The Naval Air Warfare Center intends to award a sole-source order to Rolls-Royce Corp for support of T-56 SIII/IV engines, including work under FY 2027 Engineering Project Descriptions. Rolls-Royce is uniquely qualified as the original designer and manufacturer, possessing essential technical data, drawings, and specifications. Performance will occur at Rolls-Royce’s facility in Indianapolis, IN. No budget amount is specified. Interested parties must submit capability information by 5:00 PM Eastern Time on 08 June 2026.