AKA: Liquid Rocket Booster;Shuttle LRB. Status: Study 1984. Thrust: 10,318.11 kN (2,319,603 lbf). Gross mass: 350,000 kg (770,000 lb). Unfuelled mass: 52,000 kg (114,000 lb). Specific impulse: 435 s. Specific impulse sea level: 330 s. Burn time: 121 s. Height: 45.54 m (149.40 ft). Diameter: 5.50 m (18.00 ft). Span: 5.50 m (18.00 ft).
Cost $ : 500.000 million. No Engines: 4.