Chrysler Aspen 2007-2009 5.7L Engine Specifications
Explore detailed 5.7L engine specifications for the 2007-2009 Chrysler Aspen. Learn about horsepower, torque, fuel systems, and maintenance tips for optimal performance and reliability.
Overview Specifications
This document provides detailed specifications and technical information about the 5.7L engine used in the 2007-2009 Chrysler Aspen. It is designed to assist users in understanding the engine's features, performance, and maintenance requirements. The content is organized into sections for easy navigation, with subsections breaking down specific aspects of the engine. Use the search and navigation instructions to quickly find the information you need.
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Key Specifications
Displacement
5.7 liters
Horsepower
335 HP
Torque
370 lb-ft
Fuel System
Sequential multi-port injection
Fuel Type
Regular unleaded
Available Specifications
Engine Performance
This section covers the performance characteristics of the 5.7L engine, including horsepower, torque, and acceleration. It also includes details on fuel efficiency and towing capacity.
Engine Performance
This section covers the performance characteristics of the 5.7L engine, including horsepower, torque, and acceleration. It also includes details on fuel efficiency and towing capacity.
Horsepower and Torque
- 335 horsepower at 5,200 RPM
- 370 lb-ft of torque at 4,200 RPM
- Optimized for towing and heavy loads
- Variable valve timing for improved performance
Fuel Efficiency
- EPA-estimated 13 MPG city
- EPA-estimated 18 MPG highway
- Multi-displacement system for better fuel economy
- Requires regular unleaded gasoline
Engine Design
This section provides an overview of the 5.7L engine's design, including its construction, materials, and key technologies. It also highlights the engine's durability and reliability.
Engine Design
This section provides an overview of the 5.7L engine's design, including its construction, materials, and key technologies. It also highlights the engine's durability and reliability.
Construction and Materials
- Cast iron engine block
- Aluminum cylinder heads
- Forged steel crankshaft
- High-strength connecting rods
Key Technologies
- Multi-displacement system (MDS)
- Electronic throttle control
- Sequential multi-port fuel injection
- Coil-on-plug ignition system
Maintenance and Service
This section outlines the maintenance requirements and service intervals for the 5.7L engine. It includes information on oil changes, spark plug replacement, and common troubleshooting tips.
Maintenance and Service
This section outlines the maintenance requirements and service intervals for the 5.7L engine. It includes information on oil changes, spark plug replacement, and common troubleshooting tips.
Service Intervals
- Oil change every 6,000 miles or 6 months
- Spark plug replacement every 30,000 miles
- Air filter replacement every 15,000 miles
- Coolant flush every 60,000 miles
Common Issues
- Check engine light due to MDS system
- Oil leaks from valve covers
- Rough idle caused by dirty throttle body
- Timing chain tensioner wear over time
Search Specifications
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Engine Specifications
Overview
- Type
- V8
- Configuration
- 90-degree V
- Platform
- Chrysler HEMI
- Material
- Cast iron block, aluminum heads
- Location
- Front longitudinal
- Displacement
- 5.7 liters (345 cubic inches)
Dimensions
- Length
- 27.5 inches (698.5 mm)
- Width
- 30.2 inches (767 mm)
- Height
- 28.3 inches (719 mm)
- Weight
- 560 lbs (254 kg)
- Bore
- 3.92 inches (99.5 mm)
- Stroke
- 3.58 inches (90.9 mm)
- Compression Ratio
- 9.6:1
- Oil Capacity
- 7 quarts (6.6 liters)
Materials
- Engine Block
- Cast iron
- Cylinder Heads
- Aluminum
- Pistons
- Aluminum alloy
- Crankshaft
- Forged steel
- Valves
- Stainless steel
Features
- Fuel System
-
- Sequential multi-port fuel injection
- Electronic throttle control
- Variable valve timing
- Ignition System
-
- Coil-on-plug ignition
- Electronic spark control
- Knock sensor system
- Cooling System
-
- High-flow water pump
- Dual electric fans
- Thermostatically controlled
- Exhaust System
-
- Dual exhaust
- Stainless steel headers
- Catalytic converters
- Performance
-
- 345 horsepower @ 5400 rpm
- 375 lb-ft torque @ 4200 rpm
- Multi-displacement system (MDS)
Safety Features
- Engine Management
-
- Electronic stability control
- Traction control system
- Emissions
-
- OBD-II compliant
- Low emissions system
- Overheat Protection
-
- High-temperature warning system
- Automatic engine shutdown
Comfort Features
- Noise Reduction
-
- Acoustic engine cover
- Hydraulic engine mounts
- Vibration Control
-
- Balanced crankshaft
- Dual-mass flywheel
- Climate Control
-
- Heated intake manifold
- Cold-start optimization
Accessories
- Engine Bay
-
- High-capacity alternator
- Heavy-duty starter motor
- Power steering pump
- Cooling
-
- Auxiliary transmission cooler
- Engine oil cooler
- Radiator with dual fans
- Electrical
-
- Battery with high CCA rating
- Wiring harness with weatherproof connectors
- Fuse box with overload protection
Maintenance
- Service interval
- Every 7,500 miles or 6 months
- Service Items
-
- Oil and filter change
- Spark plug inspection
- Air filter replacement
- Coolant flush
- Timing belt inspection
- Fuel system cleaning
- Maintenance Notes
- Use synthetic oil for optimal performance. Check for oil leaks regularly.
