The Upper Engine Gasket Kit 4089478 4025157 is specifically designed for Cummins diesel engines, including models such as the M11, QSM, and ISM. Manufactured in China, this kit contains high-quality gaskets needed for the upper part of the engine, ensuring a secure and reliable seal to prevent leaks and maintain optimal engine performance. Ideal for heavy equipment and industrial machinery, this product is a crucial component in the maintenance and repair of Cummins engines, providing peace of mind for businesses and individuals relying on these reliable engines. Upper Engine Gasket Kit. EXHAUST GAS RECIRCULATION VALVE GASKET. ROCKER LEVER COVER GASKET. HEXAGON FLANGE HEAD CAP SCREW. ROCKER LEVER HOUSING GASKET. We supply premium, precision-engineered parts specifically for Cummins engines. If you can’t find what you’re looking for in store, it doesn’t mean we’re out of stock. The possible reasons are. The product was not put on the shelves in time. The product link was invalid. The keyword you searched for was incorrect. Your part number/machine model/serial number was incorrect. Category restrictions, more optional models cannot be uploaded. Therefore, please be sure to contact our customer service to inquire whether the goods you need are actually in stock. We art confident that we can provide the parts you need. We will respond within 24 hours. All parts’s photos are our original work, and any unauthorized use will be pursued.