VEGA FAMILY ZEFIRO 40 MOTOR MAIN CHARACTERISTICS Main data Motor length 7,6 m Diameter 2,3 m Propellant mass 36,2 t Motor dry mass 3,006 kg Motor case mass 2,080 kg Average thrust 1,304 kN Specific impulse 293.5 seconds Combustion time 92.9 seconds Multimedia Related Projects VEGA C VEGA E