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3286449 S1 Compressor Cylinder Head for Cummins Engines

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3286449 S1 Cummins Compatible Compressor Cylinder Head

25 12 50

Summary

This compressor cylinder head is designed for heavy-duty air brake compressors. It serves as the critical seal for the compression chamber, ensuring stable air output and temperature regulation. Compatible with Cummins systems and engineered for high-strength durability in heavy commercial vehicle applications. Equivalent to OE Cummins 3286449S1.

Product identifiers
EAN Code8699031044798
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Compatible OEM Codes

  • CUMMINS
    • 3286649 S1
    • 3286646 S1
    • 3286449 S1
    • 3286446 S1
    • 3286430 S1
  • KNORR-BREMSE
    • LK3850 S1

Description

What does a compressor cylinder head do?

This compressor cylinder head acts as the vital component that sits atop the air brake compressor cylinder block to seal the compression chamber. By providing seats for the inlet and discharge valves, it directly governs both the air output and the operating temperature of the unit. Using a high-strength replacement component allows workshop technicians to rebuild compressors in place, extending the service life of the entire air brake system.

Compatibility with Cummins systems

This component is compatible with Cummins engines and is designed to meet rigorous heavy commercial vehicle requirements. It is an essential part for maintaining optimal pneumatic pressure within the braking system of trucks and industrial machinery. Check the compatibility list to ensure correct fitment for your specific engine configuration.

Installation and maintenance guidance

When performing maintenance, technicians should inspect the valve seats and internal air passages within the head to prevent leaks. Proper installation ensures that the cooling cavities function correctly, maintaining stable temperatures under high loads. It is recommended to check all seals and gaskets during the replacement process to ensure a complete seal of the compression chamber.

OE cross-reference

25 12 50 (Compressor Cylinder Head) is the equivalent of the Cummins OE number. This part directly replaces Cummins OE number 3286449S1.

Other OEMs

CUMMINS

  • 3286649 S1
  • 3286646 S1
  • 3286449 S1
  • 3286446 S1
  • 3286430 S1

KNORR-BREMSE

  • LK3850 S1

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
CUMMINS
KNORR-BREMSE

FAQ

What is the function of a compressor cylinder head?
The cylinder head seals the compression chamber from above and contains the seats for inlet and discharge valves, directly affecting air output.
Can this part be used to rebuild an existing compressor?
Yes, this component allows a workshop technician to rebuild a compressor in place rather than replacing the entire unit.
Is this compatible with Cummins engines?
This specific cylinder head is designed to be compatible with Cummins systems in heavy commercial vehicle applications.
What should be checked during installation?
Technicians should verify that the internal air passages are clear and that all seals are properly seated to maintain compression pressure.
What are the OE reference numbers of this part?
25 12 50 directly replaces Cummins OE number 3286449S1.