Description
If you’re searching for an LS3 Engine for a replacement, restoration, or performance project, choosing the correct engine configuration is an important first step. The GM LS3 is a 6.2-liter V8 from General Motors’ Gen IV small-block engine family. It is recognized for its compact V8 architecture, aluminum construction in the standard LS3 configuration, and potential for a wide range of automotive applications.
At Reliable Used Part, LS3 engine options are listed in the $4,500–$9,000 range. The final price depends on the particular unit and the option selected. Contact our team to confirm current availability, exact specifications, condition, included components, and delivery arrangements before placing your order.
What Is the GM LS3 Engine?
The LS3 is a 6.2L (376-cubic-inch) Gen IV small-block V8 engine. Chevrolet Performance lists a standard LS3 crate-engine configuration rated at 430 horsepower at 5,900 rpm and 425 lb-ft of torque at 4,600 rpm. These figures describe that particular manufacturer configuration; the output of an individual used engine may vary depending on its specification, condition, modifications, and supporting components.
The LS3’s V8 layout and aftermarket support make it a popular consideration for enthusiasts planning performance-oriented builds. However, an engine’s suitability depends on the vehicle, installation plan, electronics, transmission, and applicable regulations—not displacement alone.
Browse our used engine inventory or contact Reliable Used Part to ask about current LS3 Engine availability, pricing, and nationwide delivery. With the correct engine identification and a verified fitment plan, you can make a more informed decision for your replacement or performance project.
FAQs
What size is an LS3 engine?
The GM LS3 is a 6.2-liter V8 engine with a displacement of 376 cubic inches. Exact specifications should be confirmed for the particular engine assembly you intend to purchase.
Which vehicles are compatible with an LS3 engine?
Compatibility depends on the donor engine, vehicle configuration, electronics, and installation requirements. Some factory applications include the Chevrolet Corvette C6 and Chevrolet Camaro SS, but model years and engine configurations must be checked individually. Engine swaps into other vehicles may require additional components and modifications.
How much does an LS3 engine cost?
The LS3 engine listing at Reliable Used Part shows a price range of $4,500–$9,000. Confirm the price of your selected option, included components, shipping charges, and warranty terms before ordering.
Does the LS3 engine come with a warranty?
Warranty coverage depends on the specific unit and applicable sales terms. Contact Reliable Used Part to confirm the warranty duration, coverage, exclusions, and claim requirements before completing your purchase.
Can an LS3 engine be shipped anywhere in the USA?
Reliable Used Part offers nationwide USA shipping. Contact the team to confirm delivery availability, freight charges, estimated transit time, and receiving requirements for your ZIP code.
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