{"product_id":"dj-rock-vg428-engine-valve-guide-intake-and-exhaust","title":"DJ Rock VG428 Engine Valve Guide - Intake and Exhaust","description":"\u003ch2\u003eEngine Valve Guide Overview\u003c\/h2\u003e\u003cp\u003eThis engine valve guide is a premium, application-specific replacement for cylinder head service. Part number VG428 is built to restore precise valve movement, proper alignment, and stable combustion chamber sealing in supported Ford, Mazda, Mercury, and Land Rover applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePremium-grade engine valve guide for cylinder head repair\u003c\/li\u003e\n\u003cli\u003eDirect-fit replacement engineered for accurate valve alignment\u003c\/li\u003e\n\u003cli\u003eHelps reduce lateral valve movement and friction\u003c\/li\u003e\n\u003cli\u003eManufactured from high-strength cast iron or bronze materials\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM quality standards\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment and Application Details\u003c\/h2\u003e\u003cp\u003eCompatible with a wide range of Ford Ranger, Ford Explorer, Ford Mustang, Mercury Mountaineer, Mazda B4000, Land Rover LR3, Ford Explorer Sport Trac, and Ford Explorer Sport applications. Fits 2001-2011 Ford Ranger, N\/A; Fits 1997-2010 Ford Explorer, N\/A; Fits 2007-2010 Ford Explorer Sport Trac, Intake and Exhaust; Fits 2005-2010 Ford Mustang, N\/A; Fits 1998-2010 Mercury Mountaineer, N\/A; Fits 2001-2009 Mazda B4000, N\/A; Fits 2005-2007 Land Rover LR3, N\/A; Fits 2001-2005 Ford Explorer Sport Trac, N\/A; Fits 2001-2003 Ford Explorer Sport, Intake and Exhaust.\u003c\/p\u003e\u003cp\u003ePart number VG428 is specified with a 7.1 mm inner diameter, 12 mm outer diameter, and 44.2 mm overall length. Those dimensions support accurate valve stem guidance during engine operation and help maintain consistent valvetrain geometry. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 172286, 182286) for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Repair Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExcessive valve stem movement in the cylinder head\u003c\/li\u003e\n\u003cli\u003eValve alignment issues affecting sealing and timing\u003c\/li\u003e\n\u003cli\u003eWear-related valvetrain noise or instability\u003c\/li\u003e\n\u003cli\u003eRestoration work on supported Ford, Mazda, Mercury, or Land Rover engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eInstall during cylinder head service using the correct machining and valve train procedures for the application. Verify guide dimensions, valve stem fit, and intake\/exhaust location before assembly. Part number VG428 should be matched to the exact engine configuration listed in the fitment data.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDNJ engine valve guides are manufactured to meet or exceed OEM quality standards. VG428 is produced as a direct-fit replacement using materials selected for heat resistance, wear control, and long-term service in valvetrain applications.\u003c\/p\u003e","brand":"DJ Rock","offers":[{"title":"Default Title","offer_id":53260840272053,"sku":"FLPN-VG428","price":15.82,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DJ_VG428_Fro.jpg?v=1789276280","url":"https:\/\/www.partcatalog.com\/products\/dj-rock-vg428-engine-valve-guide-intake-and-exhaust","provider":"PartCatalog","version":"1.0","type":"link"}