. "Verier,;"@en . . "3"^^ . "15"^^ . "200"^^ . . . . "TOW Missiles - 4 or 8 missiles mounted in two-missile launchers on each hardpoint"@en . . . . "turboshaft"@en . "Attack helicopter prototype"@en . "8926"^^ . "Bell 309"@en . . "imp"@en . "alternative engine, 1 Pratt & Whitney Canada T400-CP-400 turboshaft,"@en . . . . . "48"^^ . . . . "one M197 3-barreled 20 mm Gatling cannon"@en . "fuselage length,"@en . "1"^^ . "159"^^ . "2"^^ . "2000"^^ . . . "1"^^ . . "59"^^ . "two"@en . "The Bell Model 309 King Cobra was an experimental attack helicopter developed by Bell Helicopter Textron based on the AH-1 Cobra."@en . "4"^^ . "2.75"^^ . "15000"^^ . "1971-09-10"^^ . "The Bell Model 309 King Cobra was an experimental attack helicopter developed by Bell Helicopter Textron based on the AH-1 Cobra."@en .