Product Description
Cummins 3926700 OEM Valve Spring – 5.9L 12V (1989–1998) / 4BT & 6BT B-Series
The Cummins 3926700 OEM Valve Spring is a genuine Cummins replacement valve spring designed for 5.9L 12-Valve Cummins engines, as well as 4BT and 6BT B-Series diesel applications. Manufactured to Cummins OEM specifications, this valve spring helps maintain proper valve control, engine reliability, and consistent valvetrain performance in stock and mildly modified diesel engines.
Whether you're rebuilding a classic 12-valve Cummins, refreshing a worn cylinder head, or replacing damaged valvetrain components, the Cummins 3926700 valve spring provides the durability and quality expected from genuine Cummins engine parts. Designed for long service life and dependable operation, this OEM valve spring is an ideal solution for engine rebuilds, maintenance, and restoration projects.
Features
- Genuine Cummins OEM valve spring
- Direct replacement for worn or damaged factory springs
- Designed to Cummins factory specifications
- Helps maintain proper valve control and seating pressure
- Supports reliable engine operation and durability
- Ideal for stock and mild performance applications
- OEM-quality construction for long service life
- Excellent choice for engine rebuilds and cylinder head repairs
Fitment
- 1989–1998 Cummins 5.9L 12-Valve 6BT Engines
- Cummins 4BT B-Series Engines
- Cummins 6BT B-Series Engines
- Dodge Ram 2500 5.9L Cummins (1989–1998)
- Dodge Ram 3500 5.9L Cummins (1989–1998)
- Industrial and Agricultural B-Series Cummins Applications
- Engine rebuild and cylinder head service applications
Note: Always verify engine serial number and application before ordering. Multiple valve spring configurations may exist depending on engine model and production date.
What's Included
- One (1) Genuine Cummins 3926700 Valve Spring
Specifications
- Manufacturer: Cummins
- Part Number: 3926700
- Product Type: Valve Spring
- Engine Platform: Cummins B-Series
- Engine Compatibility: 4BT and 6BT
- Vehicle Compatibility: 1989–1998 Dodge Ram 5.9L 12-Valve Cummins
- Fuel Type: Diesel
- Configuration: OEM Replacement
- Installation Location: Cylinder Head Valvetrain
- Application: Engine Repair, Rebuild, and Maintenance
Cross Reference Numbers
3926700, Cummins 3926700, OEM Cummins Valve Spring, 12-Valve Valve Spring, 4BT Valve Spring, 6BT Valve Spring
FAQ
What engines use the Cummins 3926700 valve spring?
This valve spring is commonly used in Cummins B-Series diesel engines, including 4BT and 6BT applications, as well as 1989–1998 5.9L 12-valve Cummins engines.
Is this a genuine Cummins part?
Yes. The 3926700 is a genuine OEM Cummins valve spring manufactured to factory specifications.
Can this valve spring be used during an engine rebuild?
Absolutely. The Cummins 3926700 valve spring is commonly used during cylinder head service, engine rebuilds, and preventative maintenance repairs.
Should valve springs be replaced when rebuilding a cylinder head?
Many engine builders recommend inspecting and replacing worn valve springs during cylinder head service to help maintain proper valve control and long-term reliability.
Is this valve spring intended for high-performance applications?
This is an OEM replacement valve spring designed for factory performance levels and reliability. Modified or high-RPM applications may require upgraded performance valve springs.
Why choose genuine Cummins valvetrain components?
Genuine Cummins components are manufactured to original specifications and provide the fit, durability, and reliability expected from OEM engine parts.
