{"product_id":"standard-ignition-pr491-fuel-injection-pressure-regulator","title":"Standard Ignition PR491 Fuel Injection Pressure Regulator","description":"\u003ch2\u003eOverview of Standard Ignition Fuel Injection Pressure Regulator PR491\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition PR491 is a new, adjustable fuel injection pressure regulator designed specifically for Mazda 6 models. This returnless regulator ensures precise fuel pressure control in gas fuel systems, contributing to optimal engine performance and fuel efficiency.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAdjustable fuel pressure for precise tuning\u003c\/li\u003e\n\u003cli\u003eNew, not remanufactured, ensuring reliability\u003c\/li\u003e\n\u003cli\u003eSingle inlet and outlet design for streamlined installation\u003c\/li\u003e\n\u003cli\u003eReturnless system type compatible with gas engines\u003c\/li\u003e\n\u003cli\u003eIncludes caution sheet for safe handling and installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition PR491 fuel injection pressure regulator is engineered to maintain consistent fuel pressure within the fuel injection system of Mazda 6 vehicles. Featuring an adjustable design, this regulator allows for fine-tuning of fuel pressure to meet specific engine requirements. Its returnless system type eliminates the need for a fuel return line, simplifying the fuel delivery system and reducing potential leak points. The single inlet and outlet configuration supports efficient fuel flow, while the absence of a reference port aligns with the design of compatible gas fuel systems. This part is brand new, ensuring durability and performance without the wear associated with remanufactured components.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMaintains stable fuel pressure to prevent engine hesitation or stalling\u003c\/li\u003e\n\u003cli\u003eHelps resolve fuel delivery inconsistencies in Mazda 6 gas engines\u003c\/li\u003e\n\u003cli\u003ePrevents fuel leaks associated with faulty pressure regulators\u003c\/li\u003e\n\u003cli\u003eSupports improved fuel economy by regulating injection pressure accurately\u003c\/li\u003e\n\u003cli\u003eReduces rough idling caused by improper fuel pressure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Standard Ignition PR491 on a Mazda 6, ensure the engine is cool and the fuel system is depressurized before beginning. Follow the included caution sheet carefully to avoid fuel spray or injury. The adjustable feature allows for calibration after installation; use appropriate diagnostic tools to set the correct fuel pressure. Verify all connections are secure and check for leaks after installation. Professional installation is recommended for optimal results.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications. The PR491 fuel injection pressure regulator is a new component, providing consistent quality and reliability. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44696497619125,"sku":"FBHK-PR491","price":99.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_PR491_Fro.jpg?v=1775081900","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-pr491-fuel-injection-pressure-regulator","provider":"PartCatalog","version":"1.0","type":"link"}