| Length = 45 feet Height = 10 feet 10 inches | Span = 25 feet 1 inches | Span over missiles = 28 feet 1 inch |
| Maximum speed: M2.0 at 35,000ft or more | Climb to 50,000 ft: 2.2mins | 2 Firestreak missiles on wings |
| Weight empty: 7,400lbs | Rocket Fuel: 10,500lbs | Jet Fuel: 500lbs |
| Armstrong Siddeley Viper A.S.V.8 turbojet of thrust 1,640lb | De Havilland Spectre rocket motor 8,000lbs thrust |
The jet intakes are mounted high in the fuselage just behind the cockpit, and the jet pipe runs aft. Below the jet is the rocket motor.
Of the three prototypes, 2 were completed. XD145 first flew 16 May 1957, and is now in the RAF Museum at Cosford. XD151 first flew on 5 December 1957, but crashed on 5 August 1958, killing the pilot. No cause for the crash was established.
Return to the Rocket Interceptor.