Engines and Components› Engines, Blocks and Components

Chevrolet Performance

LS3 6.2L 376ci Crate Engine

$6,979.99

SKU: 19301326

In Stock
In Stock
Ships by Sep 12
Free Shipping over $200
$100 Minimum Order
30 Days Return
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Overview

The Chevrolet Performance LS3 is a 6.2L crate engine designed for various applications. It features a cast aluminum block with 6-bolt, cross-bolted main caps and L92-style port aluminum cylinder heads with 68cc chambers. The engine includes a nodular iron crankshaft, powdered metal connecting rods, and hypereutectic aluminum pistons.

This engine is equipped with a hydraulic roller camshaft and investment-cast, roller trunnion rocker arms. It has a bore of 4.065 inches and a stroke of 3.622 inches, with a compression ratio of 10.7:1. It is recommended to use premium pump fuel and features a 58x reluctor wheel.
Show original supplier description
The Chevrolet Performance LS3 6.2L crate engine delivers robust performance for your project vehicle. This fully assembled engine is part of the renowned Chevy LS crate engine family, offering a displacement of 376 cubic inches (6.2L). Engineered for power, it features a hydraulic roller camshaft and aluminum L92-style cylinder heads with 68cc chambers. The bore and stroke measure 4.065 x 3.622 inches, contributing to its 10.7:1 compression ratio. This LS3 variant is rated for a maximum RPM of 6600, designed to withstand demanding performance use. This crate engine is a significant upgrade for enthusiasts seeking enhanced power and reliability. It provides a solid foundation for various build types, from street rods to muscle cars, offering the proven performance and engineering expected from Chevrolet Performance.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

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Specifications

BrandChevrolet Performance
Part Number19301326
CategoryEngines and Components

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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