Cummins Oil Seal Kit – Front/Alternator Drive 3803894

The Cummins Oil Seal Kit (Part Number 3803894) is a genuine OEM seal kit designed for the front crankshaft cover or alternator drive of Cummins engines, specifically models L10, M11, ISM, and QSM. This kit includes durable metal flanges and precision oil-sealing components that maintain proper lubrication and prevent oil leaks from contaminating adjacent systems. Packaged in an authentic Cummins box, it ensures a reliable, tight seal essential for engine performance and longevity while withstanding heavy-duty operations.