Find quality Kia Optima engine (also known as MOTOR, ENGINE-MOTOR) parts at unbeatable prices. Save 50-70% compared to dealership prices.
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Find quality Kia Optima engine (also known as MOTOR, ENGINE-MOTOR) parts at unbeatable prices. Save 50-70% compared to dealership prices.
SSL Secured · Your privacy matters · Read our privacy policy
Start by selecting your vehicle year
Year
Make
Model
Enter your year, make, model, and the part you need.
Browse results from thousands of sellers. Compare prices and conditions.
Click to view the listing or contact the seller directly.
Purchase from the seller with confidence. Save 50-70% on parts.
Need a Engine Kia Optima? Car Parts Finder USA searches thousands of sellers to find the best engine at the lowest prices with guaranteed fitment.

Prices vary by model year — newer vehicles typically cost more. Click any year to search current listings.
2020 Kia Optima
$425–$2,125 used
2019 Kia Optima
$425–$2,125 used
2018 Kia Optima
$350–$1,750 used
2017 Kia Optima
$350–$1,750 used
2016 Kia Optima
$350–$1,750 used
2015 Kia Optima
$350–$1,750 used
2014 Kia Optima
$350–$1,750 used
2013 Kia Optima
$275–$1,375 used
2012 Kia Optima
$275–$1,375 used
2011 Kia Optima
$275–$1,375 used
2010 Kia Optima
$275–$1,375 used
2009 Kia Optima
$275–$1,375 used
2008 Kia Optima
$275–$1,375 used
2007 Kia Optima
$275–$1,375 used
2006 Kia Optima
$275–$1,375 used
2005 Kia Optima
$275–$1,375 used
2004 Kia Optima
$275–$1,375 used
2003 Kia Optima
$275–$1,375 used
Showing 18 of 20 years. Use the year picker above to find all years.
The engine is the heart of your vehicle, converting fuel into mechanical power to move your car. Complete engine replacement may be needed due to catastrophic failure (spun bearings, cracked block, thrown rod), excessive wear (burning oil, low compression), overheating damage, or timing chain/belt failure. A quality used engine is often the most cost-effective solution to get your vehicle back on the road. The Engine (also known as MOTOR, ENGINE-MOTOR) is a critical component for your Kia Optima.
Know when your Optima engine needs replacement:
Engine replacement is a major undertaking that typically requires professional installation. The process involves: removing the old engine (4-6 hours), transferring accessories and components to the replacement engine (sensors, manifolds, alternator, AC compressor, etc.), installing the replacement engine (3-5 hours), and testing/break-in. A used engine with lower mileage than your original is a cost-effective alternative to rebuilding or buying new. Ensure the replacement engine matches your vehicle's specifications (VIN-specific is ideal).
$500-$2,500
$2,000-$5,000
$4,000-$10,000+
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