Late Merlin and Griffon
| Supermarine Spitfire- Late Merlin and Griffon engine variants. | ||||||
|---|---|---|---|---|---|---|
| L.F Mk IXe | Mk XII | Mk XIVe | F. Mk 24 | |||
| Wingspan | 32 ft 6 in (9.9 m) | 32 ft 6 in (9.9 m) | 36 ft 10 in (11.23 m) | 36 ft 11 in (11.25 m) | ||
| Wing area | 231 ft² (21.46 m²) | 231 ft² (21.46 m²) | 242.1 ft² (22.5 m²) | 243.6 ft² (23.6 m²) | ||
| Length | 31 ft 1 in (9.47 m) | 31 ft 7 in (9.62 m) | 32 ft 8 in (9.95 m) | 32 ft 11 in (10.03 m) | ||
| Height | 12 ft 8 in (3.86 m) | 12 ft 8 in (3.86 m) | 12 ft 9 in (3.89 m) | 13 ft 6 in (4.11 m) | ||
| Empty weight | 5,090 lb (2,309 kg) | 5,564 lb (2,524 kg) | 6,653 lb (3,034 kg) | 6,160 lb (3,247 kg) | ||
| Loaded weight | 7,400 lb (3,354 kg) | 7,415 lb (3,363 kg) | 8,574 lb (3,889 kg) | 9,900 lb (4,490 kg) | ||
| Engine | Rolls-Royce Merlin 66: 150 Octane fuel, +25 lb/in² boost. | Rolls-Royce Griffon III or IV | Rolls-Royce Griffon 65 | Rolls-Royce Griffon 85 | ||
| Power | 1,720 hp (1,283 kW) at 11,000 ft (3,353 m) | 1,735 hp (1,293 kW) at 1,000 ft (300 m) | 2,050 hp (1,530 kW) at 9,800 ft (2,987 m) | 2,120 hp (1,771 kW) at 12,250 ft (3,734 m) | ||
| Maximum speed | 404 mph (650 km/h) at 21,000 ft (6,400 m) | 397 mph (639 km/h) at 17,800 ft (5,425 m) | 448 mph (717 km/h) at 25,900 ft (7,894 m) | 454 mph (731 km/h) at 26,000 ft (7,802 m) | ||
| Rate of climb | 4,745 ft/min (24.1 m/s) at 10,000 ft (3,048 m) | 3,760 ft/min (19.1 m/s) at 2,600 ft (792 m) | 4,580 ft/min (25.2 m/s) at sea level (0 m) | 4,100 ft/min (21.0 m/s) at 17,000 ft (5,182 m) | ||
| Service ceiling | 42,500 ft (12,954 m) | 39,000 ft (11,887 m) | 43,000 ft (13,560 m) | 43,000 ft (13,560 m) | ||
| Wing loading | 30.6 lb/ft² (149 kg/m²) | 32.0 lb/ft² (155 kg/m²) | 35.0 lb/ft² (171 kg/m²) | 40.6 lb/ft² (198 kg/m²) | ||
| Power/mass | 0.23 hp/lb (0.39 kW/kg) | 0.23 hp/lb (0.39 kW/kg) | 0.20 hp/lb (0.33 kW/kg) | 0.23 hp/lb (0.39 kW/kg) | ||
| Combat range | 434 mi (698 km) on internal fuel | 493 mi (793 km) on internal fuel | 460 mi (740 km) on internal fuel | 390 mi (627 km) on internal fuel | ||
| Ferry range | 980 mi (1,577 km) | 791 mi (1,272 km) | 855 mi (1,375 km) | 965 mi (1,553 km) 90 gal drop tank | ||
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Read more about this topic: Supermarine Spitfire Variants: Specifications, Performance And Armament, Dimensions, Performance and Armament
Famous quotes containing the words late and/or merlin:
“Ah! late I spoke to silent throngs,
And now their hour is come.”
—Ralph Waldo Emerson (1803–1882)
“Of Merlin wise I learned a song,—
Sing it low, or sing it loud,
It is mightier than the strong,
And punishes the proud.”
—Ralph Waldo Emerson (1803–1882)