The MAHLE S42221 Premium Piston Rings Set designed specifically to fit Cummins 5.9 engines manufactured between 1989 and 2003. This high-quality piston ring set ensures optimal performance and reliability for your Cummins engine.
The MAHLE S42221 set includes three types of rings to cover the complete compression and oil control needs of your engine. The upper compression ring (UCR) is made of durable ductile iron with a ceramic chrome facing, providing excellent sealing and longevity. The lower compression ring (LCR) and oil control ring (OCR) are constructed with cast iron for reliable performance.
With an axial height of 3.00mm for UCR, 2.38mm for LCR, and 4.00mm for OCR, these rings are engineered to precise specifications for proper fit and function. The UCR utilizes the RFK-18U ring type, while the LCR is of BT-10 type, and the OCR features the GCL-40UAW type.
Trust the Clevite MAHLE S42221 Premium Piston Rings Set to enhance the performance and longevity of your Cummins 5.9 engine. Choose from the standard size or the .020 and .040 oversized options to meet your specific engine requirements. Upgrade your piston rings today for improved engine efficiency and reliability.
Clevite MAHLE S42221 Details
Cummins
NOTES:
- Material: UCR: Ductile Iron; LCR: Cast Iron; OCR: Cast Iron
- Facing: UCR: Ceramic Chrome; LCR: N/A; OCR: N/A
- Axial Height: UCR: 3.00mm; LCR: 2.38mm; OCR: 4.00mm
- Ring Type: UCR: RFK-18U; LCR: BT-10; OCR: GCL-40UAW
- UCR = Upper Compression Ring (Top Ring)
- LCR = Lower Compression Ring (Second Ring)
- OCR = Oil Control Ring (Bottom Ring)
Clevite MAHLE S42221.020 Details
Cummins
NOTES:
- Material: UCR: Ductile Iron; LCR: Cast Iron; OCR: Cast Iron
- Facing: UCR: Ceramic Chrome; LCR: N/A; OCR: N/A
- Axial Height: UCR: 3.00mm; LCR: 2.38mm; OCR: 4.00mm
- Ring Type: UCR: RFK-18U; LCR: BT-10; OCR: GCL-40UAW
- UCR = Upper Compression Ring (Top Ring)
- LCR = Lower Compression Ring (Second Ring)
- OCR = Oil Control Ring (Bottom Ring)
Clevite MAHLE S42221.040 Details
NOTES:
- Material: UCR: Ductile Iron; LCR: Cast Iron; OCR: Cast Iron
- Facing: UCR: Ceramic Chrome; LCR: N/A; OCR: N/A
- Axial Height: UCR: 3.00mm; LCR: 2.38mm; OCR: 4.00mm
- Ring Type: UCR: RFK-18U; LCR: BT-10; OCR: GCL-40UAW
- UCR = Upper Compression Ring (Top Ring)
- LCR = Lower Compression Ring (Second Ring)
- OCR = Oil Control Ring (Bottom Ring)
Compatible With:
- 1989 Dodge 5.9L 12V Cummins
- 1990 Dodge 5.9L 12V Cummins
- 1991 Dodge 5.9L 12V Cummins
- 1992 Dodge 5.9L 12V Cummins
- 1993 Dodge 5.9L 12V Cummins
- 1994 Dodge 5.9L 12V Cummins
- 1995 Dodge 5.9L 12V Cummins
- 1996 Dodge 5.9L 12V Cummins
- 1997 Dodge 5.9L 12V Cummins
- 1998 Dodge 5.9L 12V Cummins
- 1998.5 Dodge 5.9L 24V Cummins
- 1999 Dodge 5.9L 24V Cummins
- 2000 Dodge 5.9L 24V Cummins
- 2001 Dodge 5.9L 24V Cummins
- 2002 Dodge 5.9L 24V Cummins
*May not work for all builds due to other engine/vehicle modifications
Frequently bought with:
Dodge \ Ram Diesel
Power Driven Diesel 10 AN Block Oil Drain Fitting for 89-07 Dodge Cummins (11001010001)
| Weight | N/A |
|---|---|
| Size | STD, .020, .040 |
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