This high-quality gasket is designed to fit perfectly in Cummins Diesel Engine ISDe QSB4.5 Rocker Lever Housing. It is made from durable materials that can withstand extreme temperatures, pressure, and vibration, ensuring a secure and long-lasting seal. This gasket is a reliable replacement for damaged or worn-out gaskets, providing an excellent seal for the rocker lever housing. It is an OE/OEM part number C4899230, manufactured in China, and meets or exceeds industry standards. It is a must-have for any Cummins engine enthusiasts who want to ensure optimal performance and efficiency.