{"product_id":"dorman-555-022-engine-expansion-plug","title":"Dorman 555-022 Engine Expansion Plug - Rear","description":"\u003ch2\u003eOverview of Dorman Engine Core Plug 555-022\u003c\/h2\u003e\u003cp\u003eThe Dorman 555-022 engine core plug is a steel cup type expansion plug designed for reliable sealing in various engine applications. It is compatible with multiple GM and Ford vehicles, including Buick, Cadillac, Chevrolet, and Ford models such as the F-150 and Camaro.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable steel material for long-lasting performance\u003c\/li\u003e\n\u003cli\u003eCup type design ensures a secure and effective seal\u003c\/li\u003e\n\u003cli\u003eMaximum diameter of 1.235 inches and minimum diameter of 1.222 inches for precise fitment\u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of vehicles including Buick LeSabre, Chevrolet Impala, Ford F-250, and Pontiac Firebird\u003c\/li\u003e\n\u003cli\u003eSold as a single expansion plug for engine core sealing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 555-022 engine core plug is engineered from steel to provide a robust and corrosion-resistant solution for sealing engine block openings. Its cup type design allows for easy installation and a tight fit, preventing coolant or oil leaks. With diameters ranging from 1.222 to 1.235 inches, this expansion plug fits precisely in designated engine core holes. This part is suitable for a variety of vehicles, including Buick models like the Century and Regal, Cadillac DeVille, Chevrolet Camaro and Monte Carlo, as well as Ford trucks such as the F-150 and E-350 Econoline. The plug is designed to maintain engine integrity by sealing core holes left from the manufacturing process or repairs.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSealing engine block core holes after machining or repair\u003c\/li\u003e\n\u003cli\u003ePreventing coolant leaks in Buick Century and Pontiac Grand Prix engines\u003c\/li\u003e\n\u003cli\u003eStopping oil seepage in Chevrolet Caprice and Oldsmobile Cutlass engines\u003c\/li\u003e\n\u003cli\u003eReplacing worn or corroded plugs in Ford F-250 and E-350 Econoline models\u003c\/li\u003e\n\u003cli\u003eMaintaining engine pressure and preventing contamination in Cadillac and Pontiac vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the core hole is clean and free of debris before installation\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to press the plug evenly into the engine block\u003c\/li\u003e\n\u003cli\u003eVerify the plug diameter matches the engine core hole for a secure fit\u003c\/li\u003e\n\u003cli\u003eInspect surrounding areas for corrosion or damage prior to installation\u003c\/li\u003e\n\u003cli\u003eConsult vehicle service manual for specific torque and installation procedures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman engine core plugs are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The 555-022 part undergoes strict quality control processes to maintain consistent dimensions and material integrity. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Refer to Dorman’s official documentation for complete warranty information.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44007293288629,"sku":"BKKZ-555-022","price":25.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_555022_Fro_f9c98248-8f0a-4229-aa4a-aec91b0096f2.jpg?v=1775008387","url":"https:\/\/www.partcatalog.com\/products\/dorman-555-022-engine-expansion-plug","provider":"PartCatalog","version":"1.0","type":"link"}