2002 GMC 6.0 Engine Specifications
The 2002 GMC 6.0 engine, also known as the Vortec 6000, is a robust powerplant that has been widely used in various GMC and Chevrolet trucks and SUVs. Its specifications highlight its performance capabilities and suitability for heavy-duty applications.
Engine Specifications Table
| Specification | Details |
|---|---|
| Engine Type | V8, 90-degree V configuration |
| Displacement | 6.0 liters (366 cubic inches) |
| Bore x Stroke | 101.6 mm x 92.0 mm (4.0 in x 3.62 in) |
| Compression Ratio | 9.4:1 |
| Horsepower | 300 hp @ 4,400 RPM |
| Torque | 360 lb-ft @ 4,000 RPM |
| Fuel System | Sequential fuel injection |
| Ignition System | Distributor-less ignition system (DIS) |
| Fuel Type | Regular unleaded (87 octane) |
| Max RPM | 5,600 RPM |
Engine Configuration
The 2002 GMC 6.0 engine features a V8 configuration, which is well-regarded for its balance of power and efficiency. The engine is designed to provide strong performance in both towing and hauling applications, making it a popular choice for truck enthusiasts and those needing a reliable workhorse.
Key Features of the Engine Configuration
- V8 Layout: The 90-degree V configuration allows for smooth operation and a good power-to-weight ratio.
- Aluminum Cylinder Heads: These contribute to weight savings and improved thermal efficiency.
- Cast Iron Block: Provides durability and strength, essential for heavy-duty applications.
- DOHC Design: The dual overhead cam design enhances performance and efficiency.
- Variable Valve Timing: Improves fuel efficiency and reduces emissions.
Engine Oil Specifications & Service Intervals
Proper maintenance of the 2002 GMC 6.0 engine includes adhering to specific oil specifications and service intervals. Using the right oil and maintaining regular service schedules can significantly enhance engine longevity and performance.
Engine Oil Specifications
| Specification | Details |
|---|---|
| Oil Type | Synthetic or conventional oil |
| Viscosity Rating | 5W-30 |
| API Rating | API SN or higher |
| Oil Capacity (with filter) | 6 quarts (5.7 liters) |
Recommended Service Intervals
- Change engine oil and filter every 3,000 to 5,000 miles, or every 3 to 6 months, whichever comes first.
- Inspect oil levels regularly, especially before long trips or heavy towing.
- Monitor oil condition; if it appears dark or gritty, consider changing it sooner.
- Check for any oil leaks during routine maintenance checks.
Conclusion
The 2002 GMC 6.0 engine is a well-engineered powerplant that combines performance, durability, and efficiency. Understanding its specifications, configuration, and maintenance needs is essential for owners looking to maximize their vehicle’s capabilities. Regular oil changes and adherence to service intervals will ensure that this engine continues to perform reliably for years to come.
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