{"product_id":"dorman-m390463-brake-master-cylinder","title":"Dorman M390463 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Ford and Mercury Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dorman M390463 brake master cylinder is engineered to restore proper brake hydraulics in select Ford and Mercury models. Designed with precision, this aluminum master cylinder ensures consistent brake fluid pressure for safe and effective braking performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 1 inch\u003c\/li\u003e\n\u003cli\u003eConstructed from durable aluminum material\u003c\/li\u003e\n\u003cli\u003eIncludes 4 outlets for brake line connections\u003c\/li\u003e\n\u003cli\u003eRearward outlet size: M10 x 1.0 thread\u003c\/li\u003e\n\u003cli\u003eSecondary outlet thread diameter: M12 x 1.0 with 1.0 thread pitch\u003c\/li\u003e\n\u003cli\u003ePackage contains the master cylinder only; mounting hardware and reservoir are not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman M390463 brake master cylinder is designed specifically for Ford Contour, Mercury Cougar, and Mercury Mystique models. Its 1-inch bore diameter provides the necessary hydraulic pressure for effective brake system operation. Manufactured from aluminum, this master cylinder offers corrosion resistance and durability under typical driving conditions. The unit features four outlets, including a rearward outlet with M10 x 1.0 threading and a secondary outlet with M12 x 1.0 threading, both with a 1.0 thread pitch, ensuring compatibility with the brake lines on the specified vehicles. Note that this product does not include a reservoir or sensor, and mounting hardware is not provided.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake fluid pressure in Ford Contour and Mercury Cougar brake systems\u003c\/li\u003e\n\u003cli\u003eReplaces worn or leaking master cylinders causing brake pedal issues\u003c\/li\u003e\n\u003cli\u003eAddresses brake fluid leaks due to damaged or corroded master cylinder components\u003c\/li\u003e\n\u003cli\u003eImproves brake system responsiveness and safety\u003c\/li\u003e\n\u003cli\u003eSolves inconsistent brake pedal feel or sinking pedal problems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman M390463 master cylinder requires proper brake system knowledge and tools. Since mounting hardware and reservoir are not included, reuse existing components or source replacements as needed. Ensure all brake lines are properly connected to the four outlets, matching the specified thread sizes (M10 x 1.0 and M12 x 1.0). Bleed the brake system thoroughly after installation to remove air and restore optimal brake function. Consult vehicle-specific service manuals for torque specifications and detailed procedures.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M390463 brake master cylinder to meet or exceed OEM standards for fit, form, and function. The aluminum construction provides durability and resistance to corrosion. While specific warranty details are not provided here, Dorman typically offers limited warranties on their brake hydraulic components. Verify warranty coverage with the product documentation or supplier at the time of purchase.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792173334709,"sku":"BKKX-M390463","price":105.01,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M390463_Fro.jpg?v=1774997590","url":"https:\/\/www.partcatalog.com\/products\/dorman-m390463-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}