Product Description
The CUMMINS 4089819 OEM UPPER ENGINE GASKET KIT is designed for 2003–2007 5.9L Cummins ISB common rail diesel engines. This genuine Cummins gasket kit includes the upper engine sealing components commonly required during cylinder head service, valve train repairs, injector work, and upper engine rebuild procedures.
Use this kit when replacing the cylinder head gasket, servicing injectors, repairing valve train components, or performing an upper engine overhaul. Genuine Cummins sealing components help maintain proper compression, oil control, coolant sealing, and long-term engine reliability.
FEATURES
- Genuine Cummins OEM upper engine gasket kit
- Designed for 2003–2007 5.9L Cummins common rail engines
- Includes upper engine sealing components required during service
- Helps restore proper sealing, compression, and reliability
- Ideal for cylinder head repairs and engine rebuild work
- OEM-quality fitment and construction
FITMENT
- 2003–2007 Dodge Ram 2500 5.9L Cummins
- 2003–2007 Dodge Ram 3500 5.9L Cummins
- 2003–2007 Cummins ISB 5.9L Common Rail applications
- Select industrial and commercial 5.9L ISB applications
WHAT'S INCLUDED
- 1 Cummins 4089819 OEM Upper Engine Gasket Kit
- Upper engine gaskets and seals supplied by Cummins for applicable service procedures
CROSS-REFERENCE AND RELATED PRODUCTS
- Cummins 4089819
- Cummins Cylinder Head Gasket Components
- Cummins Injector Seal and Connector Tube Components
- Cummins Valve Cover and Valve Train Service Parts
SPECIFICATIONS
- Manufacturer: Cummins
- Part Number: 4089819
- Part Type: Upper Engine Gasket Kit
- Engine Compatibility: 5.9L Cummins ISB Common Rail
- Fitment Years: 2003–2007
- Vehicle Application: Dodge Ram 2500 / 3500
- Condition: New OEM Cummins
- Engine Platform: ISB 5.9L Common Rail
- Installation Type: Direct Replacement
FAQ
Will this gasket kit fit my truck?
This kit is designed for 2003–2007 5.9L Cummins common rail applications. Always verify fitment using your engine serial number before ordering.
Is this a genuine Cummins gasket kit?
Yes. Cummins 4089819 is a genuine OEM Cummins upper engine gasket kit manufactured to factory specifications.
What is included in the kit?
The kit contains upper engine gaskets and sealing components supplied by Cummins for applicable service and repair procedures.
When should this gasket kit be used?
This kit is commonly used during cylinder head replacement, injector service, valve train repairs, and upper engine rebuild work.
Does this include every gasket needed for a complete engine rebuild?
No. This is an upper engine gasket kit. Additional lower engine gaskets, seals, and rebuild components may be required depending on the repair.
Do I need any related parts?
Inspect head bolts, injector connector tubes, valve train components, seals, coolant hoses, and related service items during installation and replace worn components as necessary.
