Porsche Cayenne S 4.5L V8 Engine M48.00 Assembly

Description

The Porsche Cayenne S M48.00 4.5L V8 engine is a robust and performance-driven powerplant that defined the first-generation Cayenne’s character. Designed by Porsche engineers to deliver both luxury refinement and raw power, the M48.00 engine is a naturally aspirated V8 with 32 valves and a lightweight aluminum construction, offering strong acceleration, smooth operation, and durability. This complete assembly provides a reliable replacement for damaged or worn-out engines and is also sought after for project builds and restorations.

Engine Specifications

• Engine Code: M48.00

• Displacement: 4.5L (4511cc)

• Configuration: V8 DOHC, 32-valve

• Fuel System: Bosch electronic fuel injection

• Power Output: 335 HP (250 kW)

• Torque: 420 Nm (310 lb-ft)

• Mileage: Approx. 85,000 miles (low mileage JDM/Euro import)

• Condition: Compression-tested, inspected, and ready to install

Applications & Compatibility

This M48.00 4.5L V8 engine fits the first-generation Porsche Cayenne S models:

• 2003 – 2006 Porsche Cayenne S (955 chassis)

• May also be used in custom Porsche restomod projects and engine swaps due to its V8 configuration and performance potential.

Always confirm compatibility with your VIN and ECU version before purchase.

Included in This Engine Assembly

This complete engine package may include:

• Engine block and cylinder heads

• Intake manifold and throttle body

• Alternator and starter motor

• Fuel injection system

• Wiring harness (when available)

• Sensors and ancillaries

• Oil pan and timing components

Transmission, ECU, and exhaust system sold separately unless otherwise stated.

Performance & Engineering Highlights

1. Naturally Aspirated V8 – Offers linear power delivery and iconic Porsche engine sound.

2. Refined Balance – Designed for both highway cruising and spirited driving.

3. Proven Longevity – With proper care, M48 engines are known to exceed 200,000 miles.

4. Precision Engineering – Crafted with aluminum alloy for strength and reduced weight.

5. Aftermarket Support – Strong availability of OEM and performance upgrade parts.

Testing & Quality Control

Each M48.00 engine is thoroughly inspected and tested before shipment:

• Compression test across all cylinders

• Leak-down test to verify sealing integrity

• Oil and coolant system inspection

• Visual inspection for leaks or damage

• Ancillary component testing

This ensures buyers receive a dependable, ready-to-install engine.

Installation Recommendations

To guarantee long-term reliability, it is recommended to replace:

• Water pump and thermostat

• Timing chain guides and tensioners

• Spark plugs and ignition coils

• Seals, gaskets, and filters

Professional installation by a Porsche-experienced mechanic is highly advised.

Warranty & Support

• Warranty: 6 months limited warranty on internal engine components

• Shipping: Global freight with secure crating and fast dispatch

• Support: Technical guidance available for fitment and installation

Conclusion

The Porsche Cayenne S M48.00 4.5L V8 engine assembly is the ideal solution for owners seeking to restore their Cayenne’s performance, as well as enthusiasts planning performance builds. With its combination of Porsche engineering, proven reliability, and raw V8 character, this engine continues to stand out as one of Porsche’s most versatile and iconic power units. Low mileage and compression-tested, it’s a reliable choice for a direct replacement or an ambitious project.