The Defense Logistics Agency is seeking qualified sources for the production of Vincorion Patriot Electric Power Plant III, 150kW Diesel Engines, including associated components, for the Foreign Military Sales division. This effort will be placed on an existing indefinite delivery requirements contract in support of the PATRIOT Missile Weapon System. The government intends to award to Raytheon Company as the only responsible source under limited competition authority. Performance of services will be at Redstone Arsenal, Alabama. No budget amount or submission timeline is specified in this sources sought synopsis.