28--Department of the Interior (DOI) Office of Aviatio

The Department of the Interior (DOI) Office of Aviation is seeking a Lycoming IO-360-A1B6 factory rebuilt or new engine for use on Partnavia P-68 Aircraft. The solicitation is an invitation for bid, and the deadline for receipt of offers is January 14, 2026, at 4:00 pm ES. The period of performance is from February 1, 2026, to August 15, 2028. • The engine must be a Lycoming IO-360-A1B6 factory rebuilt or new engine. • The engine will be used on Partnavia P-68 Aircraft. • The period of performance is approximately 912 days. • The delivery date is August 15, 2028.