3678921 Threaded Plug

This  threaded plugs are specifically designed to fit DCEC Cummins engines, including the ISDe and ISBe models. These plugs are an essential part of the engine's performance and are made with high-quality materials to ensure durability and long-lasting use. The part number for these plugs is 3678921 and they are manufactured in China. Perfect for those looking to replace old or worn-out plugs.