2005 MASERATI QUATTROPORTE M139 4.2L V8 COMPLETE ENGINE MOTOR TESTED 34K
The 2005 Maserati Quattroporte M139 4.2L V8 Complete Engine Motor is a genuine replacement powertrain assembly designed for the Maserati Quattroporte M139. This naturally aspirated 4.2-liter V8 gasoline engine is suited to replacement, restoration and engine-swap applications where the original engine specification matches.
This particular engine is advertised as tested with approximately 34,000 miles, making it an attractive option for customers seeking a lower-mileage replacement engine. Mileage and test results should be verified against the actual engine and supporting documentation before purchase.
Product Specifications
- Brand: Maserati
- Vehicle: Maserati Quattroporte
- Model: M139
- Model Year: 2005
- Engine: 4.2L V8
- Configuration: V8
- Induction: Naturally Aspirated
- Fuel: Gasoline / Petrol
- Displacement: Approximately 4,244 cc
- Valvetrain: DOHC, 32-valve V8
- Engine Type: Complete Engine / Motor Assembly
- Advertised Mileage: Approximately 34,000 miles
- Condition: Used OEM
- Test Status: Tested
- Fitment: Direct replacement subject to VIN and engine-number verification
- Installation: Professional installation recommended
Maserati M139 4.2L V8
The M139-generation Quattroporte introduced Maserati’s distinctive performance-focused luxury sedan platform. The 4.2L V8 delivers the characteristic high-revving performance and sound associated with Maserati’s naturally aspirated V8 powertrain.
The engine is suitable for customers restoring a damaged vehicle, replacing a worn engine or sourcing an original-specification Maserati power unit.
Complete Engine Assembly
The term complete engine can vary depending on the individual unit. Depending on the actual engine being sold, the assembly may include:
- Engine block
- Cylinder heads
- Crankshaft
- Pistons
- Connecting rods
- Camshafts
- Timing components
- Intake manifold
- Fuel rails
- Injectors
- Throttle body
- Exhaust manifolds
- Alternator
- Starter
- Sensors
- Engine wiring
- Other external accessories
Exact included components must be confirmed before purchase.
Some accessories may need to be transferred from the customer’s original engine.
Tested 34K-Mile Engine
This engine is advertised with approximately 34,000 miles and a tested status.
For a used engine purchase, customers should request documentation or evidence confirming:
- Mileage
- Engine test procedure
- Compression results
- Oil-pressure results
- Leak-down results, if available
- Running condition
- Diagnostic scan
- Donor vehicle information
The actual mileage should be verified from the donor vehicle, service records, engine documentation or other available evidence.
Recommended Inspection
Before installation, inspect the engine for:
- Oil leaks
- Coolant leaks
- Cracked components
- Cylinder-head damage
- Timing-system wear
- Excessive bearing noise
- Corrosion
- Damaged wiring
- Broken connectors
- Missing accessories
- Previous repairs
If the engine has been stored for an extended period, appropriate pre-installation inspection and lubrication should be performed.
Compatibility
The advertised application is:
2005 Maserati Quattroporte M139 4.2L V8
Before ordering, confirm:
- Vehicle VIN
- Model year
- M139 platform
- Engine displacement
- Engine code/identification
- ECU configuration
- Emissions specification
- Intake and exhaust configuration
- Ancillary component compatibility
A physically similar Maserati V8 should not automatically be considered interchangeable.
ECU & Electronic Compatibility
The engine works with the vehicle’s electronic management system.
After replacement, the vehicle may require:
- ECU synchronization
- Immobilizer communication
- Throttle calibration
- Sensor checks
- Diagnostic scanning
- Fault-code clearing
- Adaptation procedures
Depending on what components are supplied with the replacement engine, the original ECU, wiring and accessories may need to be transferred.
Installation
Professional installation is recommended.
A typical replacement procedure includes:
- Verify the engine number and vehicle VIN.
- Compare the replacement engine with the original.
- Inspect the replacement engine before installation.
- Transfer compatible accessories where necessary.
- Install the engine.
- Connect the cooling, fuel, intake and exhaust systems.
- Connect electrical wiring and sensors.
- Fill the required fluids.
- Prime the lubrication system as appropriate.
- Start the engine and monitor operating parameters.
- Perform a diagnostic scan.
- Check for leaks and abnormal noises.
- Complete required electronic adaptations.
- Road-test the vehicle.
Shipping
A complete V8 engine is a heavy freight item and is normally shipped securely on an engine pallet or suitable freight packaging.
Depending on the destination, delivery may require:
- Freight shipping
- Business-address delivery
- Loading dock
- Forklift
- Freight terminal pickup
Confirm shipping costs and delivery requirements before ordering.
Important Fitment Notice
34,000 miles should only be stated as verified mileage if supported by the actual engine documentation.
Likewise, “tested” should refer to the actual testing performed on this particular engine. Customers should receive accurate information about whether the engine was running-tested, compression-tested, inspected or otherwise evaluated.
For the most accurate fitment confirmation, provide the VIN and a photograph of the original engine identification label.
Buyer Checklist
Before ordering, confirm:
- Vehicle: Maserati Quattroporte
- Platform: M139
- Year: 2005
- Engine: 4.2L V8
- Displacement: 4,244 cc approx.
- Fuel: Gasoline/Petrol
- Aspiration: Naturally Aspirated
- Mileage: Approximately 34,000 miles
- Tested: Confirm test performed
- Condition: Used OEM
- Complete Engine: Confirm included components
- Accessories: Confirm
- ECU: Included or not
- Warranty: Confirm
- VIN Compatibility: Required
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