Kia Used Engines

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Kia Used Engines

Quality-tested, low-mileage Kia engines — Theta II, Gamma, Lambda and Nu families. Inspected, compression-tested, and ready to ship with a warranty.

5 min
Quote Turnaround
150+
Partner Facilities
Tested
Compression Checked
Warranty
Included

Kia Engines: Modern, Efficient, and Widely Cross-Compatible

Kia and Hyundai share the same parent group, which means Kia engines are some of the most cross-compatible powerplants on the road. The same engine family that sits in a Kia Optima will very often bolt into a Hyundai Sonata, and vice versa — a huge advantage when sourcing a replacement. Kia's modern lineup is built around four core families: the Theta II four-cylinder, the Gamma small-displacement four, the Lambda V6, and the Nu mid-size four.

Because these engines were produced in enormous volume across both brands and multiple model years, finding a sound used unit with verified mileage is realistic and affordable. Every Kia engine we list is drained, inspected, and compression-tested before it ships.

Why Kia Engines Earn Their Reputation

Theta II 2.4L & 2.0L

The workhorse four-cylinder behind the Optima, Sorento, Sportage and Forte. The 2.4L GDI delivers strong mid-range torque; the 2.0L turbo variant adds boost for the SX trims.

Cross-compatible: Hyundai Sonata, Santa Fe, Tucson — same Theta II architecture.

Lambda 3.3L & 3.8L V6

A smooth, durable V6 found in the Sorento, Sedona, Cadenza and the Telluride. Known for refined power delivery and a long service life when maintained.

Cross-compatible: Hyundai Santa Fe, Palisade, Genesis — shared Lambda V6.

Gamma 1.6L

The efficient small four powering the Rio, Soul and base Forte. Available in MPI and GDI/turbo forms, it's prized for excellent fuel economy.

Cross-compatible: Hyundai Accent, Veloster, Elantra — same Gamma family.

Nu 2.0L

A balanced mid-size four used in the Forte, Soul and Sportage. Designed for a blend of economy and everyday drivability.

Cross-compatible: Hyundai Elantra, Tucson, Kona — shared Nu engine.

🔎  Match Your Engine by VIN

The 8th character of your Kia VIN identifies the engine code. Share your VIN when you contact us and our team will confirm the exact match — displacement, generation, and variant — before anything ships. No guesswork.

Available Kia Engines

Browse our in-stock inventory below — more units available than shown.

Can't See Your Kia Engine?

Our website shows only a fraction of what we have. With 150+ partnered facilities nationwide, we'll get you 3-4 price & mileage options within 5 minutes — that's our promise.

Share your year, model & VIN and we'll do the rest.

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Showing 12 of 26 units
2021 Kia Stinger Used Engine (3.3L, VIN C, 8th digit)Engine

2021 Kia Stinger Used Engine (3.3L, VIN C, 8th digit)

From $4,9995 in stock
2017 Kia Niro Used Engine (1.6L, VIN C, 8th digit), gasolineEngine

2017 Kia Niro Used Engine (1.6L, VIN C, 8th digit), gasoline

From $1,6999 in stock
2013 Kia Optima Used Engine 2.0L (VIN 6, 8th digit, turbo)Engine

2013 Kia Optima Used Engine 2.0L (VIN 6, 8th digit, turbo)

From $2,6998 in stock
2011 Kia Optima Used Engine 2.4L, VIN 7 (8th digit), Federal emissions, LEV 2Engine

2011 Kia Optima Used Engine 2.4L, VIN 7 (8th digit), Federal emissions, LEV 2

From $2,1996 in stock
2014 Kia Optima Used Engine 2.4L, VIN 7 (8th digit), Federal emissionsEngine

2014 Kia Optima Used Engine 2.4L, VIN 7 (8th digit), Federal emissions

From $2,1498 in stock
2018 Kia Stinger Used Engine 3.3L, Rear Wheel DriveEngine

2018 Kia Stinger Used Engine 3.3L, Rear Wheel Drive

From $2,9496 in stock
2015 Kia Optima Used Engine 2.4L, VIN 7 (8th digit), Federal emissionsEngine

2015 Kia Optima Used Engine 2.4L, VIN 7 (8th digit), Federal emissions

From $1,8999 in stock
2015 Kia K900 Used Engine 5.0L (VIN 4, 8th digit)Engine

2015 Kia K900 Used Engine 5.0L (VIN 4, 8th digit)

From $3,3499 in stock
2013 Kia Soul Used Engine 2.0L (VIN 6, 8th digit), automatic engine stop and start (ISG, AT only)Engine

2013 Kia Soul Used Engine 2.0L (VIN 6, 8th digit), automatic engine stop and start (ISG, AT only)

From $2,8998 in stock
2014 Kia Optima Used Engine 2.4L, VIN 7 (8th digit), Canada emissionsEngine

2014 Kia Optima Used Engine 2.4L, VIN 7 (8th digit), Canada emissions

From $2,4996 in stock
2012 Kia Optima Used Engine 2.4L, VIN D (8th digit, hybrid), electricEngine

2012 Kia Optima Used Engine 2.4L, VIN D (8th digit, hybrid), electric

From $8997 in stock
2009 Kia Spectra Used Engine (2.0L, DOHC), AT, Federal emissions (VIN 1, 8th digit)Engine

2009 Kia Spectra Used Engine (2.0L, DOHC), AT, Federal emissions (VIN 1, 8th digit)

From $1,0999 in stock