PORSCHE 964-105-079-01 Engine Timing Chain Tensioner

( Manufacturer Part Number: 964-105-079-01 ), ( Part Type: Timing Engine Chain ), ( Genuine Oem: Yes ), ( Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Year: 1989 1990 1991 1992 1993 ), ( Replaces Part Number: 96410507900 )

Review PORSCHE Genuine Engine Timing Chain Tensioner fits 1989–1993

The Porsche 964-105-079-01 engine timing chain tensioner is an essential component of the air-cooled flat-six engine found in various models of the Porsche 911 manufactured between 1989 and 1993. This specific part is designed to maintain proper tension on the engine's timing chain and ensure optimal engine performance.

The timing chain tensioner is a complex, yet robustly engineered component. It consists of a housing, a diaphragm, a pulley, and a tension roller. The housing is made of high-strength materials, such as aluminum or steel, and is designed to securely mount to the engine. The diaphragm is a flexible component that expands and contracts as engine oil pressure acts upon it, allowing the tension roller to apply the necessary force to keep the timing chain in place. The pulley is responsible for driving the water pump and other accessories via the engine's crankshaft.

This part is essential for the smooth operation of the engine. Over time, due to natural wear and tear or extreme operating conditions, the tensioner might lose its ability to maintain proper tension on the timing chain. This can lead to timing chain jumping or slipping, which can cause serious engine damage.

Installing a new Porsche 964-105-079-01 engine timing chain tensioner is a critical maintenance task for any Porsche 911 owner. The process involves removing the engine cover, timing belt, and other components to access the tensioner. Once the old part is removed, the new one is installed in its place, and the engine is reassembled.

To ensure the best possible fit and performance, it is highly recommended to use an original equipment manufacturer (OEM) part such as the Porsche 964-105-079-01 engine timing chain tensioner when performing this repair. This part is specifically designed and engineered for the Porsche 911 and will provide the best possible performance and longevity.

In summary, the Porsche 964-105-079-01 engine timing chain tensioner is a critical component of the Porsche 911's air-cooled flat-six engine. It is designed to maintain proper tension on the timing chain and ensure optimal engine performance. This part is a complex, yet robustly engineered component that consists of a housing, a diaphragm, a pulley, and a tension roller. Regularly checking and replacing this part is essential for the long-term health and reliability of the engine.

Porsche 964 105 079 01 Engine Timing Chain Tensioner: A Comprehensive Analysis

The Porsche 964 is a classic sports car model known for its distinctive design and powerful engines. One of the crucial components of its engine is the timing chain tensioner, which ensures the proper functioning of the engine's timing system. In this analysis, we will discuss the pros and cons of buying a new Porsche 964 105 079 01 engine timing chain tensioner.

1. Enhanced Engine Performance: Replacing the old timing chain tensioner with a new one can significantly improve engine performance. A faulty tensioner can cause inconsistent valve timing, leading to engine misfires and reduced power output.

2. Reliability: A new timing chain tensioner ensures that the engine's timing system remains stable and reliable. It reduces the risk of engine damage due to timing chain slack and ensures the longevity of the engine.

3. Better Fuel Efficiency: A well-functioning engine timing chain tensioner can lead to improved fuel efficiency. A misaligned timing chain can cause the engine to work harder than necessary, leading to increased fuel consumption.

4. Peace of Mind: Installing a new timing chain tensioner provides peace of mind. It eliminates the risk of unexpected engine failures and ensures that the car remains in optimal condition.

1. Cost: The cost of a new Porsche 964 105 079 01 engine timing chain tensioner can be quite high, especially for owners of older models. This may discourage some from making the investment.

2. Labor Costs: The cost of labor for installing a new timing chain tensioner can also be substantial. This includes the cost of removing the engine cover, timing cover, and other components to access the timing chain tensioner.

3. Potential for Additional Repairs: In some cases, replacing the timing chain tensioner may require additional repairs, such as replacing the timing chain or water pump. These additional costs can add to the overall expense.

In conclusion, the decision to buy a new Porsche 964 105 079 01 engine timing chain tensioner depends on various factors, including the car's condition, the owner's budget, and their willingness to invest in maintenance. While the upfront cost can be high, the benefits of improved engine performance, reliability, better fuel efficiency, and peace of mind make it a worthwhile investment for many Porsche 964 owners.

For Porsche 964 owners who value the performance and reliability of their cars, it is recommended to invest in a new Porsche 964 105 079 01 engine timing chain tensioner. While the upfront cost may be high, the long-term benefits outweigh the initial investment. It is also recommended to have the timing chain inspected during routine maintenance to prevent potential engine damage and additional repair costs.

Details:

Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer. Parts must be resalable and in the original packaging. Electrical parts are not returnable.

part #: 96410507901 prices

• $191.76-$318.41

specifications tensionpull:

• for makes: Porsche
• for years: 1989-1993
• mpn: 964-105-079-01
• part type: Timing Engine Chain
• genuine oem: Yes
• warranty: 1 Year
• fitment type: Direct Replacement
• year: 1989 1990 1991 1992 1993
• replaces part number: 96410507900

returns tensionpull:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

seller tensionpull:

• rating: 97.7%
• city: Cockeysville, Maryland
• # reviews: 2764

offer tensionpull:

• quantity: 1
• sold: 0
• options: Ship-to-home
• started: May 12, 2026
• availability: In Stock

shipping tensionpull:

• carrier: FedEx
• transit: 3-9 Days
• cost: $7.99
• class: Standard
• service: FedEx Ground / FedEx Home Delivery
• type: Fixed

general tensionpull:

• condition: New
• Engines Engine Parts > Timing Components Kits > Tensioners Pulleys

payments tensionpull:

• credit card: Visa
• wallet: Paypal
• other

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