CHEVY LS3 6.2L V8 700HP/800HP Complete Crate Engine

Unleash Extreme LS3 Performance

If you’re searching for a Chevy LS3 6.2L V8 700HP crate engine or an 800HP LS3 crate engine, you’ve found one of the ultimate performance packages available. Built using premium-quality components and precision machining, this complete LS3 crate engine delivers outstanding power for enthusiasts who demand uncompromising performance.

Designed for street machines, drag cars, pro-touring builds, hot rods, muscle cars, and custom truck projects, this engine combines the legendary reliability of the GM LS platform with race-proven performance components capable of producing between 700 and 800 horsepower, depending on your selected configuration.

Every engine is professionally assembled using high-performance parts to ensure maximum durability, exceptional throttle response, and impressive horsepower potential.

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LS3 6.2L Engine Specifications

Built on the proven LS3 platform, this performance crate engine is engineered to handle high horsepower while maintaining excellent reliability.

Engine Specifications

• Engine Platform: GM LS3 Gen IV
• Displacement: 6.2L (376 Cubic Inches)
• Horsepower: 700HP or 800HP Configuration
• Block Material: Aluminum
• Cylinder Heads: High-Flow Performance Aluminum Heads
• Rotating Assembly: Fully Forged
• Crankshaft: Forged Steel
• Connecting Rods: Forged H-Beam
• Pistons: Forged Aluminum
• Camshaft: Custom Performance Hydraulic Roller
• Valve Train: Performance Upgraded Components
• Compression Ratio: Performance Application Dependent
• Fuel System: Electronic Fuel Injection
• Balance: Internal

Each engine is built with premium components designed to withstand aggressive driving and high-performance applications.

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Engine Features

Our LS3 700HP/800HP crate engine includes premium components selected for strength, reliability, and maximum performance.

Standard Features

• Aluminum LS3 Performance Block
• Forged Steel Crankshaft
• Forged Connecting Rods
• Forged Performance Pistons
• Custom Hydraulic Roller Camshaft
• High-Flow Aluminum Cylinder Heads
• Performance Valve Springs
• Chromoly Pushrods
• Roller Rocker Arms
• High-Performance Timing Set
• Heavy-Duty Oil Pump
• Electronic Fuel Injection Compatibility
• Precision Engine Assembly

Every engine is carefully assembled to provide dependable high-performance operation.

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Built for Serious Performance

Whether you choose the 700HP or 800HP configuration, this LS3 crate engine delivers impressive acceleration, outstanding throttle response, and exceptional power throughout the RPM range.

Ideal for:

• Street Performance Builds
• Drag Racing
• Pro Touring Cars
• Restomods
• Muscle Cars
• Hot Rods
• Custom Trucks
• Track Day Vehicles
• Weekend Performance Cars

The lightweight aluminum LS3 design also improves vehicle balance compared to traditional big-block engines.

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Compatible Applications

This LS3 crate engine is an excellent choice for:

• Chevrolet Camaro
• Chevrolet Chevelle
• Chevrolet Nova
• Chevrolet C10
• Chevrolet El Camino
• Chevrolet Corvette
• Pontiac GTO
• Pontiac Firebird
• GMC Trucks
• Classic Muscle Cars
• Street Rods
• Custom Performance Vehicles

Our team can also help you select compatible engine mounts, oil pans, headers, accessory drives, wiring harnesses, ECUs, and transmissions.

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Available Engine Options

Customize your LS3 crate engine to match your build.

Available options include:

• Dyno Testing
• Custom Engine Paint
• Front Accessory Drive Systems
• Serpentine Pulley Kits
• Engine Wiring Harness
• Standalone ECU Packages
• High-Performance Fuel System Components
• T56 Manual Transmission Packages
• 4L80E Automatic Transmission Packages
• 6L80 Automatic Transmission Packages

We can help configure a complete turnkey powertrain package for your project.

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Why Choose an LS3 Crate Engine?

The LS3 platform continues to be one of the most popular performance engines because of its:

• Lightweight Aluminum Construction
• Excellent Horsepower Potential
• Proven GM Reliability
• Huge Aftermarket Support
• Compact Dimensions
• Easy LS Swap Compatibility
• Affordable Maintenance
• Outstanding Performance Per Dollar

Whether you’re building a street cruiser or a dedicated race car, the LS3 offers unmatched versatility.

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Why Buy From Power Crate Engines?

Power Crate Engines specializes in premium crate engines, performance engines, and complete drivetrain solutions.

When you purchase from us, you’ll receive:

• Professionally Built Performance Engines
• Premium Internal Components
• Expert Technical Support
• Competitive Pricing
• Nationwide Shipping
• Performance Upgrade Assistance
• Excellent Customer Service
• Quality You Can Trust

We are committed to helping enthusiasts build reliable, high-performance vehicles.

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Frequently Asked Questions

How much horsepower does this LS3 crate engine produce?

This engine is available in 700HP and 800HP configurations depending on your selected build.

Is this engine ready to install?

Yes. This complete crate engine arrives professionally assembled and ready for installation with the appropriate supporting components.

Can this engine be used for an LS swap?

Absolutely. The LS3 is one of the most popular engines for LS swap projects due to its compact design and extensive aftermarket support.

Is this engine suitable for forced induction?

Yes. Built with forged internal components, this engine is designed to support high-performance applications, including supercharged and turbocharged setups where applicable.

Do you offer complete engine and transmission packages?

Yes. Power Crate Engines can supply compatible manual and automatic transmission packages along with accessory drive systems and wiring solutions.

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Order Your Chevy LS3 700HP or 800HP Complete Crate Engine Today

Upgrade your project with the Chevy LS3 6.2L V8 700HP/800HP Complete Crate Engine from Power Crate Engines. Built with premium forged components and engineered for exceptional performance, this engine delivers the power, reliability, and versatility needed for today’s most demanding street and racing applications.