On 7 July 2007, Rolls Royce secured its largest ever order from an aircraft leasing company when ILFC placed an order worth $1.3 billion at list prices for Trent 1000s to power 40 of the 787s which it has on order, and on 27 September 2007 British Airways announced the selection of the Trent 1000 to power 24 Boeing 787 aircraft.