{"product_id":"trw-engine-mk-9h-engine-valve-spring-retainer","title":"TRW Engine MK-9H Engine Valve Spring Retainer","description":"\u003ch2\u003eReliable Engine Valve Spring Retainer for Porsche and Volkswagen\u003c\/h2\u003e\u003cp\u003eThe TRW Engine MK-9H engine valve spring retainer is designed to meet the specific needs of Porsche and Volkswagen vehicles, including models like the 911, 924, 944, Beetle, and Vanagon. Engineered with precision, this retainer features three notches or holes and fits valve stems with a 9 mm diameter, ensuring proper valve spring retention and engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Porsche 911, 924, 944 and Volkswagen Beetle, Vanagon\u003c\/li\u003e\n\u003cli\u003eEngine valve spring retainer with 3 notches\/holes for secure fitment\u003c\/li\u003e\n\u003cli\u003eDesigned for valve stem diameter of 9 mm\u003c\/li\u003e\n\u003cli\u003ePart number MK-9H for easy identification and replacement\u003c\/li\u003e\n\u003cli\u003eManufactured by TRW Engine for consistent quality\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe MK-9H valve spring retainer is crafted to fit valve stems measuring 9 millimeters in diameter, a common specification for various Porsche and Volkswagen engines. The three notches or holes in the retainer provide a secure locking mechanism for the valve springs, helping maintain proper valve timing and engine efficiency. This part is essential for maintaining the integrity of the valve train assembly, especially in performance and classic models such as the Porsche 911 and Volkswagen Beetle.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis engine valve spring retainer is compatible with a range of Porsche and Volkswagen models, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePorsche 911, 924, 944\u003c\/li\u003e\n\u003cli\u003eVolkswagen Beetle\u003c\/li\u003e\n\u003cli\u003eVolkswagen Vanagon\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is designed specifically for engines requiring a valve stem diameter of 9 mm and a retainer with three notches or holes, making it suitable for maintenance and repair tasks involving valve spring retention.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the MK-9H Valve Spring Retainer\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eValve spring instability causing engine misfires or noise\u003c\/li\u003e\n\u003cli\u003eWear or damage to original valve spring retainers\u003c\/li\u003e\n\u003cli\u003eValve train component failure due to improper retention\u003c\/li\u003e\n\u003cli\u003eMaintaining valve timing accuracy in Porsche and Volkswagen engines\u003c\/li\u003e\n\u003cli\u003eReplacement during engine rebuilds or performance upgrades\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the TRW Engine MK-9H valve spring retainer, ensure the valve stem diameter matches the 9 mm specification for proper fit. The three notches or holes must align correctly with the valve spring locks to secure the assembly. It is recommended to inspect related valve train components for wear during installation and replace any damaged parts to maintain engine reliability.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eTRW Engine manufactures the MK-9H valve spring retainer to meet industry standards for durability and performance. While specific warranty details are not provided, TRW Engine parts are known for consistent quality and reliability in automotive applications. Using genuine TRW components helps ensure proper engine function and longevity.\u003c\/p\u003e","brand":"TRW Engine","offers":[{"title":"Default Title","offer_id":52038818562229,"sku":"JCJS-MK-9H","price":10.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/TW_MK9H_Fro.jpg?v=1775101708","url":"https:\/\/www.partcatalog.com\/products\/trw-engine-mk-9h-engine-valve-spring-retainer","provider":"PartCatalog","version":"1.0","type":"link"}