{"product_id":"standard-ignition-ru-12-ballast-resistor","title":"Standard Ignition RU-12 Ballast Resistor","description":"\u003ch2\u003eReliable Ballast Resistor for Chrysler, Dodge, and Plymouth Vehicles\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition RU-12 ballast resistor is designed to provide consistent ignition performance for a range of Chrysler, Dodge, and Plymouth models. Engineered to meet precise resistance specifications, this part ensures stable voltage regulation within the ignition system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCold resistance range: 1.15-1.38 ohms\u003c\/li\u003e\n\u003cli\u003eOperating resistance: 4.75-5.75 ohms at 25°C\u003c\/li\u003e\n\u003cli\u003eFour male blade terminals for secure connections\u003c\/li\u003e\n\u003cli\u003eNo connector or mounting brackets included\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple Chrysler, Dodge, and Plymouth models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe RU-12 ballast resistor features a cold resistance between 1.15 and 1.38 ohms, which helps regulate current flow during engine startup. Its operating resistance ranges from 4.75 to 5.75 ohms at 25 degrees Celsius, ensuring optimal ignition coil performance under normal operating conditions. The resistor is equipped with four male blade terminals, providing reliable electrical connections without the need for additional connectors or mounting brackets. This design supports straightforward installation and maintenance.\u003c\/p\u003e\u003ch2\u003eCompatible Chrysler, Dodge, and Plymouth Models\u003c\/h2\u003e\u003cp\u003eThis ballast resistor is compatible with a wide range of vehicles, including Chrysler models like the Imperial, LeBaron, and New Yorker; Dodge models such as the Challenger, Charger, Dakota, and Ram series; and Plymouth models including the Aspen and Duster variants. The RU-12 part number is specifically suited for ignition systems in these vehicles, ensuring proper fit and function.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents ignition coil overheating by regulating voltage\u003c\/li\u003e\n\u003cli\u003eResolves issues with engine misfires related to ignition resistance\u003c\/li\u003e\n\u003cli\u003eAddresses starting difficulties caused by faulty ballast resistors\u003c\/li\u003e\n\u003cli\u003eHelps maintain consistent spark timing and engine performance\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged resistors in primary ignition circuits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Standard Ignition RU-12 ballast resistor, ensure the ignition system is powered off to avoid electrical hazards. The resistor’s four male blade terminals should be connected securely to the corresponding wiring harness. Since no mounting brackets are included, verify that the resistor is mounted in a location that prevents vibration and exposure to excessive heat. Proper installation will support reliable ignition system operation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications, providing dependable performance for your vehicle’s ignition system. The RU-12 ballast resistor undergoes rigorous quality control to ensure durability and consistent resistance values. Please refer to Standard Ignition’s warranty policy for coverage details on this part.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44697835471029,"sku":"FBHK-RU-12","price":11.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_RU12_Fro_687522ed-6534-431f-924e-4199aa644a0e.jpg?v=1775093551","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-ru-12-ballast-resistor","provider":"PartCatalog","version":"1.0","type":"link"}