Oklahoma Willy

A Perrywinkle Customs Project

 

Engine specifications:

Manufacturer....................................Rolls-Royce
Date of manufacture........................1986
Series................................................Viper 535
Weight...............................................350 kg
Type..................................................Turbojet
Compressor......................................8 Stage Axial
Turbine
..............................................Single stage impulse/reaction turbine
Combustion......................................Annular combustion chamber
Fuel Injection....................................6 Atomising type starter burners and 12 primary main vaporising type burners.
Fuel Flow @ Max RPM
.....................3,420 lb/hr (8.3 gallons per minute)
Ignition..............................................2 High energy spark ignition modules, 6J @ 3kV.
Thrust................................................3,450 lbs
Jet Pipe Nozzle Diameter.................16.5"
Maximum RPM..................................13,760 RPM
Self Sustaining Speed......................1,513 RPM (11%)
Fuel.....................................................Jet-A1 / AVTUR / AVGAS / AVTAG or Kerosene.
Oil System..........................................Front bearing & gearbox - scavenge system. Main & rear bearing -metered loss system.
Cooling...............................................Turbine wheel front & back by 7th Stage air.

Approximate air speed at full power………800 MPH

Air consumption at full speed…………..……. CFM


Oklahoma Willy - Insured by

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