Used Chevy Engines for Sale — Grade A
Moon Auto Parts is one of the most trusted sources for buying used Chevy engines in the United States. Stocking replacement units for every major Chevrolet model, like Silverado, Equinox, Malibu, Camaro, Traverse, Tahoe, Suburban, Colorado, Corvette, Impala, Blazer, Sonic, Cruze, and Spark. Every used Chevy engine in our inventory is sourced from our network of 5,000+ verified salvage yards, compression-tested by certified technicians.
Chevy Engine Families — 5.3L EcoTec3 V8, 2.5L Ecotec & LS Performance
5.3L EcoTec3 V8 - L83 and L84: The 5.3L EcoTec3 V8 is our single highest-demand Chevy engine category and the most popular engine in America's best-selling truck. The L83 and L84 variants power the Silverado 1500, Tahoe, Suburban, and Colorado in rear-wheel drive and 4WD configurations, producing 355 horsepower with GM's Active Fuel Management and variable valve timing. A used Chevy Silverado engine from our 5.3L inventory covers all model years from 2014 onward with documented low mileage. When sourcing a 5.3L EcoTec3, our team specifically identifies pre-AFM delete or post-recall units where applicable, addressing the documented AFM lifter failure issue that affects a segment of 2014 to 2021 production.
2.5L Ecotec Inline-Four - LKW: The 2.5L LKW four-cylinder is the most widely fitted engine across Chevrolet's crossover and sedan lineup, powering the Equinox, Malibu, Colorado, and Traverse base configurations. Producing 197 horsepower, it is a proven, straightforward unit with strong low-mileage used availability. A used Chevy Equinox engine from our 2.5L inventory is one of our most consistently stocked categories.
3.6L V6 — LFX and LGX: The 3.6L V6 powers the Camaro V6, Traverse, Blazer, Colorado V6, and Impala. The LFX produces 323 horsepower and runs through 2015, while the LGX update introduced in 2016 produces 335 horsepower with improved direct injection calibration.
LS and LT Performance V8 Corvette and Camaro: For performance applications, we source the LS3 6.2L V8 (Corvette C6, Camaro SS), the LT1 6.2L V8 (Corvette C7, Camaro SS gen 2), and the supercharged LT4 6.2L V8 (Camaro ZL1, Corvette Z06) from verified low-mileage performance donors. These are the most sought-after Chevy EcoTec3 and LS engine for sale units in our catalog.
Buy a Low-Mileage Chevy Engine Online — VIN Verified & Warranted
Chevy engine replacement requires accurate specification matching, particularly for Silverado applications where the 5.3L L83 and L84 differ in AFM configuration and for California-spec emissions variants that differ from Federal-spec units in sensor and catalyst configuration. When you buy a used Chevy engine online from Moon Auto Parts, every order includes a full VIN-based compatibility check confirming the exact engine code, AFM status, emissions specification, and transmission compatibility before shipment.
Every low-mileage Chevy engine we stock is mileage-documented from verified donor records. Every Chevy engine with warranty includes our full 4-year / 40,000-mile coverage at no extra charge. Also need a transmission? Browse our used Chevy transmissions. Call (888) 777-0769 Monday through Friday, 9 AM to 7 PM CST.
