Used and remanufactured engines that fit the 2021 Lincoln Navigator. Each unit below is matched to this vehicle, warranty-backed, and shipped with freight quoted at checkout from Ironclad.
Rule of thumb: a engine replacement is usually worth it when the installed cost stays under 45% of what the 2021 Lincoln Navigator is worth — most units below beat that comfortably.
As a general rule of thumb, an engine replacement on a 2021 Lincoln Navigator (full-size suv segment, vehicle value roughly $18,742–$23,854) is usually worth it when the installed cost stays under about $9,584 — roughly 45% of what the vehicle is worth.
Based on vendor-verified fitment data across 29 listed engines, remanufactured and new engines for this model cover the 1998–2021 model years. Always confirm your exact VIN or engine/transmission code before ordering, since fitment can vary by submodel or engine.
