BMW Vacuum Pump O-Ring / Gasket – 11667794767

Quick Info

Genuine BMW vacuum pump O-ring gasket used on M57 diesel engines.
Seals the vacuum pump to the cylinder head to prevent vacuum and oil leaks.

Description

BMW 11667794767 is a genuine vacuum pump seal/O-ring fitted between the vacuum pump and cylinder head on BMW M57 diesel engines.

This gasket helps maintain proper vacuum pressure for systems such as:

• Brake booster operation
• Vacuum control circuits
• Turbo/vacuum actuators

A worn or flattened seal can cause oil seepage and vacuum leaks.

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Fitment

Engines:

• M57N
• M57N2

⚠️ Some late M57 applications may vary by vacuum pump version.

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Common Models

• E90 / E91 335d
• E60 / E61 535d
• E70 X5 3.0d / xDrive35d
• E71 X6 35d
• E83 X3 3.0d

 

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Part Numbers

• BMW: 11667794767
• BMW: 11 66 7 794 767

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Technical Details

• Type: Vacuum pump O-ring / gasket
• Position: Vacuum pump to cylinder head
• Size: 61 x 3.5mm

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Notes

• Genuine BMW sealing component
• Direct replacement fit
• Commonly replaced during vacuum pump service or oil leak repairs

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Important

❗ Not a timing chain gasket
❗ Not for N57 engines
❗ Always inspect vacuum pump housing for leaks or cracks

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Common issues when faulty

• Oil leaks around vacuum pump
• Vacuum pressure loss
• Brake booster performance issues
• Oil residue near cylinder head

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Fitment Summary

✔️ M57N / M57N2
✔️ Vacuum pump seal application
✔️ Genuine BMW O-ring gasket
❌ Not N57
❌ Not timing chain related