Lockheed Martin Rotary and Mission Systems, Moorestown, New Jersey, is awarded a not-to-exceed $8,941,239 undefinitized modification to previously awarded contract N00024-11-C-2300 to support the USS Wichita (LCS 13) main propulsion diesel engine replacement. Work will be performed in Mayport, Florida, and is expected to be completed by December 2023. Fiscal 2023 operation and maintenance (Navy) funds in the amount of $6,705,929 will be obligated at time of award and will expire at the end of the current fiscal year. Naval Sea Systems Command, Washington, D.C., is the contracting activity.