{"product_id":"dorman-555-120-engine-cylinder-head-plug","title":"Dorman 555-120 Engine Cylinder Head Plug","description":"\u003ch2\u003eReliable Steel Engine Cylinder Head Plugs\u003c\/h2\u003e\u003cp\u003eThe Dorman 555-120 engine cylinder head plugs are designed to provide a secure seal for your engine block. Made from durable steel, these plugs ensure long-lasting performance and resistance to engine heat and pressure.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from high-quality steel for durability\u003c\/li\u003e\n\u003cli\u003eClosed end diameter of 0.666 inches for precise fit\u003c\/li\u003e\n\u003cli\u003eOpen end diameter of 0.666 inches for consistent sealing\u003c\/li\u003e\n\u003cli\u003ePackage includes 10 steel expansion plugs for multiple repairs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDurable Steel Construction for Engine Integrity\u003c\/h2\u003e\u003cp\u003eThese engine cylinder head plugs by Dorman are engineered to maintain the integrity of your engine block by sealing coolant and oil passages effectively. The uniform 0.666 inch diameter on both closed and open ends ensures a tight fit, reducing the risk of leaks. Ideal for vehicles requiring reliable expansion plugs, the Dorman 555-120 plugs are suitable for various automotive applications, including many Ford and Chevrolet models where steel expansion plugs are specified.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSealing coolant passages to prevent leaks and overheating\u003c\/li\u003e\n\u003cli\u003eReplacing worn or corroded cylinder head plugs\u003c\/li\u003e\n\u003cli\u003eMaintaining engine block pressure and fluid containment\u003c\/li\u003e\n\u003cli\u003ePreventing contamination of engine oil and coolant systems\u003c\/li\u003e\n\u003cli\u003eSupporting engine rebuilds and maintenance tasks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman 555-120 engine cylinder head plugs, ensure the engine block surface is clean and free of debris. Use the correct size driver to avoid damaging the plug or engine block. Gently tap the plug into place until it is flush with the block surface. Avoid over-driving to prevent deformation or leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the 555-120 engine cylinder head plugs to meet or exceed OEM specifications. Each plug is made from steel to provide reliable performance under engine operating conditions. While specific warranty details are not provided, Dorman products typically come with a limited warranty against defects in material and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":51931961786549,"sku":"BKKZ-555-120","price":21.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_555120_Fro.jpg?v=1775008407","url":"https:\/\/www.partcatalog.com\/products\/dorman-555-120-engine-cylinder-head-plug","provider":"PartCatalog","version":"1.0","type":"link"}