Crafted for durability and precision, this oil pan gasket is the ideal fit for your Cummins Diesel Engine, models including ISDe, ISBe, and QSB 4B. The part number C4939246 is cross-referenced with 4897877, ensuring compatibility and a seamless seal for your engine's maintenance needs. Manufactured in China, this gasket is designed with high-quality materials to provide a reliable black seal, preventing oil leaks and protecting your engine's delicate internals. Its straightforward installation process makes it a convenient choice for both professional mechanics and experienced DIY enthusiasts.