Product Description
The CUMMINS 3804990 OEM PISTON RING SET (STANDARD) is designed for 1998.5–2002 ISB 5.9L 24-valve Cummins diesel engines. This genuine Cummins piston ring set is manufactured to OEM specifications to help restore compression, control oil consumption, and maintain proper engine performance during rebuilds and repairs.
Use this standard-size ring set when rebuilding an engine with pistons and cylinder bores that remain within factory specifications. Always verify fitment by engine serial number and application before ordering.
FEATURES
- Genuine Cummins OEM piston ring set
- Standard-size piston rings for factory bore dimensions
- Designed for 1998.5–2002 ISB 5.9L 24V Cummins engines
- Helps restore engine compression and oil control
- Ideal for engine rebuild and overhaul applications
- Built to Cummins OEM specifications for durability and reliability
FITMENT
- 1998.5–2002 Dodge Ram 2500 5.9L Cummins 24V
- 1998.5–2002 Dodge Ram 3500 5.9L Cummins 24V
- Select Cummins ISB 5.9L industrial and commercial applications
WHAT'S INCLUDED
- 1 Cummins 3804990 OEM Standard Piston Ring Set
CROSS-REFERENCE AND RELATED PRODUCTS
- Cummins 3804990
- Standard bore piston service components
- Cylinder liner and engine overhaul components
SPECIFICATIONS
- Manufacturer: Cummins
- Part Number: 3804990
- Part Type: Piston Ring Set
- Size: Standard
- Engine Compatibility: ISB 5.9L 24V Cummins
- Fitment Years: 1998.5–2002
- Vehicle Application: Dodge Ram 2500 / 3500
- Condition: New
- Quantity: One Piston Ring Set
FAQ
Will this part fit my truck?
This piston ring set fits 1998.5–2002 ISB 5.9L 24-valve Cummins applications listed above. Always verify fitment using your engine serial number before ordering.
Is this a standard-size ring set?
Yes. Cummins 3804990 is a standard-size piston ring set intended for engines with cylinder bores that remain within factory specifications.
What is included?
This listing includes one Cummins 3804990 OEM standard piston ring set.
When should piston rings be replaced?
Piston rings should be replaced during engine rebuilds, overhauls, or whenever excessive oil consumption, low compression, or cylinder wear is present.
Can these rings be used with oversized pistons?
No. This is a standard-size ring set. Engines requiring oversized pistons or machined cylinders will need the appropriate oversize ring set.
Do I need any related parts?
Inspect pistons, cylinder bores, rod bearings, main bearings, gaskets, seals, and other overhaul components during engine service and replace worn parts as necessary.
