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Rolls-Royce Eagle 22
- by Barry Hares
The main details of the full-size engine are as follows:
Type of engine: Geared, pressure liquid cooled, flat H, sleeve valve engine with
two-speed, two-stage liquid cooled supercharger, driving contra-rotating
propellers through reduction gearing.
Bore 5.4”
Stroke 5.125”
Swept volume 2,816 cu in (46 litres)
Compression ratio 6.5:1
Supercharger ratios 3.0:1 & 3.67:1
Reduction gear ratio 0.298:1
Maximum power 3,200 HP at 18 psi boost
Carburetor indirect fuel injection
For a 1/5th-size engine, this gave a total capacity of 22.53 cu in (370 cc).
More than 8,000 hours were spent in the construction.
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Nearly Complete
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Crankshafts
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Cranks & Rods
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Rod Clearance
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Crank Drive End
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Rods & Pistons
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Case, Cranks & Rods
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Case, Cranks & Rods
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Case, Cranks & Rods
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Case, Cranks & Rods
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Case Front, Crank Phasing Gears
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Case Rear
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Case Rear
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Cylinders Blocks, Sleeves, Junk Heads
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Assembled Cylinder Bank
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Assembled Cylinder Bank
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Sleeve Drive Detail
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Sleeve Drive Detail
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Sleeve Drive Crank and Gear
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Oil Pump
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Fuel Injection Pump
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Fuel Injection Pump
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Intercooler Pump
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Main Coolant Pump
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Sump Components
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Assembled Sump
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Propeller Shafts
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Prop Reduction Gears
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Prop Reduction Gears
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Prop Reduction Gears
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Prop Constant Speed Unit
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Auxiliary and Constant Speed Drive
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Aux Drive Unit
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Aux Drive Unit
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Port Supercharger Clutch
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Supercharger Drive
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Supercharger Drive Clutches
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Supercharger Drive
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Supercharger Drive
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Impeller Housings
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Impeller Housings
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Impellers
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Impeller
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Impeller
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Induction Air Intake
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Induction Air Intake
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Aftercooler
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Magneto
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Magneto
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Magneto
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Magneto
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Magneto
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Spark Plug and Lead
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Connector Detail
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Propeller Hub
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Eagle 22
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Eagle 22
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Eagle 22
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Eagle 22
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Ignition Leads
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Cylinder Assembly Jig
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Eagle 22 Trial Fit
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Eagle 22
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