{"product_id":"trw-engine-11964-engine-exhaust-valve","title":"TRW Engine 11964 Engine Exhaust Valve","description":"\u003ch2\u003eReliable TRW Engine Exhaust Valve for BMW Vehicles\u003c\/h2\u003e\u003cp\u003eThe TRW Engine 11964 exhaust valve is engineered to meet the precise demands of various BMW models, including the 318i, 325i, 330i, and X5. Designed with durable bi-metal materials and a hardened valve stem tip, this valve ensures consistent performance and longevity in your engine's valve train system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLength: 105.7 mm for accurate fitment\u003c\/li\u003e\n\u003cli\u003eValve head diameter: 30.5 mm for optimal sealing\u003c\/li\u003e\n\u003cli\u003eValve seat angle: 45° to match OEM specifications\u003c\/li\u003e\n\u003cli\u003eBi-metal construction for enhanced durability\u003c\/li\u003e\n\u003cli\u003eHardened valve stem tip to resist wear\u003c\/li\u003e\n\u003cli\u003eValve stem diameter: 6 mm for precise operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Material Specifications\u003c\/h2\u003e\u003cp\u003eThis TRW Engine exhaust valve (part number 11964) features a bi-metal valve seat and valve body, providing a balance of heat resistance and mechanical strength. The valve stem tip is hardened to reduce wear from constant contact with the rocker arm or cam follower. With a valve seat angle of 45 degrees and a valve head diameter of 30.5 mm, this component is designed to maintain proper sealing and combustion efficiency. The 6 mm valve stem diameter and 105.7 mm length ensure compatibility with the valve guides and cylinder head of compatible BMW engines.\u003c\/p\u003e\u003ch2\u003eCompatible BMW Models and Applications\u003c\/h2\u003e\u003cp\u003eThis exhaust valve is compatible with a range of BMW vehicles, including but not limited to:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBMW 318i, 318is, 318ti\u003c\/li\u003e\n\u003cli\u003eBMW 323Ci, 323i, 323is, 323ti\u003c\/li\u003e\n\u003cli\u003eBMW 325Ci, 325i, 325xi\u003c\/li\u003e\n\u003cli\u003eBMW 328Ci, 328i, 328is\u003c\/li\u003e\n\u003cli\u003eBMW 330Ci, 330i, 330xi\u003c\/li\u003e\n\u003cli\u003eBMW 525i, 528i, 530i\u003c\/li\u003e\n\u003cli\u003eBMW X3, X5\u003c\/li\u003e\n\u003cli\u003eBMW Z3, Z4\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Engine Issues Addressed by This Exhaust Valve\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eValve seat leakage causing loss of compression\u003c\/li\u003e\n\u003cli\u003eExcessive valve stem wear leading to poor valve movement\u003c\/li\u003e\n\u003cli\u003eReduced engine performance due to worn exhaust valves\u003c\/li\u003e\n\u003cli\u003eValve head damage affecting combustion efficiency\u003c\/li\u003e\n\u003cli\u003eOverheating issues related to valve material degradation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the cylinder head and valve guides are inspected and cleaned before installation. Proper valve seat grinding or replacement may be necessary to achieve optimal sealing with the new valve. Use appropriate valve spring compressors and follow manufacturer torque specifications during installation. It is recommended to verify valve stem clearance and seating angles to maintain engine performance and longevity.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eTRW Engine exhaust valves are manufactured to meet OEM standards for fit, form, and function. The bi-metal construction and hardened valve stem tip contribute to durability under high-temperature and high-stress conditions. While specific warranty details are not provided, TRW Engine parts typically adhere to industry quality controls to ensure reliable operation in compatible BMW models.\u003c\/p\u003e","brand":"TRW Engine","offers":[{"title":"Default Title","offer_id":52038817185973,"sku":"JCJS-11964","price":24.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/TW_11964_Fro.jpg?v=1775101683","url":"https:\/\/www.partcatalog.com\/products\/trw-engine-11964-engine-exhaust-valve","provider":"PartCatalog","version":"1.0","type":"link"}