{"product_id":"dorman-917-256-engine-variable-valve-timing-vvt-sprocket","title":"Dorman 917-256 Engine Variable Valve Timing (VVT) Sprocket - Intake","description":"\u003ch2\u003eReliable Engine Variable Valve Timing Sprocket for Toyota and Pontiac\u003c\/h2\u003e\u003cp\u003eThe Dorman 917-256 Engine Variable Valve Timing (VVT) Sprocket is designed to restore proper valve timing and improve engine performance in select Toyota and Pontiac models. Crafted from durable steel with a silver zinc-plated finish, this standard replacement cam phaser ensures reliable operation and longevity.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from high-strength steel for durability\u003c\/li\u003e\n\u003cli\u003eSilver zinc-plated finish resists corrosion\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade for dependable performance\u003c\/li\u003e\n\u003cli\u003eOverall height of 1.5 inches and length of 3.5 inches for precise fit\u003c\/li\u003e\n\u003cli\u003eIncludes cam phaser and mounting bolt for installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDurable Construction and Precise Fitment\u003c\/h2\u003e\u003cp\u003eThe Dorman 917-256 VVT sprocket is engineered to meet OEM specifications, providing a precise fit for Toyota Corolla, Matrix, Prius, Vibe, and Scion xD models, as well as select Pontiac vehicles. Its steel construction combined with a corrosion-resistant silver zinc plating helps maintain optimal function under demanding engine conditions. The included cam phaser and bolt simplify replacement, ensuring the valve timing system operates smoothly and efficiently.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cp\u003eThis VVT sprocket is compatible with the following makes and models:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eToyota Corolla\u003c\/li\u003e\n\u003cli\u003eToyota Matrix\u003c\/li\u003e\n\u003cli\u003eToyota Prius\u003c\/li\u003e\n\u003cli\u003eToyota Vibe\u003c\/li\u003e\n\u003cli\u003eScion xD\u003c\/li\u003e\n\u003cli\u003ePontiac (specific models requiring this part)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIt is commonly used to address issues such as:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIrregular or noisy valve timing operation\u003c\/li\u003e\n\u003cli\u003eCheck engine light related to camshaft timing\u003c\/li\u003e\n\u003cli\u003eReduced engine performance or fuel efficiency\u003c\/li\u003e\n\u003cli\u003eEngine hesitation or rough idling\u003c\/li\u003e\n\u003cli\u003eFailed variable valve timing system diagnostics\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman 917-256 VVT sprocket, ensure the engine is cool and follow manufacturer torque specifications for the cam phaser bolt. Proper alignment of the sprocket is critical to maintain accurate valve timing. It is recommended to inspect related timing components during replacement to prevent future issues.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 917-256 VVT sprocket is backed by Dorman's quality assurance processes. Please refer to Dorman's warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44329775890613,"sku":"BKKY-917-256","price":146.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_917256_Fro_4bc48e7f-04a6-4349-8823-306e6b2e0f20.jpg?v=1775012305","url":"https:\/\/www.partcatalog.com\/products\/dorman-917-256-engine-variable-valve-timing-vvt-sprocket","provider":"PartCatalog","version":"1.0","type":"link"}