{"product_id":"standard-ignition-vvt683-engine-variable-valve-timing-vvt-sprocket","title":"Standard Ignition VVT683 Engine Variable Valve Timing (VVT) Sprocket - Exhaust","description":"\u003ch2\u003eOverview of Standard Ignition VVT683 Engine Variable Valve Timing Sprocket\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition VVT683 is a precision-engineered engine variable valve timing (VVT) sprocket designed specifically for Toyota Tacoma models. Manufactured from durable metal, this crankshaft gear ensures reliable performance and accurate timing for your vehicle's valve train system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEngine variable valve timing sprocket for Toyota Tacoma\u003c\/li\u003e\n\u003cli\u003eConstructed from high-quality metal gear material\u003c\/li\u003e\n\u003cli\u003eCrankshaft gear type with 36 teeth and 3 timing marks\u003c\/li\u003e\n\u003cli\u003eInside diameter of 1.33 inches (33.782 mm) with keyway notch\u003c\/li\u003e\n\u003cli\u003eSingle mounting hole with 0.47 inch (11.938 mm) lug hole diameter\u003c\/li\u003e\n\u003cli\u003eThickness of 0.2 inches (5.08 mm) and tooth width of 0.2 inches (5.08 mm)\u003c\/li\u003e\n\u003cli\u003ePart number VVT683 for precise fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition VVT683 sprocket is engineered to maintain optimal engine timing by controlling the variable valve timing mechanism on compatible Toyota Tacoma vehicles. This crankshaft gear features a single row with 36 teeth and three timing marks, allowing for precise synchronization of the camshaft and crankshaft. The sprocket’s metal construction provides durability and resistance to wear under high engine stress. Its inside diameter measures 1.33 inches (33.782 mm) and includes a keyway notch to ensure secure installation and alignment. The single mounting hole with a lug hole diameter of 0.47 inches (11.938 mm) facilitates proper attachment without the need for additional hardware, which is not included.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate variable valve timing function in Toyota Tacoma engines\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged crankshaft sprockets causing timing issues\u003c\/li\u003e\n\u003cli\u003eAddresses engine performance problems related to valve timing misalignment\u003c\/li\u003e\n\u003cli\u003eHelps eliminate rough idling or reduced fuel efficiency due to faulty VVT components\u003c\/li\u003e\n\u003cli\u003eSupports maintenance of engine timing system for consistent power delivery\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Standard Ignition VVT683 requires proper alignment of the keyway notch and timing marks to ensure correct valve timing. It is recommended to consult the Toyota Tacoma service manual for torque specifications and timing procedures. Since hardware is not included, retain original mounting components or source compatible fasteners. Careful handling during installation will prevent damage to the sprocket teeth and maintain engine timing integrity.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable fit and function. The VVT683 sprocket undergoes rigorous quality control to provide consistent performance in Toyota Tacoma vehicles. Warranty coverage details should be confirmed with the product documentation or supplier, as Standard Ignition typically offers limited warranties against defects in material and workmanship.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44721120444597,"sku":"FBHK-VVT683","price":435.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_VVT683_Fro.jpg?v=1775096066","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-vvt683-engine-variable-valve-timing-vvt-sprocket","provider":"PartCatalog","version":"1.0","type":"link"}