{"product_id":"dj-rock-iv814-engine-intake-valve","title":"DJ Rock IV814 Engine Intake Valve","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe DJ Rock IV814 engine intake valve is a direct-fit replacement for a wide range of Audi and Volkswagen applications. It is built for precise airflow control in the combustion cycle and uses a nitride-coated finish to support durability under heat and wear.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect-fit intake valve for application-specific engine service\u003c\/li\u003e\n\u003cli\u003eNitride-coated surface for improved wear resistance and corrosion protection\u003c\/li\u003e\n\u003cli\u003e33.8 mm valve head diameter, 5.96 mm stem diameter, and 103.7 mm overall length\u003c\/li\u003e\n\u003cli\u003e3-groove design for compatible valvetrain assemblies\u003c\/li\u003e\n\u003cli\u003ePremium-grade construction for demanding engine environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe IV814 is an engine intake valve designed to open at the correct camshaft timing so the air-fuel charge can enter the combustion chamber efficiently. Its nitride-coated construction helps reduce friction and supports stable operation under repeated thermal cycling. This part number, IV814, is listed for multiple Audi and Volkswagen models, including Audi A4, A6, A8 Quattro, S4, S5, S6, S8, Q5, Q7, SQ5, A5 Quattro, A7 Quattro, and Volkswagen Touareg applications. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 172286, 182286) for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestoring proper intake valve sealing after wear or heat damage\u003c\/li\u003e\n\u003cli\u003eAddressing loss of compression caused by a damaged valve\u003c\/li\u003e\n\u003cli\u003eCorrecting rough running from poor cylinder breathing\u003c\/li\u003e\n\u003cli\u003eReplacing a valve with worn stem or head dimensions\u003c\/li\u003e\n\u003cli\u003eSupporting engine repair during valvetrain service\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify valve head diameter, stem diameter, groove count, and overall length before installation. Match the part to the exact engine application and inspect related valvetrain components during service. Professional installation is recommended for cylinder head work and final valve clearance checks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDJ Rock lists this intake valve as a premium replacement built to meet or exceed OEM quality standards. The nitride-coated design and application-specific fitment support consistent performance in high-temperature engine operation.\u003c\/p\u003e","brand":"DJ Rock","offers":[{"title":"Default Title","offer_id":53657957433525,"sku":"FLPN-IV814","price":19.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DJ_IV814_Fro.jpg?v=1793603994","url":"https:\/\/www.partcatalog.com\/products\/dj-rock-iv814-engine-intake-valve","provider":"PartCatalog","version":"1.0","type":"link"}