Is it worth repairing or replacing the engine on a 2010 Mazda 3?

As a general rule of thumb, an engine replacement on a 2010 Mazda 3 (mid-size sedan segment, vehicle value roughly $2,500–$3,000) is usually worth it when the installed cost stays under about $1,250 — roughly 50% of what the vehicle is worth.

What years of Mazda 3 does an remanufactured or new engine fit?

Based on vendor-verified fitment data across 6 listed engines, remanufactured and new engines for this model cover the 2004–2014 model years. Always confirm your exact VIN or engine/transmission code before ordering, since fitment can vary by submodel or engine.

2010 Mazda 3 Engines

Remanufactured engines that fit the 2010 Mazda 3. Each unit below is matched to this vehicle, warranty-backed, and shipped with freight quoted at checkout from Peak Powertrain.

Available Engines (3)

MAZDA 2.0 06-13 FED ENGINE
Price
$4,280.26
Engine:
2.0L
Condition:
remanufactured
Used Engine
Price
$1,213.00
Engine:
2.0L
Mileage:
143,758
Condition:
used
Used Engine
Price
$850.00
Engine:
2.5L
Mileage:
162,882
Condition:
used

Other Mazda 3 Years

2025(16)
2024(34)
2023(39)
2022(48)
2021(65)
2020(8)
2019(14)
2018(21)
2017(9)
2016(11)
2015(16)
2014(15)
2013(25)
2012(32)
2011(24)
2010(32)
2009

2010 Mazda 3 Engines

Available Engines (3)

MAZDA 2.0 06-13 FED ENGINE

Used Engine

Used Engine

Other Mazda 3 Years

2010 Mazda 3 Engine Market Context

Is replacing the engine worth it?

Frequently Asked Questions