Cummins 3693669F Oil Seal: Essential Protection for Diesel Engines Effective sealing is critical to diesel engine reliability and efficiency. The Cummins 3693669F oil seal plays a vital role in preventing oil leakage while maintaining proper lubrication within the engine. Without a reliable oil seal, oil loss can lead to increased friction, component wear, and reduced …
Cummins 3678611 Plug: Essential Sealing Component for Diesel Engines In modern diesel engines, sealing integrity directly affects reliability and service life. The Cummins 3678611 plug is designed to seal threaded openings within the engine block or related systems. Without a properly fitted plug, oil leakage or pressure loss may occur, which can gradually reduce engine …