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Liner Seal Ring Cummins 3054948 | 3019958, 143947, 162003
Ensure a leak-free seal and proper cylinder liner height with this premium Cummins 3054948 liner seal ring. Engineered for heavy-duty diesel engines, it prevents oil leaks and maintains optimal combustion chamber compression.
Description
High-Performance Cylinder Liner Seal Ring for Cummins Engines
The Cummins 3054948 liner seal ring (also referred to as a cylinder liner shim) is a critical component designed to maintain a tight, reliable seal between the cylinder liner and the engine block. Engineered to withstand extreme temperatures and high combustion pressures, this seal ring ensures optimal engine compression while preventing oil and coolant leaks. This part is also available under the numbers: 3019958, 143947, and 162003.
Reliable Performance and Engine Protection
Proper cylinder liner protrusion and sealing are essential for the longevity of heavy-duty diesel engines. The 3054948 seal ring is manufactured from high-quality, wear-resistant materials to prevent premature failure and maintain engine efficiency. Whether you are performing a routine overhaul or addressing a compression issue, this liner seal ring provides the precise fit and durability required for demanding commercial applications.
Compatible Engine Models
This liner seal ring is compatible with a wide range of Cummins heavy-duty diesel engines, including:
- Cummins N14 (Celect, Celect Plus, Mechanical)
- Cummins 855 Series (NH855, NT855, NTA855)
- Cummins K38, K19, K50
- Cummins G50, G855, GTA855
- Cummins QSN14, QSNT14
Cross-Reference / Interchange Part Numbers
This part replaces / is interchangeable with the following part numbers:
- 3054948
- 3019958
- 143947
- 162003
- 2238014
- SLG237720

