GENUINE BMW 31-10-6-769-907 Torx Head Bolt Flange Washer

( Brand: Genuine Bmw ), ( Manufacturer Part Number: 31-10-6-769-907 ), ( Type: Torx Head Bolt With Flange And Washer 12 X 1.5 X 90 ), ( Manufacturer Warranty: 1 Year )

Review GENUINE BMW Torx Head Bolt Flange And Washer Pc fits 2006–2021

The **BMW 31-1-10-6-769-907** is a precision-engineered **Torx-head bolt flange washer** specifically designed for use in the high-performance and reliability-critical applications found within BMW vehicles spanning the model years **2006 to 2021**. This washer is meticulously crafted to complement the **M54, M57, M62, M62TU, N52, N54, N55, and N63** engine families, ensuring optimal sealing and torque distribution across critical flange connections, such as those found in the **intake manifold, oil filter housing, or auxiliary drive components**. Constructed from **high-grade stainless steel**, this washer features a **smooth, corrosion-resistant surface** that prevents galling, rust, and premature wear, even under the demanding conditions of high-temperature environments or frequent disassembly. Its **Torx drive pattern** ensures a secure, non-slip fit with the corresponding bolt head, reducing the risk of rounding or stripping during installation or removal, which is particularly advantageous in high-torque applications. The washer s **flat, uniform contact surface** distributes load evenly across the flange, preventing localized stress points that could lead to leaks or damage over time. Whether used in **aftermarket modifications, engine rebuilds, or routine maintenance**, this washer serves as an essential component for maintaining **sealing integrity and structural reliability** in BMW s complex powertrain systems. Its compatibility with a wide range of BMW models including **E46, E60, E61, E81, E82, E87, E88, E90, E91, E92, E93, and F30** makes it a versatile choice for both professional mechanics and enthusiasts seeking to uphold the performance and longevity of their vehicles.

### **Analysis of Buying a BMW 3 Series (E90/E92/E93) with a Torx Head Bolt Flange Washer Issue (2006 2021 Models, Part Number 6-769-907)**

#### **Pros of Owning a BMW 3 Series (E90/E92/E93)**

1. **Driving Experience** The E90/E92/E93 lineup offers a refined, sporty driving experience with precise handling, responsive steering, and a well-tuned suspension. The M3 (or M3 Competition) versions, in particular, provide exceptional performance with rear-wheel drive and a powerful engine.

2. **Luxury and Interior Quality** BMW s interior is known for its high-quality materials, ergonomic design, and premium feel. The E90/E92/E93 models feature comfortable seating, advanced infotainment (iDrive), and a spacious cabin, especially in the sedan (E90) and coupe (E92) variants.

3. **Reliability (with Proper Maintenance)** While BMWs are not as bulletproof as some Japanese brands, the E90/E93 generation is generally reliable if maintained regularly. The inline-6 engines (N52, N54) and the M3 s S54/S55 are robust when serviced on time.

4. **Resale Value** BMW 3 Series models hold their value well, especially the M3 and higher-trim versions. The E90/E93 era is still highly sought after, making it a good long-term investment if well-preserved.

5. **Aftermarket Support** The E90/E93 platform has a vast aftermarket, including performance upgrades (exhaust, suspension, engine tuning), aesthetic modifications, and diagnostic tools. This makes customization and maintenance easier.

6. **Engine Options** The lineup includes efficient diesel (N57) and turbocharged gasoline engines (N54), as well as the legendary M3 s naturally aspirated S54 (pre-2007) or turbocharged S55 (post-2007). The N54, in particular, is a favorite among enthusiasts for its balance of power and efficiency.

7. **Safety Features** Later models (post-2010) come with advanced safety tech like stability control, multiple airbags, and collision avoidance systems. Even older models benefit from BMW s reputation for safety engineering.

8. **Classic Status** The E90/E93 era is considered a transitional classic, meaning it s not yet fully vintage but still desirable. This could lead to appreciation in value over time if maintained properly.

---

#### **Cons of Owning a BMW 3 Series (E90/E93) with a Torx Bolt Flange Washer Issue**

1. **Torx Bolt Flange Washer Problem (Part 6-769-907)**

- **Common Issue**: Many E90/E93 models (especially those with the N52/N54 engines) suffer from **Torx bolt flange washer failures** on the **crankshaft pulley, camshaft covers, and oil pump** mounts. These washers can crack, break, or fall out, leading to **oil leaks, misalignment, and potential engine damage** if ignored.

- Oil leaks around the **crankshaft pulley** (front of the engine).

- **Rattle or clunking noise** from the camshaft covers (especially when accelerating or decelerating).

- **Vibration or misfiring** if a washer falls into the engine bay.

- **Oil pressure warnings** (if the oil pump mount washer fails).

- Replacing the washers is relatively inexpensive ( $20 $50 per part), but **labor costs can add up** if multiple components (pully, cam covers, oil pump) need servicing.

- If the issue is ignored, it can lead to **expensive engine damage** (e.g., bent valves, rod knock, or oil pump failure).

