Suvarna Garge (Editor)

ABC Hornet

Updated on
Edit
Like
Comment
Share on FacebookTweet on TwitterShare on LinkedInShare on Reddit
Manufacturer
  
ABC Motors

The ABC Hornet was an 80 hp (90 kW) four-cylinder aero engine designed in the late 1920s by the noted British engineer Granville Bradshaw for use in light aircraft. The Hornet was effectively a double Scorpion and was built by ABC Motors, first running in 1929.

Contents

In 1931 the engine was re-designed, including the adoption of the new Hiduminium alloys for the crankcase, exhaust manifolds and pistons.

Applications

  • Airship Development AD1
  • Civilian Coupe
  • Robinson Redwing
  • Southern Martlet
  • Westland Widgeon

    • Specifications (Hornet)

    Data from Lumsden

    General characteristics

  • Type: 4-cylinder, horizontally opposed, air-cooled piston engine
  • Bore: 4.02 in (102 mm)
  • Stroke: 4.8 in (124.5 mm)
  • Displacement: 243.18 cu in (4 L)
  • Length: 25.5 in (648 mm)
  • Width: 39 in (990 mm)
  • Height: 28 in (711 mm)
  • Dry weight: 225 lb (102 kg)

    • Components

  • Valvetrain: Overhead valve, two valves per cylinder
  • Fuel type: Petrol (74 Octane rating)
  • Cooling system: Air cooled

    • Performance

  • Power output: 82 hp (61 kW) at 2,175 rpm (maximum continuous climb power)
  • Specific power: 0.34 hp/cu in (15.25 kW/L)
  • Compression ratio: 5.6:1
  • Power-to-weight ratio: 0.37 hp/lb (0.6 kW/kg)

    • References

    ABC Hornet Wikipedia
    (Text) CC BY-SA


    Similar Topics