{"product_id":"standard-ignition-vvt550-engine-variable-valve-timing-vvt-sprocket","title":"Standard Ignition VVT550 Engine Variable Valve Timing (VVT) Sprocket - Intake","description":"\u003ch2\u003eOverview of Standard Ignition VVT550 Engine Variable Valve Timing Sprocket\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition VVT550 is a precision-engineered engine variable valve timing (VVT) sprocket designed for select Nissan models including Altima, Murano, Pathfinder, and Quest. This crankshaft gear component ensures accurate timing control essential for optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEngine variable valve timing sprocket for Nissan vehicles\u003c\/li\u003e\n\u003cli\u003eDurable metal gear material for long-lasting use\u003c\/li\u003e\n\u003cli\u003eCrankshaft gear type with 52 teeth and 2 timing marks\u003c\/li\u003e\n\u003cli\u003eInside diameter of 1.13 inches (28.7 mm) with keyway notch\u003c\/li\u003e\n\u003cli\u003eSingle mounting hole with 0.42 inch (10.67 mm) lug hole diameter\u003c\/li\u003e\n\u003cli\u003eThickness of 0.32 inches (8.13 mm) and tooth width matching thickness\u003c\/li\u003e\n\u003cli\u003eNon-adjustable design for consistent valve timing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition VVT550 sprocket is manufactured from robust metal to withstand the demanding conditions within the engine valve train system. Featuring a crankshaft gear type with 52 teeth and two timing marks, this sprocket provides precise control over the variable valve timing mechanism. Its inside diameter measures 1.13 inches (28.7 mm) and includes a keyway notch to ensure secure and accurate installation on the crankshaft. The sprocket’s thickness and tooth width are both 0.32 inches (8.13 mm), designed to maintain proper engagement with the timing chain or belt. This part is specifically engineered for Nissan Altima, Murano, Pathfinder, and Quest models, ensuring compatibility and reliable performance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper variable valve timing function in Nissan Altima, Murano, Pathfinder, and Quest\u003c\/li\u003e\n\u003cli\u003eResolves engine timing irregularities caused by worn or damaged sprockets\u003c\/li\u003e\n\u003cli\u003eEliminates rough idling or poor acceleration linked to faulty VVT components\u003c\/li\u003e\n\u003cli\u003ePrevents potential engine misfires related to timing chain slippage\u003c\/li\u003e\n\u003cli\u003eSupports engine efficiency and emissions control by maintaining accurate valve timing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Standard Ignition VVT550 sprocket requires careful alignment of the timing marks to the engine’s timing chain or belt system. The included keyway notch ensures proper orientation on the crankshaft. Note that this sprocket does not include hardware, so existing mounting bolts should be inspected and reused or replaced as necessary. It is recommended to follow the vehicle manufacturer’s service manual for torque specifications and installation procedures to ensure optimal fitment and function.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. While specific warranty details for the VVT550 sprocket are not provided here, Standard Ignition typically offers limited warranties covering defects in material and workmanship. For detailed warranty information, consult the product documentation or contact the manufacturer directly.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44721074274485,"sku":"FBHK-VVT550","price":187.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_VVT550_Fro.jpg?v=1775096035","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-vvt550-engine-variable-valve-timing-vvt-sprocket","provider":"PartCatalog","version":"1.0","type":"link"}