The U.S. Air Force is seeking information from potential sources capable of procuring KC-46A F139-PW4062-100 spare core engines. The requirement is for twelve spare core engines with an option for seven more, which must be procured, preserved, wrapped, and shipped to Tinker AFB for final assembly. The Air Force is soliciting capability statements for this acquisition. Responses to this Request for Information are due no later than 12 March 2026 at 12:00pm CST.