Skip to content
3944460 S1 Compressor Cylinder Head for Cummins Engines
1960 Views Updated

3944460 S1 Cummins Compatible Compressor Cylinder Head

25 08 11

Summary

This compressor cylinder head is designed for air brake compressors, ensuring reliable sealing of the compression chamber. Compatible with Cummins systems, this high-strength component is essential for professional compressor rebuilds in heavy commercial vehicle applications. Equivalent to OE Cummins 3944460S1.

Product identifiers
EAN Code8699031024127
Ready to Order
Get Information
Share
WhatsApp Facebook X LinkedIn

Compatible OEM Codes

  • WABCO
    • 911 154 520 0 S1
    • 911 154 519 0 S1
    • 911 154 511 0 S1
    • 911 154 510 0 S1
    • 911 154 509 0 S1
  • CUMMINS
    • 3976362 S1
    • 3949095 S1
    • 3948842 S1
    • 3944460 S1
    • 3936808 S1

Description

What does a compressor cylinder head do?

This compressor cylinder head serves as the critical cast component that sits atop the air brake compressor's cylinder block. It seals the compression chamber from above, facilitating the essential pressure generation required for heavy commercial vehicle braking systems. By replacing only the head, workshop technicians can effectively rebuild a compressor in place rather than replacing the entire unit.

Compatibility and application

This specific part is compatible with Cummins systems. It is designed to handle the intense thermal and pressure cycles found in heavy-duty engine environments, ensuring stable air output and proper temperature regulation through its internal passages.

Installation and maintenance

When performing maintenance, technicians should inspect the seating areas for the inlet and discharge valves to ensure a perfect seal. Proper installation of the head and accompanying gaskets is vital to prevent air leaks and maintain consistent system pressure during operation.

Troubleshooting and selection

Consult your authorized distributor to ensure this component matches your specific compressor architecture and port requirements.

OE cross-reference

25 08 11 (Compressor Cylinder Head) is the equivalent of the Cummins OE number. This part directly replaces Cummins OE number 3944460S1.

Other OEMs

CUMMINS

  • 3976362 S1
  • 3949095 S1
  • 3948842 S1
  • 3944460 S1
  • 3936808 S1

WABCO

  • 9111545200S1
  • 9111545190S1
  • 9111545110S1
  • 9111545100S1
  • 9111545090S1
  • 911 154 520 0 S1
  • 911 154 519 0 S1
  • 911 154 511 0 S1
  • 911 154 510 0 S1
  • 911 154 509 0 S1

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
CUMMINS
WABCO

FAQ

What is the function of a compressor cylinder head?
The cylinder head seals the compression chamber from above and houses the seats for the inlet and discharge valves, directly governing 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 by replacing only the top cover rather than the whole unit.
How do I ensure correct fitment for my engine?
Selection should be based on the specific architecture of the compressor; always verify compatibility with your specific engine or system model.
What are common signs of a failing cylinder head?
Symptoms may include inconsistent air pressure output or abnormal running temperatures due to improper sealing or blocked cooling cavities.
What are the OE reference numbers of this part?
25 08 11 directly replaces Cummins OE number 3944460S1.