{"product_id":"standard-ignition-pr21-fuel-injection-pressure-regulator","title":"Standard Ignition PR21 Fuel Injection Pressure Regulator","description":"\u003ch2\u003eReliable Fuel Injection Pressure Regulator for Jeep Models\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition PR21 fuel injection pressure regulator is designed to maintain consistent fuel pressure for optimal engine performance. Specifically engineered for Jeep Cherokee, Comanche, and Wagoneer models, this new, cast iron regulator ensures precise fuel delivery at 41 PSI operating pressure.\u003c\/p\u003e\u003ch2\u003eKey Features of the Standard Ignition PR21\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Jeep Cherokee, Comanche, and Wagoneer vehicles\u003c\/li\u003e\n\u003cli\u003eNew, cast iron construction with steel regulator material for durability\u003c\/li\u003e\n\u003cli\u003eReturn type fuel injection pressure regulator with a fixed 41 PSI operating pressure\u003c\/li\u003e\n\u003cli\u003eStraight nipple orientation with two inlets and one outlet for efficient fuel flow\u003c\/li\u003e\n\u003cli\u003eYellow dichromium finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eIncludes instruction and caution sheets for proper installation\u003c\/li\u003e\n\u003cli\u003eDesigned for gasoline fuel systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition PR21 fuel injection pressure regulator is a non-adjustable, return-type regulator that controls fuel pressure within the injection system to ensure consistent engine operation. Constructed from cast iron with a steel regulator component, it offers reliable performance and longevity. The regulator’s 41 PSI operating pressure is calibrated to meet the fuel delivery requirements of Jeep Cherokee, Comanche, and Wagoneer models. Its straight nipple orientation and dual inlet design facilitate straightforward installation and efficient fuel flow management. The yellow dichromium finish provides added protection against corrosion, extending the part’s service life.\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\u003ePrevents fuel leaks caused by worn or damaged regulators\u003c\/li\u003e\n\u003cli\u003eEnsures proper fuel return flow to avoid pressure buildup in the fuel system\u003c\/li\u003e\n\u003cli\u003eHelps resolve rough idling or poor acceleration related to fuel pressure inconsistencies\u003c\/li\u003e\n\u003cli\u003eSupports optimal fuel injection system performance in Jeep Cherokee, Comanche, and Wagoneer vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRefer to the included instruction and caution sheets before installation\u003c\/li\u003e\n\u003cli\u003eEnsure fuel system is depressurized prior to removal of the old regulator\u003c\/li\u003e\n\u003cli\u003eCheck all fuel lines and connections for wear or damage during installation\u003c\/li\u003e\n\u003cli\u003eVerify correct nipple orientation and secure fittings to prevent leaks\u003c\/li\u003e\n\u003cli\u003eTest fuel pressure after installation to confirm proper operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications. The PR21 fuel injection pressure regulator is a new component backed by quality control standards to ensure reliable performance. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship. Consult product documentation or authorized sources for exact warranty terms.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44696437063861,"sku":"FBHK-PR21","price":76.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_PR21_Fro.jpg?v=1775081804","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-pr21-fuel-injection-pressure-regulator","provider":"PartCatalog","version":"1.0","type":"link"}