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Porsche > Cayenne 9PA (955) 2003-2006 > Engine Rebuild Parts >

Specialist Tools

Specialist Tools

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Camshaft Alignment Tool. Porsche 955 Cayenne V8 / 957 Cayenne V8 - C4005
2
Camshaft Alignment Tool. Porsche 955 Cayenne V8 / 957 Cayenne V8
Black Friday Sale
C4005
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Product Information

Camshaft Alignment Tool – Precision Timing Setup for Cayenne S, GTS & Turbo Engines

This camshaft alignment tool is engineered specifically for the Porsche 955 and 957 Cayenne V8 engines. Designed to accurately hold the camshafts in their timed positions, this tool set is essential during timing chain replacement, camshaft servicing, valve-train repair, cylinder-head work and full engine rebuilds.

Fits:

  • Porsche 955 Cayenne S 4.5L V8 2003-06
  • Porsche 955 Cayenne Turbo 4.5L 2003-06
  • Porsche 955 Cayenne Turbo S 4.5L 2006>>
  • Porsche 957 Cayenne S/GTS 4.8L 2007-10
  • Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10

 Porsche’s M48-series V8 engines rely on extremely precise timing for correct valve operation and responsive performance. Even minimal timing deviation can cause camshaft correlation faults, power loss, poor running or serious internal damage. This tool ensures accurate, repeatable alignment every time.

What This Camshaft Alignment Tool Does

This tool set allows technicians to:

  • Lock camshafts securely in the correct timing position
  • Prevent unwanted cam rotation during chain or tensioner service
  • Correctly synchronise camshafts and crankshaft
  • Assist with replacement of timing chains, guides and tensioners
  • Align VVT components accurately, ensuring smooth variable valve timing
  • Guarantee precise valve timing for optimal performance

It is designed to replicate the accuracy and function of specialised engineering tools—without referencing original branding—ensuring professional timing results.

Typical Engine Codes

M48 engine family (including M48.00, M48.01, M48.50, M48.51 and related V8 variants)

These engines are known for their robust performance but require precise tools for correct camshaft alignment during timing work.

Why Timing Components Fail on Porsche M48 V8 Engines

The Cayenne V8 engines, especially those exposed to heavy towing, spirited driving or high mileage, can develop timing issues due to:

  • Timing chain stretch from age and heat cycles
  • Worn chain guides, causing slack or chain noise
  • Hydraulic tensioner wear, leading to startup rattles or timing drift
  • VVT actuator (cam phaser) wear, affecting valve timing accuracy
  • Previous repair attempts without proper alignment tools
  • Oil sludge or contamination, impacting chain lubrication and tensioner function

Symptoms include check-engine lights, camshaft correlation codes, rough idle, hesitation, and abnormal engine noise.

Why You Should Replace or Use a Precision Camshaft Alignment Tool

Upgrading to a dedicated camshaft alignment tool set ensures:

  • Accurate timing chain installation
  • Protection against piston-to-valve interference
  • Correct VVT calibration for smooth performance
  • Proper alignment during head gasket or valve-train repair
  • Reduced risk of costly engine damage
  • Reliable and repeatable workshop-quality results
  • Confidence during major engine servicing

Because the M48 V8 is complex and timing-sensitive, using the right tools is essential for safe and successful repairs.

Connector removal tool - for VAG, Porsche - 6547
3
Connector removal tool - for VAG, Porsche
Black Friday Sale
6547
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Connector removal tool - for VAG, Porsche

For the removal of VAG & Porsche push and pull connectors.

• For the removal of VAG and Porsche connectors.
• Connectors are found on MAF sensors, coil packs, headlights, fog lights, level sensors, map sensors etc.
• Fits directly onto the push and pull connectors.
• Black plastic handle for easy grip.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

6547
6547

The product you are viewing cross references to these numbers
Connector removal tool long series - for VAG/Porsche - 7859
4
Connector removal tool long series - for VAG/Porsche
Black Friday Sale
7859
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Product Information
Connector removal tool long series - for VAG/Porsche

For the removal of VAG and Porsche connectors found on MAF sensors, coil packs, headlights, fog lights, level sensors, map sensors etc.

• Fits directly on to the push and pull connectors and opens the locking tabs as pressure is applied.
• Applications include MAF sensors, coil packs, MAP sensors, CPS sensors and light connectors.
• Soft grip T-handle.
• 20mm offset head, 160mm long. EU Registered Design.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

7859
7859

The product you are viewing cross references to these numbers
Mounting bolt kit for engine & gearbox stand - SR028
3
Mounting bolt kit for engine & gearbox stand
Black Friday Sale
SR028
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Mounting bolt kit for engine & gearbox stand

stomski

Finally an elegant way to secure your engine to the engine yoke. No need for sockets, washers, and oversized nuts to take up slack. Use these knurled nuts and adapters to mount the different length case studs to the yoke. These adapters allow clearance for mounting the clutch. Hard-coated aluminum and stainless steel for years of service.
DISPLAYING 1 to 4 (of 4 products)
About Specialist Tools

Specialist Tools for Accurate, Efficient & High-Quality Porsche Engine Rebuilds

Engine rebuilds require precise measurements, correct assembly procedures and the right equipment to ensure every component fits and functions exactly as intended. Specialist tools are essential when working on Porsche engines due to their unique engineering, tight tolerances and model-specific service procedures. These tools enable technicians and enthusiasts to dismantle, inspect, rebuild and calibrate engines with professional accuracy—reducing the risk of damage, misalignment or incorrect installation.

Whether performing a full engine restoration, carrying out timing work, inspecting internal components or installing performance parts, using the correct specialist tools guarantees a reliable, long-lasting and high-quality rebuild.

What Specialist Engine Rebuild Tools Do

High-quality specialist tools ensure precision and safety throughout the rebuild process. They are designed to:

  • Accurately measure critical tolerances, including bore, deck height, ring gap and valve clearances
  • Correctly install and remove components such as crankshafts, pistons, liners and bearings
  • Support timing procedures, including camshaft alignment and intermediate shaft setup
  • Prevent damage to delicate components during disassembly and assembly
  • Improve rebuild efficiency with purpose-built fixtures and holding tools
  • Ensure even torque application, promoting proper sealing and component longevity
  • Assist in diagnostic tasks such as leak-down testing or compression verification

Specialist tools are essential for achieving a professional-grade engine build with reliable and repeatable results.

Why Workshop Tools Wear or Fail

Even well-engineered tools degrade over time due to heavy use, improper handling or exposure to harsh environments. Common causes of failure include:

  • Metal fatigue from repeated loading
  • Worn or stripped threads on pullers, press tools or torque tools
  • Corrosion from moisture or chemical exposure
  • Heat damage from working near exhaust or cylinder heads
  • Loss of calibration, particularly with measuring or torque-sensitive tools
  • Damaged contact points from misuse or excessive force
  • Contamination from debris or workshop dirt

A failing tool can cause inaccurate measurements, unsafe working conditions or even costly engine damage.

Why Specialist Tools Should Be Replaced or Upgraded

Replacing worn tools or upgrading to precision-engineered alternatives provides clear benefits:

  • Improved measurement accuracy for critical engine dimensions
  • More reliable component installation, reducing the risk of misalignment
  • Safer workshop practices, preventing injury or engine damage
  • Consistent torque and calibration, essential for sealing and bearing load
  • Enhanced efficiency, saving time during complex rebuild procedures
  • Better compatibility with modern engines and performance upgrades
  • Higher quality rebuild outcomes, improving engine reliability and longevity

Using proper tools is an investment in the quality of the rebuild and the health of the engine.

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