Chevrolet Performance LS3 525 HP Long Block Crate Engines 19432629

Chevrolet Performance LS3 525 HP Long Block Crate Engine (19432629) – The Ultimate LS Power Upgrade!

Unleash track-ready performance with the Chevrolet Performance LS3 525 HP Long Block Crate Engine!

The Chevrolet Performance LS3 525 HP Long Block Crate Engine (19432629) is a high-output version of the proven LS3, featuring a hot camshaft, CNC-machined aluminum cylinder heads, and an optimized fuel injection system. This engine provides high-revving capability, aggressive throttle response, and excellent reliability, making it a perfect choice for performance enthusiasts.

A modern V8 legend ready for the street or track!

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What’s Included in the Long Block?

✅ Aluminum LS3 Engine Block – Lightweight, durable, and optimized for performance applications
✅ CNC-Machined Aluminum Cylinder Heads – Enhances airflow and combustion efficiency
✅ High-Lift Hydraulic Roller Camshaft – Delivers increased RPM range and aggressive sound
✅ Fuel Injection System with Throttle Body – Provides modern EFI drivability and efficiency
✅ Water Pump & Timing Cover – Ensures proper cooling and camshaft operation
✅ Oil Pan & Valve Covers – Protects internal components and enhances durability
✅ Harmonic Balancer – Maintains smooth engine operation at high RPMs
✅ Spark Plugs Included – Optimized for high-performance ignition

⚠️ EXCLUDES flywheel, flexplate, wiring harness, and ECU. These must be purchased separately or transferred from an existing setup.

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Technical Specifications

Built for high-revving performance, aggressive sound, and LS reliability!

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Fitment & Compatibility

✔ Direct fit for LS swaps, custom muscle cars, and high-performance vehicles
✔ Designed for modern EFI fuel systems
✔ Perfect for pro-touring, track cars, and restomod builds

Ensure proper drivetrain and ECU compatibility before ordering!

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Installation Notes & Recommendations

Professional Installation Recommended – Ensures correct fitment, tuning, and peak performance
⚙️ Requires EFI-Compatible Fuel System & ECU – Ensure your vehicle is equipped for electronic fuel injection
Premium Fuel Required – 91 octane or higher recommended for optimal performance

⚠️ Not designed for carbureted fuel systems without modifications.

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❓ Frequently Asked Questions (FAQ)

What is the horsepower and torque output of this engine?

• The LS3 525 produces 525 HP at 6,300 RPM and 486 lb-ft of torque at 4,400 RPM.

Is this engine suitable for street use?

• Yes! This engine is designed for street performance, restomods, and track cars.

Does it come with a flywheel and wiring harness?

• No, these components are NOT included. You must purchase them separately based on your setup.

Can I install this engine in a classic Chevy muscle car?

• Yes! This Chevy LS engine is an ideal upgrade for classic Camaro, Chevelle, Corvette, Nova, and other high-performance builds.

Does this engine require a specific fuel type?

• Yes, premium fuel (91 octane or higher) is recommended due to its 10.7:1 compression ratio.

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Order Your Chevrolet Performance LS3 525 HP Long Block Crate Engine Today!

Upgrade your LS swap or muscle car with the Chevrolet Performance LS3 525 HP Long Block Crate Engine!

✔ Modern LS3 Power with 525 HP & 486 lb-ft Torque
✔ Complete Assembly with EFI Intake, Throttle Body, & Accessories
✔ Ideal for Classic Chevy Restorations and High-Performance Builds
✔ Built for Maximum Power, Reliability, and Tunability

ORDER NOW & EXPERIENCE LS PERFORMANCE!