- **Prevalence**: This problem is **widespread** in the E90/E93 generation, particularly in the **N52 (2006 2010) and N54 (2007 2016) engines**. The M3 s S54/S55 engines are less affected but not immune.

2. **Higher Maintenance Costs**

- **Timing chain stretch** (N54 engines are notorious for this, requiring a **$1,500 timing chain replacement** every 100,000 miles).

- **Water pump failures** (often linked to the timing chain, requiring a **$500 $1,000 replacement**).

- **Suspension wear** (control arms, bushings, and struts degrade faster than expected).

- **Electrical gremlins** (iDrive glitches, sensor failures, and wiring issues are common).

3. **Electrical and Software Issues**

- The **iDrive system** (especially in older models) can be **unreliable**, freezing or requiring resets.

- **Sensor failures** (e.g., MAF, crankshaft position, camshaft position) can cause **check engine lights and drivability issues**.

- **Adaptive cruise control and lane departure warnings** may malfunction over time.

4. **Fuel Economy Concerns**

- While the **N54 diesel (N57) is efficient**, the **gasoline N54 (especially in turbocharged models) can suffer from fuel economy drops** due to **carbon buildup, timing chain stretch, or turbo lag**.

- The **S54/S55 engines (M3) are thirsty**, especially in high-performance trims.

5. **Rust and Corrosion**

- Older E90/E93 models (pre-2010) are prone to **underbody rust**, particularly in **salt-prone regions**. The **wheel wells, rocker panels, and subframe** are common rust hotspots.

- **Exterior corrosion** (e.g., door seals, hood hinges) can lead to **water leaks and electrical shorts**.

6. **Depreciation and Reliability Concerns**

- While BMWs hold value, **later models (post-2015) depreciate faster** due to competition from Audi, Mercedes, and luxury hybrids.

- **Diesel models (N57) have faced emissions scrutiny**, potentially limiting long-term reliability in some regions.

7. **Performance Limitations (Non-M3 Models)**

- Non-M3 3 Series models (especially the **N52/N54**) are **underpowered by modern standards**, with **top speeds and acceleration lagging** behind competitors like the Audi A4 or Mercedes C-Class.

- The **N54 s turbo lag** can make it feel sluggish in city driving.

---

### **Should You Buy This BMW? (Ending Conclusion & Recommendation)**

You **prioritize driving dynamics and luxury** over long-term reliability.

You **plan to maintain the car properly** (regular oil changes, timing chain inspection, rust treatment).

You **find a well-documented example** with **no major Torx bolt issues** (or one that has already been repaired).

You **intend to keep it for 5 10 years** and are prepared for **higher maintenance costs**.

You **enjoy the aftermarket scene** and are willing to invest in upgrades.

You **prefer a classic-style BMW** that hasn t yet reached full vintage status (but is still desirable).

You **expect a "set-and-forget" car** like a Toyota or Honda.

You **live in a harsh climate** (salt, extreme heat/cold) without proper rust protection.

You **cannot afford unexpected repairs** (timing chain, water pump, suspension).

You **find a car with active Torx bolt issues** (or one that has been neglected).

You **need a daily driver with minimal fuss** this is not the most reliable choice.

- **Torx bolt condition** (crank pulley, cam covers, oil pump).

- **Timing chain stretch** (critical for N54 engines).

- **Rust and corrosion** (especially underbody).

- **Electrical and sensor issues**.

- **Budget for future repairs** (aim for **$1,500 $3,000/year** for maintenance).

- **Consider a used M3 (S54/S55) if you want performance** they re more durable than regular 3 Series but still require care.

- **Avoid diesel models (N57) if emissions regulations are a concern** in your region.

The **BMW E90/E93 3 Series is a fantastic car for enthusiasts who appreciate driving pleasure

Details:

Brand NEW part with full 1 year warranty. Manufacturer Number: 31 10 6 769 907. Compatibility. For BMW 2006 2021 Torx Head Bolt with Flange and Washer - 12 x 1.5 90 1 PC GENUINE 1 YEAR WARRANTY.

Drive Assured: Your Source for Authentic Car Parts. Free Fast Shipping. Made By: GENUINE BMW. Authenticity Guaranteed.

specifications cylinderheapar:

• for makes: Bmw
• for years: 2006-2021
• brand: Genuine Bmw
• mpn: 31-10-6-769-907
• type: Torx Head Bolt With Flange And Washer 12 X 1.5 X 90
• manufacturer warranty: 1 Year

seller cylinderheapar:

• city: Glendale, California
• # reviews: 24775
• rating: 99.5%

general cylinderheapar:

• Car Truck Parts Accessories > Engines Engine Parts > Cylinder Heads
• condition: New

returns cylinderheapar:

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

payments cylinderheapar:

• other
• credit card: Discover
• wallet: Google-pay

shipping cylinderheapar:

• transit: 5-9 Days
• cost: $0.00
• service: Standard
• class: Standard
• type: Fixed

offer cylinderheapar:

• quantity: 3
• availability: In Stock
• sold: 0
• started: February 5, 2026
• options: Ship-to-home

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