The 4991305 Oil Seal ensures a reliable fit for Cummins engines 6BT5.9, 6CT, 4B, ISB3.9, and QSB3.9. Engineered for durability, it delivers optimal sealing performance to secure your engine’s components and enhance operational efficiency.
The 4991305 Oil Seal ensures a reliable fit for Cummins engines 6BT5.9, 6CT, 4B, ISB3.9, and QSB3.9. Engineered for durability, it delivers optimal sealing performance to secure your engine’s components and enhance operational efficiency.