The Illinois Department of Transportation is seeking Vendor(s) who are authorized to perform repairs, maintenance, and overhauls for Continental Motor Inc. Aircraft Engines. The Agency currently operates three (3) aircraft with Continental Motors Inc. engines. The aircraft engines include Continental IO-520-L51, Continental IO-520-F48B, and Continental O-470-U-18B. Qualified Vendors must possess and maintain a current Federal Aviation Administration Certified Repair Station Certificate or Manufacturer Maintenance and Repair Certificate. The Agency anticipates making multiple awards to a primary and secondary. The responsible and responsive vendor with the lowest price will be awarded a contract as the primary vendor; the responsible and responsive vendor with the second lowest price will be awarded a contract as the secondary vendor. Work will be performed under any secondary vendor contract when the condition occurs that the primary vendor is not able to supply a requested resource. This procurement does not contain a BEP goal.