Product Description: 2001-2003 Chevy 5.7L V8 LS1 Engine Dropout Swap w/ Accessories
Unleash the Heart of a Legend. Your Ultimate Swap Solution Starts Here.
You’re not just buying an engine; you’re acquiring a modern automotive icon. This isn’t just horsepower—it’s potential, realized. We present a complete, ready-to-drop 2001-2003 GM Gen III 5.7L LS1 V8 engine assembly, meticulously pulled and prepared to be the cornerstone of your ultimate project.
Pulled from donor vehicles like the Chevrolet Corvette and Camaro, this LS1 represents the revolution that changed the hot rodding world forever. Its advanced all-aluminum design, efficient coil-near-plug ignition, and legendary power-to-weight ratio make it the undisputed champion of engine swaps.
This Isn’t Just a Long Block. It’s a Complete Turn-Key Solution.
We save you the time, hassle, and cost of sourcing parts individually. This complete “dropout” or “crate” assembly comes fully dressed with all the essential accessories to get you running faster.
What’s Included:
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Complete Long Block: The legendary 5.7L (346ci) LS1 aluminum V8 engine block and cylinder heads.
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Fuel System: Injectors, fuel rail, and pressure regulator.
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Ignition System: All eight coil packs and brackets.
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Air & Exhaust: Throttle Body, Mass Air Flow (MAF) Sensor, and complete exhaust manifolds.
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Crucial Front Accessories: This is where the value shines. Includes:
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Alternator
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A/C Compressor (Note: May require evacuation and recharge)
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Power Steering Pump
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All Bracketry and Tensioners
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Engine Management: Factory Engine Wiring Harness and ECU (PCM) – the brain and nervous system of your swap.
Why Choose This LS1 Powerplant for Your Project?
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Lightweight Revolution: The aluminum block sheds critical pounds over iron-block engines, drastically improving weight distribution and handling in any vehicle.
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Modern Power, Effortlessly: With approximately 315-350 horsepower from the factory, this engine provides a massive power increase for classic muscle cars, trucks, or custom rods, all with modern reliability.
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The World’s Favorite Swap: The aftermarket support for the LS platform is utterly unmatched. From mounting kits and headers to custom tuning, every possible need for your swap has already been engineered and is readily available.
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Proven Reliability: Engineered for performance and daily driving, the LS1 is known for its robust design and ability to handle significant power upgrades down the road.
Ideal For:
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Classic Muscle Car Resto-Mods (Chevelle, Nova, Camaro, Mustang)
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Lightweight Hot Rods & Street Rods
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GM Truck & SUV Powertrain Upgrades (S-10, Silverado, Tahoe)
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Kit Cars & Custom Automotive Projects
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Replacing a tired, outdated engine in any vehicle
Order With Confidence.
Every engine is compression tested and visually inspected for obvious signs of health before removal. We ensure you receive a complete, unmolested assembly exactly as described.
Ready to Transform Your Project?
Stop dreaming about the build and start the revolution under your hood. Add this complete LS1 dropout assembly to your cart today and ignite your drive.
Disclaimer: Engine is sold as a used assembly. Mileage may vary. We highly recommend a full gasket set refresh and thorough inspection by a qualified mechanic before installation. Specific fitment, wiring integration, and emissions compliance are the responsibility of the installer.





