The Department of Defense, through the Naval Air Systems Command (NAVAIR), intends to award a delivery order to Bell Boeing for the redesign of Engine Air Particle Separator (EAPS) Blowers and Inlet Guide Vanes (IGVs) for the V-22 Osprey aircraft. This procurement aims to address safety concerns by improving the functionality and performance of the EAPS and IGVs, which currently experience stalls in critical flight areas. The contract will encompass various deliverables, including engineering change proposals, technical reports, and maintenance instructions, with a performance period set for one year during Calendar Year 2026. Interested parties may submit responses to this presolicitation notice within 15 days of publication, and inquiries can be directed to Contract Specialist Michael Lang at michael.j.lang92.civ@us.navy.mil or Contracting Officer Stacey Stone at stacey.l.stone9.civ@us.navy.mil.