A sole-source purchase order was awarded on March 9, 2026 for service maintenance on the Dillard Engines (W912P726PA003). The period of performance will be from award date through May 8, 2026. A Limit... A sole-source purchase order was awarded on March 9, 2026 for service maintenance on the Dillard Engines (W912P726PA003). The period of performance will be from award date through May 8, 2026. A Limited Sources Determination has been prepared in accordance with the requires in the Federal Acqusition Regulation (FAR) 12.102(a).