
Cylinder Test Valve Assembly / Kit
Cylinder Test Valve Assembly / Kit
Application: EMD cylinder test valve assemblies
Part of our Cylinder test valve product line
The Cylinder Test Valve Assembly / Kit is identified by EMD Part No. 40036607. EMD parts documentation identifies 40036607 as the Cylinder Test Valve Kit. The EMD 710 parts catalogue specifies the kit as including the needle valve, valve body, and cylinder test valve seal. The kit is associated with the cylinder test valve assembly used for EMD engine applications.
How This Part Works
The Cylinder Test Valve Assembly / Kit provides the specified replacement components for servicing the cylinder test valve assembly. The documented kit includes the needle valve, valve body, and cylinder test valve seal.
Signs It's Time to Replace
- Valve leakage: leakage from the cylinder test valve assembly can indicate deterioration of one or more kit components
- Needle valve wear: deterioration of the needle valve can affect the valve assembly
- Seal deterioration: damage or deterioration of the cylinder test valve seal can affect sealing
- Valve body damage: cracks, deformation, or damage to the valve body should be assessed
- Test-valve operating concerns: abnormal operation should prompt inspection of the cylinder test valve components
Apex focuses on EMD engine components and cylinder test-valve parts for EMD applications. The Cylinder Test Valve Assembly / Kit is identified by EMD Part No. 40036607, allowing customers to source the documented replacement kit by its specific EMD reference. The kit's defined component arrangement helps distinguish it from the complete cylinder test valve assembly and individual replacement components.
See all Cylinder test valve parts →- Engine Compatibility
- EMD 645 & EMD 710 Series
- Applications
- Locomotive · Marine · Power Generation
- Quality Standard
- ISO 9001:2015 Certified · OEM Grade





