Chevrolet Performance 19421057 LS3 6.2L E-Rod Emissions Engine
Chevrolet Performance 19421057 LS3 6.2L E-Rod Emissions Engine offers professional LS3 performance featuring high-flow aluminum heads and an aluminum block for reliable emissions-legal high-torque E-Rod builds.
- LS3 Displacement: 6.2L / 376 CID.
- Structural Foundation: Aluminum Engine Block material.
- Head Design: Aluminum cylinder head construction.
- Induction System: Fuel Injection intake style configuration.
- Internal Detail: Hydraulic roller OE camshaft style.
2 Years / 24,000 Miles Limited Warranty.
Description
Chevrolet Performance 19421057 LS3 6.2L E-Rod
The Chevrolet Performance 19421057 LS3 6.2L E-Rod Emissions Engine delivers a world-class sturdy engine architecture designed for modern restomods requiring California-compliant emissions and high-output performance. This 6.2L 376ci LS core features high-flow aluminum heads and a lightweight aluminum block, engineered for superior power-to-weight ratio and elite thermal control. It is an ideal performance fit for classic Camaro restomods and F-body engine conversions, providing a precision-assembled long block core that ensures your high-end project achieves a balanced combination of modern LS reliability and aggressive output.
Designing your high-output emissions-legal swap is streamlined by this fully dressed assembly, which arrives with a complete fuel injection system, throttle body, and engine controller. The 19421057 configuration provides a rugged mechanical centerpiece with a 10.7:1 compression ratio and internal balance, ensuring vibration-free power delivery across the RPM range. Backed by a 2 Years / 24,000 Miles Limited Warranty, this assembly represents the pinnacle of Chevrolet Performance industrial standards, offering the technical reliability and structural durability needed for builders who require authentic components and a streamlined installation process for high-end restorations.
Key Features of Chevrolet Performance 19421057
- 6.2L 376ci LS displacement delivering iconic high-output performance.
- Lightweight aluminum engine block and heads for superior handling.
- California-compliant E-Rod emissions package with ECU and harness.
- Hydraulic roller camshaft ensures smooth and stable valvetrain operation.
- Internal engine balance ensures vibration-free power delivery.
- Modern one-piece rear main seal prevents common LS fluid leaks.
- Standard 2 Years / 24,000 Miles professional warranty included.
19421057 Include:
- Intake Manifold
- Throttle Body
- Oil Pan
- Valve Covers
- Timing Cover
- Water Pump
- Harmonic Balancer
- Air Cleaner
- Spark Plugs
- Spark Plug Wires
- Computer
- Wiring Harness
Chevrolet Performance LS3 6.2L E-Rod Long Block Crate Engines 19421057 Specs
| Brand | Chevrolet Performance |
| Engine Model | 19421057 |
| Part Type | Crate Engines |
| Product Line | Chevrolet Performance LS3 6.2L E-Rod Long Block Crate Engines |
| Crate Engine Family | Chevy LS |
| Actual Engine Displacement | 6.2L/376 |
| Crate Engine Cylinder Head Material | Aluminum |
| Engine Block Material | Aluminum |
| Advertised Compression Ratio | 10.7:1 |
| Assembled | Yes |
| Engine Balance | Internal |
| Cam Style | Hydraulic roller, OE roller |
| Rear Main Seal Style | 1-piece |
| Intake Manifold Included | Yes |
| Intake Manifold Style | Fuel Injection |
| Cylinder Heads Included | Yes |
| Carburetor Included | No |
| Throttle Body Included | Yes |
| Distributor Included | No |
| Oil Pan Included | Yes |
| Valve Covers Included | Yes |
| Timing Cover Included | Yes |
| Water Pump Included | Yes |
| Harmonic Balancer Included | Yes |
| Flexplate Included | No |
| Flywheel Included | No |
| Air Cleaner Included | Yes |
| Spark Plugs Included | Yes |
| Spark Plug Wires Included | Yes |
| Computer Included | Yes |
| Wiring Harness Included | Yes |
| Supercharger Included | No |
| Warranty Info | 2 Years / 24,000 Miles Limited Warranty |
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