraft company in the mid-1950s. The engine featured fuel injection.




Variants


Cirrus Bombardier 203
Military version, 203 hp (151 kW).
Cirrus Bombardier 702
Civil version, 180 hp (134 kW).
Cirrus Bombardier 704
Helicopter engine




Applications


Auster AOP.9
Cierva W.14 Skeeter IIIB
Miles Messenger




Specifications (Cirrus Bombardier 203)


Data from Lumsden.




= General characteristics

=
Type: Air-cooled, inline inverted four-cylinder
Bore: 4.8 in (122 mm)
Stroke: 5.5 in (140 mm)
Displacement: 398 cu in (6.5 L)
Length: 45.3 in (1,151 mm)
Width: 19 in (483 mm)
Height: 30.95 in (786 mm)
Dry weight: 325 lb (147.4 kg)




= Components

=
Valvetrain: 1 inlet and 1 exhaust valve per cylinder
Fuel system: Fuel injected
Fuel type: 100 octane petrol
Cooling system: Air-cooled




= Performance

=
Power output: 203 hp (151 kW) at 2,100 rpm
Compression ratio: 7:1
Power-to-weight ratio: 0.62 hp/lb (1 kW/kg)




See also



Related development

Blackburn Cirrus Minor
Blackburn Cirrus Major

Comparable engines

Alfa Romeo 110
de Havilland Gipsy Major
Hirth HM 504
Menasco C4
Related lists

List of aircraft engines




References






= Notes

=




= Bibliography

=




External links


"Cirrus Bombardier" a 1948 Flight article

Kata Kunci Pencarian:

• Blackburn Cirrus Bombardier
• Cirrus aero engines
• Blackburn Cirrus Major
• Blackburn Aircraft
• Blackburn Cirrus Minor
• Auster AOP.9
• ADC Cirrus
• Blackburn Cirrus Midget
• Auster B.4
• List of aircraft engines