Engines..........: 2 x GE CF6-80C2A2
Max. cont. thrust: 48,080 lbs
MTOW.............: 337,365 lbs
MLW..............: 271,215 lbs
ZFW..............: 249,165 lbs
Cruise speed.....: M0.80
Max. altitude....: 41,000 ft
Operational range: 4,350(4,800) nm
Vmo/Mmo..........: 360kts/.84M
(340kts with less than 2t fuel in outer tanks)
Gear extension...: 270kts
Gear retraction..: 270kt
Tanks............: outboard: 2 x 977.5 US gal
                        inboard.: 2 x 3,685.5 US gal
                       center..: 5,189 US gal
                       trim....: 1,625 US gal
                       total...: 14,557 US gal (-304)
                       ATC.....: 3,817 US gal
                       total...: 18,374 US gal (-304ET)