Jeep 4.7 High Output Engine Specs
The Jeep 4.7 High Output engine is a powerful V8 engine that has been a popular choice among off-road enthusiasts and those seeking robust performance in their vehicles. This engine is known for its durability and capability, making it a staple in various Jeep models, particularly in the Grand Cherokee and the Wrangler.
Engine Specifications
The following table outlines the key specifications of the Jeep 4.7 High Output engine:
| Specification | Details |
|---|---|
| Engine Type | V8 |
| Displacement | 4.7 liters (287 cubic inches) |
| Bore x Stroke | 3.66 in x 3.40 in (93 mm x 86 mm) |
| Compression Ratio | 9.5:1 |
| Horsepower | 305 hp @ 5,200 RPM |
| Torque | 330 lb-ft @ 3,800 RPM |
| Fuel System | Multi-Point Fuel Injection |
| Ignition System | Distributor-less Ignition System (DIS) |
| Fuel Type | Regular Unleaded (87 octane) |
| Max Engine Speed | 6,000 RPM |
Engine Configuration
The Jeep 4.7 High Output engine features a V8 configuration, which is known for providing a balance of power and efficiency. This engine is designed to deliver strong performance both on and off the road.
Key Features of the Engine Configuration
-V8 Layout: The V8 configuration allows for a smoother operation and more power delivery compared to inline engines.
-Aluminum Alloy Construction: The engine block is made from aluminum alloy, contributing to weight reduction and improved fuel efficiency.
-DOHC Design: The Dual Overhead Camshaft (DOHC) design enhances airflow and allows for better performance at higher RPMs.
-Variable Valve Timing: This feature optimizes engine performance across different RPM ranges, improving both power and efficiency.
Engine Oil Specs & Service Intervals
Proper maintenance of the Jeep 4.7 High Output engine includes regular oil changes and the use of the correct engine oil. This ensures optimal performance and longevity of the engine.
Engine Oil Specifications
The following table summarizes the recommended engine oil specifications for the Jeep 4.7 High Output engine:
| Specification | Details |
|---|---|
| Oil Type | Synthetic or Conventional |
| Viscosity | 5W-30 |
| Oil Capacity (with filter) | 6 quarts (5.7 liters) |
| Oil Filter | Chrysler part number 5038049AA |
Service Intervals
Regular maintenance is crucial for the longevity of the Jeep 4.7 High Output engine. The following guidelines can help ensure that the engine remains in top condition:
-Oil Change Interval:
– Every 3,000 to 5,000 miles (4,800 to 8,000 kilometers) for conventional oil.
– Every 6,000 to 7,500 miles (9,600 to 12,000 kilometers) for synthetic oil.
-Oil Filter Change:
– Change the oil filter with every oil change to ensure that contaminants do not circulate back into the engine.
-Inspection of Engine Components:
– Regularly inspect engine belts, hoses, and other components for wear and tear.
-Coolant System Maintenance:
– Check and replace coolant as necessary to prevent overheating.
-Fuel System Cleaning:
– Consider periodic fuel system cleaning to maintain fuel efficiency and engine performance.
Conclusion
The Jeep 4.7 High Output engine is a robust and reliable powertrain that offers impressive performance for both on-road and off-road driving. Understanding its specifications, engine configuration, and maintenance requirements is essential for any Jeep owner looking to maximize the lifespan and performance of their vehicle. Regular oil changes and adherence to service intervals will ensure that this engine continues to perform at its best for years to come.
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