{"product_id":"elring-157-440-engine-cylinder-head-gasket","title":"Elring 157.440 Engine Cylinder Head Gasket","description":"\u003ch2\u003eEngine Cylinder Head Gasket for BMW X5, Z3, and Z4\u003c\/h2\u003e\u003cp\u003eThe Elring 157.440 engine cylinder head gasket is designed to meet the specific sealing requirements of BMW models including the X5, Z3, and Z4. Engineered with multilayer steel construction, this gasket ensures reliable sealing performance under demanding conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThickness: 1.8 mm for precise sealing\u003c\/li\u003e\n\u003cli\u003eMultilayer steel (MLS) gasket design for durability and heat resistance\u003c\/li\u003e\n\u003cli\u003ePiston protrusion compatibility: 1.19 mm\u003c\/li\u003e\n\u003cli\u003eCompatible with BMW X5, Z3, and Z4 models\u003c\/li\u003e\n\u003cli\u003eRequires additionally article number 802.801 for installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Design Features\u003c\/h2\u003e\u003cp\u003eThe Elring 157.440 cylinder head gasket features a multilayer steel (MLS) design, which provides enhanced sealing capabilities compared to traditional gaskets. The 1.8 mm thickness is optimized to maintain proper compression and prevent leaks between the cylinder head and engine block. The gasket is engineered to accommodate a piston protrusion of 1.19 mm, ensuring compatibility with the combustion chamber geometry of the BMW X5, Z3, and Z4 engines. This precise fitment helps maintain engine efficiency and prevents common issues such as coolant or oil leaks.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents coolant and oil leaks between the cylinder head and engine block\u003c\/li\u003e\n\u003cli\u003eMaintains engine compression for optimal performance\u003c\/li\u003e\n\u003cli\u003eReduces risk of head gasket failure due to thermal expansion\u003c\/li\u003e\n\u003cli\u003eCompatible with BMW X5, Z3, and Z4 engines requiring a 1.8 mm thick MLS gasket\u003c\/li\u003e\n\u003cli\u003eAddresses sealing issues related to piston protrusion of 1.19 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Elring 157.440 cylinder head gasket, ensure the engine surfaces are clean and free of debris. The gasket requires the use of additionally required article number 802.801 to complete the installation properly. Follow manufacturer torque specifications and tightening sequences to avoid gasket damage and ensure a secure seal. Proper installation is critical to prevent leaks and maintain engine performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eElring is known for producing high-quality gaskets that meet OEM standards. The 157.440 cylinder head gasket undergoes rigorous quality control to ensure durability and reliable sealing under high temperature and pressure conditions. While specific warranty details are not provided, Elring products typically conform to industry standards for automotive replacement parts.\u003c\/p\u003e","brand":"Elring","offers":[{"title":"Default Title","offer_id":52178604654773,"sku":"DTWD-157.440","price":121.71,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/EL_157440_Fro.jpg?v=1775496323","url":"https:\/\/www.partcatalog.com\/products\/elring-157-440-engine-cylinder-head-gasket","provider":"PartCatalog","version":"1.0","type":"link"}