Description
LS427/570 V8 Crate Engine for Sale – 570HP Naturally Aspirated High-Performance Small Block
If you are searching for a high-performance V8 crate engine that delivers serious horsepower, race-proven durability, and daily drivability, the LS427/570 V8 Crate Engine is one of the most respected naturally aspirated powerplants in the LS performance lineup.
Designed for enthusiasts who demand big cubic inches and big power without forced induction, the LS427/570 produces an impressive 570 horsepower and approximately 540 lb-ft of torque, making it ideal for street builds, pro-touring cars, track machines, and high-end restorations.
This 427 cubic inch (7.0L) LS-based engine combines advanced engineering, lightweight aluminum construction, and aggressive camshaft tuning to create a responsive, high-revving V8 that delivers instant throttle response and brutal top-end power.
What Is the LS427/570 V8 Crate Engine?
The LS427/570 is a 7.0-liter naturally aspirated small block V8 built on the legendary LS architecture. It features a forged rotating assembly, CNC-ported aluminum cylinder heads, a hydraulic roller camshaft, and high-flow induction components.
Unlike supercharged or turbocharged setups, this engine delivers pure mechanical power with:
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Immediate throttle response
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Linear torque delivery
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Reliable high-RPM performance
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No boost lag
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Reduced complexity compared to forced induction systems
This makes the LS427/570 an excellent option for builders who want race-level performance with OEM-style reliability.
Key Performance Highlights
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Engine Type: 6.2L stroked to 7.0L (427 cubic inches)
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Horsepower: 570 HP
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Torque: Approx. 540 lb-ft
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Compression Ratio: 11.0:1
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Fuel System: Electronic fuel injection
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Construction: All-aluminum block and heads
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Valvetrain: Hydraulic roller camshaft
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Induction: High-flow intake manifold
This engine is designed for premium pump fuel and optimized for performance applications.
Why Choose the LS427/570 Crate Engine?
1. Massive Naturally Aspirated Power
With 570 horsepower straight from the crate, this engine offers race-ready output without the need for superchargers or turbos.
2. Lightweight Aluminum Design
The all-aluminum block and heads reduce overall vehicle weight, improving:
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Handling
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Front-end balance
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Acceleration
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Braking performance
3. Proven LS Architecture
The LS platform is known worldwide for:
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Reliability
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Aftermarket support
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Easy parts availability
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Tuning flexibility
This makes the LS427/570 one of the most builder-friendly high-performance engines available today.
4. Ideal for Restomods & Pro Touring Builds
Perfect for:
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Classic muscle car restorations
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Camaro, Corvette, Chevelle builds
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Street rods
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Track-focused builds
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Custom hot rods
LS427/570 V8 Engine Specifications
| Specification | Details |
|---|---|
| Engine Type | 90° V8 Small Block |
| Displacement | 427 cu in (7.0L) |
| Horsepower | 570 HP |
| Torque | Approx. 540 lb-ft |
| Block Material | Aluminum |
| Cylinder Heads | CNC-Ported Aluminum |
| Crankshaft | Forged Steel |
| Pistons | Forged Aluminum |
| Camshaft | Hydraulic Roller |
| Fuel Type | Premium Unleaded |
| Compression Ratio | 11.0:1 |
| Induction System | Electronic Fuel Injection |
| Recommended ECU | Standalone or OEM Compatible |
Applications & Compatibility
The LS427/570 crate engine is commonly installed in:
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Classic Chevrolet muscle cars
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Corvette performance builds
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Custom track cars
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Street & strip builds
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Pro touring conversions
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Kit cars
Thanks to LS engine mount compatibility and wide aftermarket support, installation can be straightforward with proper planning.
What’s Included With the LS427/570 Crate Engine?
Depending on configuration, the engine may include:
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Complete long block assembly
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Intake manifold
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Fuel injectors
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Coil packs
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Front accessory drive (optional)
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Oil pan
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Harmonic balancer
Transmission compatibility typically includes:
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Manual transmissions (T56 Magnum, etc.)
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Automatic transmissions (4L80E, 6L80E, etc.)
Who Should Buy the LS427/570?
This engine is best suited for:
✔ Performance enthusiasts seeking 550+ HP
✔ Builders who prefer naturally aspirated setups
✔ Track-day and weekend race drivers
✔ Restomod professionals
✔ Custom car builders
✔ High-performance street builds
If you want big cubic inch power without forced induction complexity, this engine is a top-tier option.
LS427/570 vs Other LS Engines
Compared to smaller LS variants:
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More displacement than LS3
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Higher horsepower output than standard 6.2L engines
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Stronger internal components for aggressive driving
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Better suited for high-performance builds
While forced induction engines may produce higher peak numbers, the LS427/570 provides clean, linear, and reliable power delivery that many purists prefer.
Performance Advantages
Instant Throttle Response
Naturally aspirated design eliminates turbo lag.
High-RPM Capability
Engineered for sustained performance driving.
Strong Bottom-End Torque
540 lb-ft delivers powerful acceleration throughout the rev range.
Track-Ready Durability
Forged internals provide strength under high-load conditions.
Maintenance & Reliability
With proper tuning and maintenance, the LS427/570 offers:
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Long service life
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Proven LS durability
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Wide availability of replacement parts
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Strong aftermarket tuning support
Routine maintenance includes:
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High-quality synthetic oil changes
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Premium fuel usage
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Proper ECU calibration
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Cooling system optimization
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Frequently Asked Questions (FAQ)
How much horsepower does the LS427/570 produce?
The engine produces approximately 570 horsepower.
Is the LS427/570 supercharged?
No. It is a naturally aspirated 7.0L V8.
What fuel does it require?
Premium unleaded fuel is recommended.
Can it be installed in a classic muscle car?
Yes, with proper LS swap components and mounts.
Is this engine suitable for daily driving?
Yes, when properly tuned and installed.
Order Your LS427/570 V8 Crate Engine Today
If you are ready to upgrade your build with a race-ready 427 cubic inch LS engine, the LS427/570 offers the perfect balance of power, reliability, and modern performance engineering.
Contact us today for:
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Current availability
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Shipping options
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Installation guidance
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Bulk pricing
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Export inquiries
Take your project to the next level with the LS427/570 V8 Crate Engine – 570HP of Naturally Aspirated Performance Power.

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