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Timing Chain Guide Rail
Genuine Porsche parts diagram
Genuine Porsche parts diagram

Timing Chain Guide Rail

GENUINE PORSCHE
Availability:
Out of stock
SKU 99610517552
Sold out
$28.00 - $28.00
$28.00
$28.00 - $28.00
$28.00
CALIFORNIA WARNING

Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, which can cause cancer and reproductive harm. To minimize exposure, service the vehicle in a well-ventilated area, wear gloves, and wash your hands. For more information see www.P65Warnings.ca.gov/motor-vehicle-parts.

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The Genuine Porsche Engine Timing Chain Tensioner part number 99610517552 is a high-quality replacement part for your Porsche engine. This essential component is designed to keep the timing chain of your engine in proper tension, ensuring smooth and efficient operation.

One of the key benefits of this Genuine Porsche Engine Timing Chain Tensioner is that it is an exact fit for your Porsche model. This means that you can be confident that it will work seamlessly with your engine, providing reliable performance and peace of mind.

In terms of features, the Genuine Porsche Engine Timing Chain Tensioner is made from high-quality materials that are designed to withstand the rigors of high-performance driving. It is also precision-engineered to precise specifications, ensuring that it will function flawlessly for years to come.

When it comes to usage, the Genuine Porsche Engine Timing Chain Tensioner is an ideal replacement part for a variety of Porsche models. Whether you are a professional mechanic or a DIY enthusiast, this part is easy to install and will provide excellent results.

Overall, if you want to keep your Porsche running smoothly and reliably, the Genuine Porsche Engine Timing Chain Tensioner part number 99610517552 is a smart investment. With its high-quality materials, precision engineering, and exact fit, you can be confident that it will provide excellent performance and durability.

  • Part can be found as reference #24 in illustration.
  • Fitment Notes: Arm. Auxiliary To Cam. 911. Guide rail. Intermediate to cam.

This part also goes by the following cross reference.

Cross Reference Part Number:

Fits These Vehicles 8 applications
Porsche
Make Model Engine Years
Porsche BoxsterBase 2.5H6 1997–1999
Porsche BoxsterBase 2.7H6 2000–2004
Porsche BoxsterS 3.2H6 2000–2004
Porsche 911Carrera 3.4H6 1999–2001
Porsche 911Carrera 3.6H6 2002–2005
Porsche 911Carrera 4 3.6H6 1999–2005
Porsche 911Carrera 4S 3.6H6 2002–2005
Porsche 911Targa 3.6H6 2002–2005

Fitment data last updated: 2026-10-03

Fits 8 vehicle applications Check vehicle fitment before ordering View fitment

About these Timing Chain Components

The GENUINE PORSCHE 99610517552 is part of your engine's timing chain system, which keeps the camshafts turning in step with the crankshaft. The chain runs on guides and is kept tight by a tensioner; when any of these wear, the timing can drift or the chain can jump.

Frequently asked questions

What are the signs of a worn timing chain?

A rattle from the front of the engine, especially on a cold start, a check-engine light with camshaft or crankshaft correlation codes, rough running, or reduced performance.

Should timing chain parts be replaced together?

Yes. The chain, guides, rails and tensioner wear together, so replacing them as a set avoids repeating a labor-intensive job. Replace any single-use bolts and seals disturbed during the work.

What happens if a timing chain fails?

On many engines the valves and pistons share the same space, so a jumped or broken chain can cause severe internal engine damage. That is why early signs like cold-start rattle should be investigated promptly.

Can I replace timing chain components myself?

It requires engine-specific locking tools and precise timing procedures, and errors can damage the engine. It is best done by an experienced technician or a well-equipped enthusiast following the factory procedure.

How do I make sure this timing chain part fits my car?

Compare the part numbers listed on this page with the number on your old part or in your vehicle's parts catalog, and check the fitment information. If you are unsure, contact us with your VIN before ordering.

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