6.2L LS3 Engine 6L80 Automatic Transmission Drivetrain Pullout 450HP

6.2L LS3 Engine 6L80 Automatic Transmission Drivetrain Overview

The 6.2L LS3 Engine with 6L80 Automatic Transmission Drivetrain Pullout delivers one of the most desirable combinations in the GM LS performance world. Combining the proven power of the LS3 6.2L V8 with the advanced technology of the 6L80 six-speed automatic transmission, this drivetrain package provides outstanding performance, reliability, and everyday drivability.

The LS3 has earned its reputation as one of GM’s most popular naturally aspirated performance engines, offering excellent horsepower, strong aftermarket support, and a lightweight aluminum design. Paired with the 6L80 automatic transmission, this package delivers quick acceleration, smooth cruising, and the durability required for both street and performance applications.

Producing approximately 450 horsepower, this drivetrain is an ideal solution for enthusiasts looking to upgrade their vehicle with modern GM performance technology.

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LS3 6.2L Engine Specifications

The LS3 engine is part of GM’s Gen IV LS engine family and is recognized worldwide for its excellent balance of performance, reliability, and upgrade potential.

Engine Specifications

• Engine Type: GM Gen IV LS-Series Small-Block V8
• Displacement: 6.2L (376 Cubic Inches)
• Horsepower: Approximately 450 HP
• Torque: Approximately 430 lb-ft
• Block Material: Aluminum
• Cylinder Heads: Aluminum High-Flow Design
• Fuel System: Electronic Fuel Injection
• Camshaft Type: Hydraulic Roller
• Compression Ratio: Approximately 10.7:1
• Ignition System: Coil-on-Plug
• Reluctor Wheel: 58X
• Balance: Internal

The LS3’s high-flow cylinder heads, strong bottom end, and efficient design make it an excellent foundation for both street and high-performance builds.

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6L80 Automatic Transmission Overview

The included 6L80 automatic transmission provides the perfect match for the LS3 engine, offering modern performance, improved efficiency, and smooth operation.

Designed by General Motors for high-output vehicles, the 6L80 features advanced electronic controls and additional gear ratios compared to older transmissions.

6L80 Transmission Features

• 6-Speed Automatic Transmission
• Electronically Controlled Shifting
• High Torque Capacity
• Improved Fuel Economy
• Multiple Overdrive Gears
• Smooth Highway Cruising
• Strong Performance Capability

The 6L80 is a popular choice among LS swap builders because it offers excellent drivability while handling increased horsepower levels.

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Complete LS3 6L80 Drivetrain Pullout Package

A complete drivetrain pullout provides the advantage of having a matched engine and transmission combination, making installation easier and reducing compatibility issues.

Depending on availability, the package may include:

• LS3 6.2L Engine Assembly
• 6L80 Automatic Transmission
• Intake Manifold
• Throttle Body
• Fuel Injectors
• Coil Packs
• Engine Sensors
• Wiring Harness
• ECU Components
• Starter Motor
• Alternator
• Front Accessory Drive
• Flexplate

Please contact Power Crate Engines to confirm the exact components included with this drivetrain package.

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Benefits of Choosing an LS3 6L80 Drivetrain

This combination is popular among performance enthusiasts because it offers:

• Modern GM fuel-injected V8 performance
• Excellent horsepower capability
• Smooth automatic shifting
• Factory reliability
• Strong aftermarket support
• Easy swap compatibility
• Comfortable street driving

The LS3 and 6L80 combination provides the perfect balance between performance and everyday usability.

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Ideal Applications for LS3 6L80 Swaps

This drivetrain package is an excellent choice for:

• Chevrolet Camaro builds
• Chevrolet Chevelle restorations
• Chevrolet Nova projects
• Chevrolet C10 trucks
• Chevrolet Silverado upgrades
• GMC Sierra builds
• Pontiac GTO conversions
• Pontiac Firebird projects
• Classic muscle cars
• Restomod vehicles
• Street rods
• Pro-touring builds
• Custom performance vehicles

The LS3’s compact size and aluminum construction make it one of the easiest modern V8 engines to integrate into classic vehicles.

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LS3 Performance Upgrade Potential

The LS3 platform provides excellent opportunities for additional horsepower upgrades.

Popular modifications include:

• Performance camshaft upgrades
• Long tube headers
• Cold air intake systems
• Cylinder head upgrades
• Valve train improvements
• Custom tuning
• Supercharger systems
• Turbocharger kits

The LS3 is capable of supporting substantial horsepower increases while maintaining reliability with proper upgrades and tuning.

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Why Buy From Power Crate Engines?

At Power Crate Engines, we specialize in supplying quality performance engines and drivetrain packages for enthusiasts, builders, and automotive professionals.

When you choose Power Crate Engines, you receive:

• Quality inspected drivetrain packages
• Performance engine expertise
• Competitive pricing
• Nationwide shipping options
• Support selecting the correct drivetrain
• LS swap assistance
• Reliable customer service

Our team helps customers find the right engine and transmission combination for their specific build goals.

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Frequently Asked Questions

How much horsepower does this LS3 drivetrain produce?

This LS3 engine package produces approximately 450 horsepower depending on application and calibration.

Is the 6L80 transmission good for LS swaps?

Yes. The 6L80 is one of the most popular automatic transmissions for LS swaps because of its strength, six-speed design, and excellent drivability.

Does this package include both the engine and transmission?

Yes. This listing is for a complete LS3 engine and 6L80 automatic transmission drivetrain pullout.

Can the LS3 engine be upgraded for more horsepower?

Yes. The LS3 responds extremely well to camshaft upgrades, headers, forced induction, and tuning.

Is this drivetrain good for classic muscle cars?

Absolutely. The LS3/6L80 combination is a popular choice for restomod and pro-touring builds because it delivers modern performance with classic styling.

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Order Your LS3 6L80 Drivetrain Pullout Today

The 6.2L LS3 Engine 6L80 Automatic Transmission Drivetrain Pullout 450HP delivers the perfect combination of GM performance, modern technology, and reliable horsepower. Whether you are building a classic muscle car, completing an LS swap, or upgrading your current drivetrain, this package provides the power and drivability needed for a successful build.