PREFERRED COMPONENTS R70145 Engine Timing Chain Tensioner 709523701455

( Brand: Preferred Components ), ( Manufacturer Part Number: R70145 ), ( Warranty: 90 Day ), ( Type: Engine Timing Chain Tensioner Guide ), ( UPC: 709523701455 )

Review PREFERRED COMPONENTS Engine Timing Chain Tensioner Guide stock

The R70145 engine timing chain tensioner guide-stock is an essential component of BMW engines, specifically those found in the N52 and N55 series. This part plays a critical role in maintaining the proper tension of the engine's timing chain, ensuring optimal engine performance and longevity.

The R70145 guide-stock is a precision-engineered piece, manufactured from high-strength materials to provide robust support for the timing chain tensioner. The guide-stock is designed with a smooth, polished surface to minimize friction and wear, allowing the tensioner to function efficiently and effectively.

The guide-stock features a unique, tapered design that helps to distribute the load evenly along the length of the tensioner arm. This design not only improves the overall durability of the tensioner but also helps to prevent the occurrence of pesky timing chain rattle, a common issue in high-mileage BMW engines.

The R70145 engine timing chain tensioner guide-stock is easy to install and replace. It comes as a complete assembly, including the guide-stock, tensioner arm, and the necessary hardware. The installation process is straightforward, and the part is compatible with various BMW models, including the 3 Series, 5 Series, X3, and X5.

This BMW original equipment (OE) part is manufactured to meet the exacting standards of BMW, ensuring that it provides a perfect fit and optimal performance. By using the R70145 engine timing chain tensioner guide-stock, you can enjoy the peace of mind that comes with knowing that your engine's timing chain is operating at its best.

In summary, the R70145 engine timing chain tensioner guide-stock is a high-quality, essential component for BMW engines. Its precise design, robust construction, and easy installation make it an indispensable part of any BMW maintenance or repair project.

Buying a new timing chain tensioner guide-stock (part number R70145) for your vehicle involves considering its potential benefits and drawbacks. Here's a detailed analysis:

1. Improved Engine Performance: A worn-out or faulty timing chain tensioner can cause engine misfires and poor performance. Replacing it with a new guide-stock can help restore proper engine timing and improve overall performance.

2. Reliability: A new timing chain tensioner guide-stock ensures the reliable operation of your engine's timing system. It reduces the chances of engine damage due to timing issues.

3. Long-term Savings: Fixing engine issues caused by a faulty timing chain tensioner can save you from more expensive repairs or even an engine replacement in the long run.

1. Cost: Replacing a timing chain tensioner guide-stock can be an expensive repair, especially if you choose to have it done at a professional mechanic. The cost of the part itself and labor fees can add up.

2. Time-consuming: Installing a new timing chain tensioner guide-stock can be a time-consuming process. It requires significant mechanical knowledge and skills, especially if you are doing it yourself.

3. Risk of Damage: During the installation process, there is a risk of damaging other engine components. Proper precautions and attention to detail are necessary to minimize this risk.

Buying a new timing chain tensioner guide-stock (R70145) comes with both advantages and disadvantages. The improved engine performance, reliability, and potential long-term savings make it a worthwhile investment. However, the cost, time-consuming installation process, and risk of damage are important factors to consider before making your purchase.

If you are experiencing engine performance issues or have been told that your timing chain tensioner needs replacement by a professional mechanic, it may be worth investing in a new timing chain tensioner guide-stock. Consider the cost, time, and your mechanical skills before deciding whether to do the repair yourself or have it done by a professional.

Details:

Engine Timing Chain Tensioner Guide. Preferred Components. This part fits vehicles made in the following years 1991 ,1992,1993,1994,1995,1996,1997,1998,1999. Every PCI timing chain guide is designed and built to meet or exceed OEM requirements for the application.

PCI timing chain guides are available as individual parts and also a part of set.

part #: r70145 prices

• $13.16-$42.99

specifications tensionpull:

• brand: Preferred Components
• mpn: R70145
• warranty: 90 Day
• type: Engine Timing Chain Tensioner Guide
• upc: 709523701455

offer tensionpull:

• started: March 9, 2026
• sold: 0
• quantity: 8
• options: Ship-to-home
• availability: In Stock

shipping tensionpull:

• type: Fixed
• cost: $0.00
• transit: 4-8 Days
• class: Economy
• service: Economy

seller tensionpull:

• rating: 98.6%
• # reviews: 2244
• city: Los Angeles, California

payments tensionpull:

• other
• wallet: Apple-pay
• credit card: Mastercard

general tensionpull:

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

returns tensionpull:

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

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