The Department of Defense, through the Naval Air Systems Command (NAVAIR), intends to procure one new CFM56-7B24 Enhanced engine and engine stand for a C-40A aircraft, with the contract modification to be awarded to CFM International on a sole source basis. This procurement is critical as CFM is the sole designer and manufacturer of the CFM56-7B24 engine, possessing the unique technical data and capabilities necessary to meet the agency's requirements within the specified timeframe. The contract will be executed under the authority of FAR 6.302-1, emphasizing the necessity of this specific engine for operational readiness. Interested parties may express their capabilities in writing to the designated contacts, William Yost and Jamie Schoemaker, at the provided email addresses, although this notice does not constitute a solicitation or guarantee of contract award.