Product Description
Cummins 3920867 OEM Intake Valve – 5.9L 12-Valve (1989–1998)
The Cummins 3920867 OEM Intake Valve is a genuine replacement intake valve designed for 1989–1998 Cummins 5.9L 12-valve diesel engines. Manufactured to meet original Cummins specifications, this intake valve delivers proper airflow, sealing performance, and long-term durability for stock rebuilds, performance engine builds, and complete cylinder head overhauls.
Whether you're restoring a first-generation 12-valve, rebuilding a high-mileage work truck, or assembling a performance-oriented engine, the Cummins 3920867 intake valve provides the reliability and precision fit required to maintain proper cylinder head performance. Built from high-quality materials and engineered for extreme diesel operating conditions, this OEM valve helps ensure efficient combustion and dependable engine operation.
Features
- Genuine Cummins OEM intake valve
- Direct replacement for worn or damaged factory valves
- Manufactured to original Cummins specifications
- Designed for proper airflow and combustion efficiency
- Precision-machined sealing surfaces
- Ideal for cylinder head rebuilding and engine overhauls
- High-strength construction for long service life
- Suitable for stock and performance applications
- Maintains proper valve train geometry
- Built for demanding diesel operating conditions
Fitment
- 1989–1993 Dodge Ram Cummins 5.9L 12-Valve (1st Gen)
- 1994–1998 Dodge Ram Cummins 5.9L 12-Valve (2nd Gen)
- Cummins 6BT 5.9L Diesel Engines
- Industrial Cummins 5.9L Applications
- Agricultural and Equipment Applications Utilizing 6BT Engines
- Stock Engine Rebuilds
- Performance Engine Builds
- Cylinder Head Restoration Projects
Note: Always verify engine serial number and existing valve specifications before ordering. Inspection of valve seats, guides, springs, retainers, and related valvetrain components is recommended during cylinder head service.
What's Included
- One (1) Cummins 3920867 OEM Intake Valve
Specifications
- Manufacturer: Cummins
- Part Number: 3920867
- Component Type: Intake Valve
- Engine Platform: Cummins 6BT 5.9L 12-Valve
- Fuel Type: Diesel
- Engine Configuration: Inline 6-Cylinder
- Application: Cylinder Head Rebuild and Repair
- Material: OEM Cummins Valve Steel Construction
- Fitment: 1989–1998 Cummins 5.9L 12-Valve Engines
- Installation Location: Intake Side Cylinder Head
- OEM Replacement: Yes
Cross Reference Numbers
3920867, Cummins 3920867, 6BT Intake Valve, 12-Valve Intake Valve, Cummins OEM Intake Valve
FAQ
What engines does the Cummins 3920867 fit?
This intake valve is designed for Cummins 5.9L 12-valve diesel engines used in 1989–1998 Dodge Ram trucks as well as many industrial and agricultural 6BT applications.
Is this an OEM Cummins part?
Yes. The 3920867 is a genuine Cummins OEM replacement intake valve manufactured to original equipment specifications.
Should intake valves be replaced during a cylinder head rebuild?
Valve condition should always be inspected during a rebuild. Replacing worn or damaged valves helps maintain proper sealing, airflow, and engine reliability.
Can this valve be used in performance engine builds?
Yes. Genuine Cummins valves are commonly used in both stock rebuilds and performance-oriented 5.9L 12-valve engine builds.
Do I need additional components when replacing intake valves?
It is recommended to inspect or replace valve guides, valve seats, valve seals, springs, retainers, and locks during cylinder head service.
How many intake valves are required per engine?
The Cummins 5.9L 12-valve engine utilizes one intake valve and one exhaust valve per cylinder, requiring six intake valves per engine.
