

BMW E34 M40 Cylinder Head Bolt FEBI 04082 Spare Part
BMW 5 Series E34 M40 Cylinder Head Bolt
FEBI 04082 | Original Equipment (OEM) | 100% German Quality
The cylinder head bolt used in BMW 5 Series E34 vehicles with M40 engine ensures the secure placement of the cylinder head, providing the engine's sealing. This part is critical for the efficient operation of the engine. The cylinder head bolt helps maintain pressure and temperature within the engine, extending its lifespan and enhancing performance. This part, coded FEBI 04082, is manufactured from high-quality materials and meets BMW's original equipment standards. It is directly related to the engine system and is an important element affecting engine performance.
Product Features and Benefits
- OEM Compatibility: This cylinder head bolt is fully compliant with BMW's original equipment standards. It ensures reliability in engine assembly with part placement compatibility in authorized services.
- Material Quality: Manufactured from high-quality steel. Its durable and long-lasting structure guarantees the engine's sealing.
- Durability and Lifespan: Offers an approximate lifespan of 100,000 km. It is resistant to extreme temperatures and pressures, thereby enhancing engine performance.
- Performance: Improves fuel efficiency by enhancing the engine's sealing and reduces emissions, thus increasing overall engine performance.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 standards. Its reliability has been proven through quality tests.
Technical Details
| Manufacturer Brand | FEBI |
| Product Code (OE/OEM) | 04082 |
| Part Type | Cylinder Head Bolt |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Engine |
Vehicle Compatibility
Compatible with BMW 5 Series E34 models with M40 engine code. This part is used in E34 chassis code vehicles produced between 1988 and 1996. This period is known for the high performance and durability characteristics of BMW's 5 Series.
- Chassis code: E34
- Engine code: M40
- Production year range: 1988-1996
- Trim/Variant: 520i/525i
It is recommended to confirm with our contact line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
FEBI has been an original equipment supplier for BMW for many years. This Germany-based brand meets quality standards with ISO 9001, TS 16949, and IATF 16949 certifications. FEBI has strengthened its reputation in the industry by producing OE parts for brands like BMW and Mercedes-Benz. Its manufacturing facilities are located in Germany and are equipped with high technology.
Installation and Usage Notes
The cylinder head bolt is used to securely fasten the engine's cylinder head. During installation, attention should be paid to the specified torque value for each bolt. It is generally recommended to replace existing bolts during installation. This part is critical as it ensures the engine's sealing, affecting the overall performance of the engine. Additionally, it should be checked during engine maintenance.
Frequently Asked Questions
In which E34 models is this cylinder head bolt used?
This cylinder head bolt is used in BMW 5 Series E34 chassis code 520i and 525i models. It is compatible with the M40 engine code.
Is this part original or aftermarket?
FEBI is known as an original equipment supplier for BMW. This part is of OE equivalent quality and is manufactured to high standards.
How many km does this cylinder head bolt last / when should it be replaced?
This part typically has a lifespan of 100,000 km. It is recommended to check it during engine maintenance and replace it if necessary.
Can I install it myself, or do I need to take it to a mechanic?
The installation process requires specific technical knowledge. If you lack experience, it is recommended to take it to a mechanic. Proper torque value adjustment is important.
How long will it take to arrive, do I have a return right?
Your order will be shipped the same day. You have the right to return within 14 days. Sales are made with e-archive invoices.
Advantages of German Parts Warehouse: Same day shipping, 14-day return policy, e-archive invoicing, WhatsApp expert support line (wa.me/905382927219). Our stock information is updated in real-time; your order is confirmed only from items physically available. If you write to our contact line with your vehicle's chassis number, we will quickly provide you with the correct OE/equivalent part as a quote.
This product is equivalent to the following OEM/original part numbers. You can search by your vehicle's original part number.
- 11121713200 — BMW
- 11121715398 — BMW
- 11121721939 — BMW
Compatible vehicle information not yet added.
