Specifically, these:Mk 3/4 and the mk6;Australian experimental prototypes
Twin Merlin engines;[citation needed]
40mm Bofors gun fitted.[citation needed]
https://en.wikipedia.org/wiki/Bristol_Beaufighterhttps://military-history.fandom.com/wiki/Bristol_Beaufighterhttp://www.historyofwar.org/articles/weapons_beaufighter_variants.htmlGeneral characteristics
Crew: 2
Length: 41 ft 4 in (12.60 m)
Wingspan: 57 ft 10 in (17.63 m)
Height: 15 ft 10 in (4.83 m)
Wing area: 503 sq ft (46.7 m2) [54]
Airfoil: root: RAF-28 (18%); RAF-28 (10%)[55]
Empty weight: 15,592 lb (7,072 kg)
Max takeoff weight: 25,400 lb (11,521 kg) with one torpedo
Fuel capacity: 550 imp gal (660 US gal; 2,500 l) normal internal fuel
Maximum fuel capacity: 682 imp gal (819 US gal; 3,100 l) (with optional 2x 29 imp gal (35 US gal; 130 l) external tanks / 1x 24 imp gal (29 US gal; 110 l) tank in lieu of port wing guns / 1x 50 imp gal (60 US gal; 230 l) tank in lieu of stbd. wing guns)
Powerplant: 2 × Bristol Hercules XVII or Bristol Hercules XVIII 14-cylinder air-cooled sleeve-valve radial piston engines, 1,600 hp (1,200 kW) each
Propellers: 3-bladed constant-speed propellers
Performance
Maximum speed: 320 mph (510 km/h, 280 kn) at 10,000 ft (3,000 m)
Range: 1,750 mi (2,820 km, 1,520 nmi)
Service ceiling: 19,000 ft (5,800 m)
Rate of climb: 1,600 ft/min (8.1 m/s)
Armament
Guns:
4 × 20 mm (0.787 in) Hispano Mark II cannon (240 rpg) in nose
6 x .303 (7.7 mm) Browning machine guns in wings four starboard two port (optional, replacing internal long range fuel tanks)
1 × manually operated 0.303 in (7.7 mm) Browning for observer
Rockets: 8 × RP-3 60 lb (27 kg) rockets
Bombs: 2× 250 lb (110 kg) bombs or 1× British 18 inch (45 cm) torpedo or 1x Mark 13 torpedo