The Department of Defense, through the Defense Logistics Agency (DLA) Land Warren, is seeking sources for the procurement of diesel engines specifically designed for the M113 Family of Vehicles. The requirement includes a minimum quantity of 87 units and a maximum of 1,425 units of the Rolls-Royce diesel engine, identified by NSN 2815-01-412-2715 and part number 57K1006. This internal combustion power unit is crucial for converting fuel heat into usable energy for military vehicles. Interested parties should note that technical data is not available for this procurement, which is source controlled to Rolls-Royce. For further inquiries, potential suppliers can contact Kay Lynn Machacek at kay.machacek@dla.mil.