Used and remanufactured engines that fit the 2021 Mazda Miata. Each unit below is matched to this vehicle, warranty-backed, and shipped with freight quoted at checkout from EP Engines.
Rule of thumb: a engine replacement is usually worth it when the installed cost stays under 50% of what the 2021 Mazda Miata is worth — most units below beat that comfortably.
As a general rule of thumb, an engine replacement on a 2021 Mazda Miata (mid-size sedan segment, vehicle value roughly $10,152–$12,920) is usually worth it when the installed cost stays under about $5,768 — roughly 50% of what the vehicle is worth.
