{"product_id":"standard-ignition-av21-secondary-air-injection-pump-check-valve","title":"Standard Ignition AV21 Secondary Air Injection Pump Check Valve","description":"\u003ch2\u003eOverview of Standard Ignition Secondary Air Injection Pump Check Valve\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition AV21 Secondary Air Injection Pump Check Valve is designed to maintain proper air flow within the emission control system of select Chrysler and Dodge vehicles. This valve ensures efficient operation of the secondary air injection pump, contributing to reduced emissions and improved engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Chrysler and Dodge models including 600, Aries, LeBaron, New Yorker, and Town \u0026amp; Country\u003c\/li\u003e\n\u003cli\u003eValve content designed for durability and reliable function\u003c\/li\u003e\n\u003cli\u003e3\/4 inch hose size for precise fitment\u003c\/li\u003e\n\u003cli\u003e7\/8\" - 18 NPT thread size for secure installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Specifications and Attributes\u003c\/h2\u003e\u003cp\u003eThe AV21 check valve features a 3\/4 inch hose size, which corresponds to approximately 19 mm, ensuring compatibility with the secondary air injection system hoses on specified Chrysler and Dodge vehicles. The valve includes a 7\/8\" - 18 NPT thread size, providing a secure and leak-resistant connection within the air injection system. This part is engineered to regulate air flow from the secondary air injection pump, preventing backflow and maintaining system integrity.\u003c\/p\u003e\u003ch2\u003eApplication and Vehicle Compatibility\u003c\/h2\u003e\u003cp\u003eThis Standard Ignition check valve is compatible with a range of Chrysler and Dodge models, including the Chrysler 600, Aries, LeBaron, New Yorker, and Town \u0026amp; Country. It is specifically designed to fit the secondary air injection systems in these vehicles, ensuring proper emission control function and compliance with environmental standards.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the AV21 Check Valve\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents backflow of exhaust gases into the secondary air injection pump\u003c\/li\u003e\n\u003cli\u003eHelps reduce emissions by maintaining proper air injection system operation\u003c\/li\u003e\n\u003cli\u003eEliminates air leaks that can cause engine performance issues\u003c\/li\u003e\n\u003cli\u003ePrevents damage to the secondary air injection pump caused by reverse flow\u003c\/li\u003e\n\u003cli\u003eSupports smooth engine start-up and warm-up phases by regulating air flow\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Standard Ignition AV21 check valve, ensure the hose size matches the 3\/4 inch specification for a proper seal. Use the 7\/8\" - 18 NPT thread size to securely fasten the valve in place, avoiding overtightening which can damage threads. It is recommended to inspect the surrounding hoses and connections for wear or damage during installation to maintain system integrity.\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 for emission control systems. The AV21 check valve undergoes rigorous quality control to ensure durability and proper function. Warranty coverage details can be obtained from the product documentation or Standard Ignition directly, supporting confidence in the part's longevity and fitment.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44503391731893,"sku":"FBHK-AV21","price":71.73,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_AV21_Fro.jpg?v=1775022070","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-av21-secondary-air-injection-pump-check-valve","provider":"PartCatalog","version":"1.0","type":"link"}