Chevy 454 LS6 Engine Specs

The Chevy 454 LS6 engine is a legendary powerhouse that has left a lasting impression on automotive enthusiasts. With its impressive performance and robust design, this engine has become a favorite among those seeking power and reliability. In this article, we will delve into the engine’s specifications, configuration, and oil service intervals.

Engine Configuration

The Chevy 454 LS6 engine is a V8 engine that belongs to the Big Block family. It features a displacement of 454 cubic inches (7.4 liters), making it one of the largest engines ever produced by Chevrolet. This engine is known for its high torque output, making it ideal for heavy-duty applications.

The LS6 engine utilizes an overhead valve (OHV) design, with two valves per cylinder. It features a cast-iron block and cylinder heads, providing durability and strength. The engine also incorporates a forged steel crankshaft and connecting rods, ensuring its ability to handle high levels of power and stress.

Engine Oil Specs & Service Intervals

To keep the Chevy 454 LS6 engine running smoothly and efficiently, it is crucial to follow the recommended oil specifications and service intervals. Here are the details you need to know:

Oil Type: The LS6 engine requires high-quality engine oil that meets the API (American Petroleum Institute) specification of SN or higher. It is recommended to use a synthetic blend or full synthetic oil for optimal performance and protection.

Oil Capacity: The engine has an oil capacity of approximately 5 quarts (4.7 liters) when equipped with a standard oil filter. However, it is always advisable to consult the owner’s manual or service guide for the specific oil capacity of your vehicle, as it may vary depending on the model year and optional equipment.

Service Intervals: Regular oil changes are essential to maintain the longevity and performance of the LS6 engine. It is generally recommended to change the engine oil and filter every 3,000 to 5,000 miles (4,800 to 8,000 kilometers) or every 3 to 6 months, whichever comes first. However, it is important to note that service intervals may vary based on driving conditions and the manufacturer’s recommendations.

To ensure proper lubrication and protection, it is crucial to use a high-quality oil filter that meets the engine’s specifications. Additionally, always adhere to the recommended oil viscosity grade mentioned in the owner’s manual or service guide.

Detailed Engine Specifications

For a comprehensive understanding of the Chevy 454 LS6 engine’s specifications, refer to the following chart:

Engine Specifications Values
Engine Type V8
Displacement 454 cubic inches (7.4 liters)
Valvetrain Overhead Valve (OHV)
Number of Valves 2 per cylinder
Block Material Cast Iron
Cylinder Head Material Cast Iron
Crankshaft Material Forged Steel
Connecting Rod Material Forged Steel

With its impressive specifications and robust design, the Chevy 454 LS6 engine continues to be revered by automotive enthusiasts. By adhering to the recommended oil specifications and service intervals, you can ensure the longevity and performance of this iconic engine. Remember to consult the owner’s manual or service guide for specific details related to your vehicle’s model year and options.

Categories: 7.4Chevrolet

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