{"product_id":"dorman-m64986-brake-master-cylinder","title":"Dorman M64986 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Chevrolet, Oldsmobile, and Pontiac\u003c\/h2\u003e\u003cp\u003eThe Dorman M64986 Brake Master Cylinder is engineered to restore proper brake hydraulics in select Chevrolet, Oldsmobile, and Pontiac vehicles. Designed with durable cast iron and a 1-inch bore diameter, this master cylinder ensures consistent brake fluid pressure for safe stopping performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 1 inch for precise hydraulic control\u003c\/li\u003e\n\u003cli\u003eConstructed from cast iron for long-lasting durability\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for brake fluid storage\u003c\/li\u003e\n\u003cli\u003eTwo outlets with rearward outlet size 1\/2-20 and secondary outlet thread diameter 9\/16-18\u003c\/li\u003e\n\u003cli\u003eCompatible with Chevrolet Camaro, El Camino, Malibu, Monte Carlo, Nova, Oldsmobile Omega, and Pontiac Firebird\u003c\/li\u003e\n\u003cli\u003ePart number M64986 for accurate replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDurable Construction and Precise Fitment\u003c\/h2\u003e\u003cp\u003eThis Dorman brake master cylinder features a cast iron body that withstands the rigors of brake system pressure and heat. The included reservoir allows for proper brake fluid containment, while the two outlet ports with specific thread sizes (1\/2-20 rearward and 9\/16-18 secondary) provide secure connections to the brake lines. The 1-inch bore diameter is designed to match original equipment specifications, ensuring consistent brake pedal feel and hydraulic response.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThe M64986 master cylinder is compatible with a range of classic and late-model vehicles, including Chevrolet Camaro, El Camino, Malibu, Monte Carlo, Nova, Oldsmobile Omega, and Pontiac Firebird. This part is ideal for restoring brake hydraulics in these models, maintaining factory performance and safety standards.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRestores proper brake fluid pressure and pedal feel\u003c\/li\u003e\n\u003cli\u003eReplaces worn or leaking master cylinders\u003c\/li\u003e\n\u003cli\u003eEliminates brake fluid leaks and contamination\u003c\/li\u003e\n\u003cli\u003eAddresses spongy or unresponsive brake pedal issues\u003c\/li\u003e\n\u003cli\u003eSupports brake system rebuilds and maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman M64986 master cylinder requires proper brake system bleeding to remove air and ensure optimal hydraulic function. Note that mounting hardware is not included, so original or compatible fasteners will be needed. Verify thread sizes on brake lines to match the 1\/2-20 and 9\/16-18 outlet ports for a secure fit. It is recommended to inspect related brake components during installation for comprehensive system reliability.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. While specific warranty details for part number M64986 should be confirmed at the time of purchase, Dorman typically offers limited warranties covering defects in material and workmanship to support customer confidence.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43789376520373,"sku":"BKKX-M64986","price":62.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M64986_Fro.jpg?v=1774997519","url":"https:\/\/www.partcatalog.com\/products\/dorman-m64986-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}