Warranty
- Basic
- Miles: 36,000Years: 3Coverage: Bumper-to-bumper
- Powertrain
- Miles: 60,000Years: 5Coverage: Engine and transmission
- Corrosion
- Miles: 100,000Years: 7Coverage: Perforation only
- Emissions
- Miles: 80,000Years: 8Coverage: Federal emissions components
Production Details
- Manufacturer
- Chrysler LLC
- Manufacturing Process
-
- Casting for engine block
- CNC machining for cylinder heads
- Assembly line integration
- Quality Control
- inspection: 100% engine testingTolerances: Precision machining within 0.001 inches
- Sustainability Practices
-
- Recycled materials in components
- Low-emission manufacturing
- Energy-efficient production lines
- Production Metrics
- Units Per Day: 500Defect Rate: Less than 0.1%Lead Time: 2 weeks
Service Information for 5.7l engine Service
Maintenance and service requirements specific to this component
- Oil and filter change
- Inspect spark plugs
- Check air filter
- Inspect belts and hoses
- Check coolant level
Use synthetic oil for optimal performance.
- Replace air filter
- Inspect fuel system
- Check ignition system
- Inspect exhaust system
- Test battery and charging system
Ensure all connections are tight and corrosion-free.
- Replace spark plugs
- Flush cooling system
- Inspect timing belt
- Replace fuel filter
- Check engine mounts
Timing belt replacement may be required if signs of wear are present.
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 5.7L engine compatible with other Chrysler models?
Is the 5.7L engine compatible with other Chrysler models?
The 5.7L HEMI V8 engine used in the 2007-2009 Chrysler Aspen is compatible with select Chrysler, Dodge, and Jeep models from the same era, such as the Dodge Durango and Jeep Grand Cherokee. However, compatibility depends on factors like transmission type, engine mounts, and ECU programming. Always verify with a professional or consult the vehicle's service manual before attempting cross-model installations.
Q2 What are the maintenance requirements for the 5.7L engine?
What are the maintenance requirements for the 5.7L engine?
The 5.7L engine requires regular maintenance to ensure optimal performance. Key tasks include oil changes every 5,000-7,500 miles, air filter replacement every 15,000-30,000 miles, and spark plug replacement every 30,000-60,000 miles. Additionally, inspect the timing belt, coolant system, and fuel injectors periodically. Adhering to the manufacturer's maintenance schedule is crucial for longevity and reliability.
Q3 How do I replace the 5.7L engine in a Chrysler Aspen?
How do I replace the 5.7L engine in a Chrysler Aspen?
Replacing the 5.7L engine involves several steps: disconnect the battery, drain fluids, remove the hood, and detach electrical connections, hoses, and mounts. Use an engine hoist to lift the old engine out and lower the new one into place. Reconnect all components, refill fluids, and test the engine. Professional assistance is recommended due to the complexity and tools required.
Q4 What should I do if the 5.7L engine is misfiring?
What should I do if the 5.7L engine is misfiring?
Misfiring in the 5.7L engine can result from faulty spark plugs, ignition coils, or fuel injectors. Start by scanning for error codes using an OBD-II scanner. Inspect and replace spark plugs or ignition coils if necessary. Check fuel pressure and injector functionality. If the issue persists, inspect the engine's compression and timing system for potential faults.
Q5 How can I optimize the performance of the 5.7L engine?
How can I optimize the performance of the 5.7L engine?
To optimize the 5.7L engine's performance, consider upgrading the air intake and exhaust systems for better airflow. Use high-quality synthetic oil and premium fuel. Regularly clean the throttle body and fuel injectors. For advanced tuning, install a performance chip or reprogram the ECU. Always ensure modifications comply with local emissions regulations.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
2007-2009 Chrysler Aspen Service Manual
Coming SoonComprehensive guide covering maintenance, repair, and troubleshooting for the 5.7L engine and other components.
Technical Service Bulletin for 5.7L Engine Updates
Coming SoonDetails common issues, recalls, and updates for the 5.7L engine in 2007-2009 Chrysler Aspen models.
Chrysler Aspen Parts and Accessories Catalog
Coming SoonLists OEM and aftermarket parts compatible with the 5.7L engine and other Aspen components.
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General Information
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The content on this website is provided "as is" without any representations or warranties, express or implied. We make no representations or warranties regarding the accuracy, completeness, or availability of the information.
We shall not be liable for any direct, indirect, special, or consequential damages arising from the use of information on this website.
Technical Information
- All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
- Vehicle specifications and procedures may vary by model year, trim level, and region.
- Always follow the manufacturer's recommended procedures and safety precautions.
- Working on vehicles can be dangerous. Always take proper safety precautions and use appropriate safety equipment.
- If you're unsure about any procedure, consult a qualified professional mechanic.
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