2012 Jeep Grand Cherokee Engine Specs
The 2012 Jeep Grand Cherokee is known for its robust performance and versatility, making it a popular choice among SUV enthusiasts. It offers a range of engine options that cater to different driving needs and preferences. Below is a detailed overview of the engine specifications for the 2012 Jeep Grand Cherokee.
Engine Options Overview
The 2012 Jeep Grand Cherokee comes with three engine options:
| Engine Type | Displacement | Horsepower | Torque | Fuel Type |
|---|---|---|---|---|
| 3.6L Pentastar V6 | 3.6 liters | 290 hp | 260 lb-ft | Regular unleaded |
| 5.7L HEMI V8 | 5.7 liters | 360 hp | 390 lb-ft | Regular unleaded |
| 6.4L HEMI V8 (SRT8) | 6.4 liters | 470 hp | 465 lb-ft | Premium unleaded |
Engine Configuration
The engine configuration of the 2012 Jeep Grand Cherokee varies depending on the chosen engine type. Each engine is designed to deliver a unique blend of power, efficiency, and performance.
3.6L Pentastar V6 Engine
-Configuration: V6
-Valvetrain: DOHC, 24 valves
-Fuel Delivery: Sequential multi-port fuel injection
-Bore x Stroke: 3.66 in x 3.58 in
-Compression Ratio: 10.2:1
The 3.6L Pentastar V6 engine is designed for those who prioritize fuel efficiency without sacrificing performance. It provides a smooth driving experience and is suitable for everyday use.
5.7L HEMI V8 Engine
-Configuration: V8
-Valvetrain: OHV, 16 valves
-Fuel Delivery: Sequential multi-port fuel injection
-Bore x Stroke: 3.92 in x 3.58 in
-Compression Ratio: 10.5:1
The 5.7L HEMI V8 engine offers a significant boost in power and torque, making it ideal for towing and off-road adventures. This engine combines performance with the practicality of regular unleaded fuel.
6.4L HEMI V8 Engine (SRT8)
-Configuration: V8
-Valvetrain: OHV, 16 valves
-Fuel Delivery: Sequential multi-port fuel injection
-Bore x Stroke: 4.09 in x 3.57 in
-Compression Ratio: 10.9:1
The 6.4L HEMI V8 engine, found in the SRT8 variant, is designed for high-performance enthusiasts. It delivers exhilarating acceleration and a thrilling driving experience, making it a standout option in the Grand Cherokee lineup.
Engine Oil Specs & Service Intervals
Proper maintenance of the engine oil is crucial for the longevity and performance of the 2012 Jeep Grand Cherokee. Understanding the oil specifications and recommended service intervals can help ensure optimal engine health.
Engine Oil Specifications
The engine oil specifications for the 2012 Jeep Grand Cherokee vary by engine type:
| Engine Type | Oil Capacity (with filter) | Recommended Oil | Oil Viscosity |
|---|---|---|---|
| 3.6L Pentastar V6 | 6 quarts | API SN or newer | 5W-20 |
| 5.7L HEMI V8 | 7 quarts | API SN or newer | 5W-20 |
| 6.4L HEMI V8 (SRT8) | 7 quarts | API SN or newer | 0W-40 |
Service Intervals
Regular oil changes are essential for maintaining engine performance. The recommended service intervals for the 2012 Jeep Grand Cherokee are as follows:
- 3.6L Pentastar V6: Change oil every 6,000 miles or 6 months, whichever comes first.
- 5.7L HEMI V8: Change oil every 6,000 miles or 6 months, whichever comes first.
- 6.4L HEMI V8 (SRT8): Change oil every 6,000 miles or 6 months, whichever comes first.
Additional Maintenance Tips
To ensure the engine remains in optimal condition, consider the following maintenance tips:
- Regularly check the oil level and top off as necessary.
- Use high-quality oil filters during oil changes.
- Monitor for any oil leaks or unusual engine noises.
- Follow the manufacturer’s recommendations for other fluid changes and maintenance tasks.
Conclusion
The 2012 Jeep Grand Cherokee offers a range of powerful engine options, each designed to meet different driving needs. Understanding the engine specifications, configurations, and oil maintenance requirements can help owners maximize the performance and longevity of their vehicle. Regular maintenance, including timely oil changes, is essential for keeping the Grand Cherokee running smoothly and efficiently. By adhering to the recommended service intervals and using the correct oil specifications, drivers can enjoy the full capabilities of their Jeep Grand Cherokee for years to come.
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