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Spitfire Mk.XIVe

spitfiremkxive

Description

Indicated stall speed in flight configuration: 153..173 km/h
Indicated stall speed in takeoff/landing configuration: 145..164 km/h

Dive speed limit: 756 km/h
Maximum load factor: 12.5 G
Stall angle of attack in flight configuration: 19.0 °
Stall angle of attack in landing configuration: 16.3 °

Maximum true air speed at sea level, 2750 RPM, boost +18: 566 km/h
Maximum true air speed at 4000 m, 2750 RPM, boost +18: 661 km/h
Maximum true air speed at 8100 m, 2750 RPM, boost +18: 712 km/h

Service ceiling: 13400 m
Climb rate at sea level: 23.8 m/s
Climb rate at 2650 m: 23.5 m/s
Climb rate at 6750 m: 18.2 m/s

Maximum performance turn at sea level: 18.1 s, at 270 km/h IAS.
Maximum performance turn at 3000 m: 21.0 s, at 260 km/h IAS.

Flight endurance at 3000 m: 1 h 45 m, at 350 km/h IAS.

Takeoff speed: 170..195 km/h
Glideslope speed: 180..210 km/h
Landing speed: 140..160 km/h
Landing angle: 12.5 °

Note 1: the data provided is for international standard atmosphere (ISA).
Note 2: flight performance ranges are given for possible aircraft mass ranges.
Note 3: maximum speeds, climb rates and turn times are given for standard aircraft mass.
Note 4: climb rates and turn times are given for 2750 RPM and boost +18.

Engine:
Model: Griffon 65
Maximum power in Take-off mode (2750 RPM, boost +12, low gear) at sea level: 1565 HP
Maximum power in International power mode (2600 RPM, boost +9, low gear) at 4270 m: 1520 HP
Maximum power in International power mode (2600 RPM, boost +9, high gear) at 8070 m: 1375 HP
Maximum power in Emergency Max All Out mode (2750 RPM, boost +18, low gear) at 2134 m: 2063 HP
Maximum power in Emergency Max All Out mode (2750 RPM, boost +18, high gear) at 6400 m: 1845 HP

Engine modes:
Max Cruising power (unlimited time): 2400 RPM, boost +7
International power (up to 1 hour): 2600 RPM, boost +9
Emergency Max All Out power (up to 5 minutes): 2750 RPM, boost +18

Water rated temperature in engine output: 105..115 °C
Water maximum temperature in engine output: 135 °C
Oil rated temperature in engine intake: 90 °C
Oil maximum temperature in engine intake: 105 °C

Supercharger gear shift altitude: automatic with possibility of manual switch to low gear

Empty weight: 3322 kg
Minimum weight (no ammo, 10% fuel): 3444.2 kg
Standard weight: 3906.9 kg
Fuel load: 363.3 kg / 504.6 l / 111 gallons
Maximum useful load: 1052 kg

Forward-firing armament:
2 x 20mm gun “Hispano Mk.II”, 150 rounds per gun, 650 rounds per minute, wing-mounted
2 x 12.7mm machine gun “Browning .50”, 250 rounds per gun, 850 rounds per minute, wing-mounted

Bombs:
2 x 250 lb general purpose bomb “250 lb. G.P.”
500 lb general purpose bomb “500 lb. G.P.”

Length: 9.9 m
Wingspan: 11.21 m
Wing surface: 22.48 m²

Combat debut: March 1945

Operation features:

Basic data and recommended positions of the aircraft controls:

  1. Starting the engine:
    • recommended position of the mixture control lever: auto mixture control
    • recommended position of the oil radiator control handle: auto radiators control
    • recommended position of the prop pitch control handle: forward (auto prop pitch control)
    • recommended position of the throttle lever: 5%
  2. Recommended mixture control lever positions for various flight modes: auto mixture control

  3. Recommended positions of the radiators control handle for various flight modes: auto radiators control

  4. Approximate fuel consumption at 2000 m altitude:
    • Cruise engine mode: 7.4 l/min
    • Combat engine mode: 12.9 l/min

Modifications

Reflector Gunsight
Replacement of MkII Gyro Gunsight with MkII* Reflector Gunsight

2 x 250 lb G.P. bombs
2 x 250 lb General Purpose Bombs
Additional mass: 247 kg
Ammunition mass: 227 kg
Racks mass: 20 kg
Estimated speed loss before drop: 22 km/h
Estimated speed loss after drop: 11 km/h

Recon camera
F.24 camera installation behind the cockpit (clipped wing only)
Additional mass: 28 kg
Estimated speed loss: 0 km/h

Rounded exhaust pipes
Rounded exhaust pipes

500 lb G.P. bomb
500 lb General Purpose Bomb
Additional mass: 237 kg
Ammunition mass: 227 kg
Racks mass: 10 kg
Estimated speed loss before drop: 12 km/h
Estimated speed loss after drop: 6 km/h

150 grade fuel
Allows +21 lb boost
Automatic supercharger gear shifting is disabled. Stages should be manually switched at 11000ft altitude.
Estimated speed increase at sea level: 20 km/h

Mirror
Rear view mirror
Additional mass: 1 kg
Estimated speed loss: 1 km/h

Clipped Wing
Clipped Wing
Removed mass: 4 kg
Estimated speed loss: 0 km/h