Jeep Liberty 3.7 Engine Specifications
The Jeep Liberty, particularly the model equipped with the 3.7-liter engine, has garnered attention for its robust performance and reliability. This engine, known for its versatility, is a popular choice among off-road enthusiasts and everyday drivers alike. Below is a detailed overview of the engine specifications.
| Specification | Details |
|---|---|
| Engine Type | V6 |
| Displacement | 3.7 liters (226 cubic inches) |
| Bore x Stroke | 3.66 in x 3.58 in (93 mm x 91 mm) |
| Compression Ratio | 9.6:1 |
| Horsepower | 210 hp @ 5,200 rpm |
| Torque | 235 lb-ft @ 4,000 rpm |
| Fuel System | Multi-Point Fuel Injection |
| Fuel Type | Regular unleaded |
| Max Engine Speed | 6,000 rpm |
Engine Configuration
The Jeep Liberty’s 3.7-liter engine is a V6 configuration, which provides a balanced combination of power and efficiency. This engine is designed to offer a smooth driving experience, whether on highways or rugged terrains. Below are some key aspects of its configuration:
Key Features of the Engine Configuration
- V6 Layout: The V6 configuration allows for a compact design while providing adequate power delivery.
- Aluminum Alloy Construction: The engine block is made from aluminum alloy, which helps reduce weight and improve fuel efficiency.
- DOHC Design: The Dual Overhead Camshaft (DOHC) design enhances engine performance and efficiency.
- Variable Valve Timing: This feature optimizes engine performance across different RPM ranges.
Engine Oil Specifications
Proper maintenance of the engine oil is crucial for the longevity and performance of the Jeep Liberty’s 3.7-liter engine. Below are the recommended oil specifications and service intervals.
| Specification | Details |
|---|---|
| Oil Type | SAE 5W-20 |
| Oil Capacity (with filter) | 5 quarts (4.7 liters) |
| Oil Change Interval | Every 3,000 to 5,000 miles (or every 6 months) |
| Oil Filter | Chrysler OEM or equivalent |
Service Intervals
Regular maintenance is essential to keep the Jeep Liberty running smoothly. The following service intervals are recommended for the 3.7-liter engine:
Recommended Service Intervals
- Oil Change: Every 3,000 to 5,000 miles or every 6 months, whichever comes first.
- Air Filter Replacement: Every 15,000 to 30,000 miles, depending on driving conditions.
- Fuel Filter Replacement: Every 30,000 to 50,000 miles.
- Spark Plug Replacement: Every 30,000 to 100,000 miles, depending on the type of spark plugs used.
- Transmission Fluid Change: Every 30,000 to 60,000 miles.
- Coolant Replacement: Every 5 years or 100,000 miles.
Conclusion
The Jeep Liberty’s 3.7-liter engine is a well-rounded powertrain that combines performance, reliability, and ease of maintenance. Understanding the engine specifications, configuration, oil requirements, and service intervals is essential for any Jeep Liberty owner. By adhering to these guidelines, drivers can ensure their vehicle remains in optimal condition for years to come.
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