This is a restricted solicitation for commercial items, seeking quotations for the overhaul and modification of seven starter generator units. The anticipated award is a firm-fixed-price purchase order on a sole source basis to Consolidated Aircraft Supply Corp. Offerors must be able to obtain the required expertise, engineering data, and OEM parts from Safran Electrical & Power, as no drawings or specifications are available. Only quotations with shipping terms of F.O.B. Destination or F.O.B. Origin will be accepted. All responsible sources may submit a quotation for consideration.