{"product_id":"dorman-m76160-brake-master-cylinder","title":"Dorman M76160 Brake Master Cylinder","description":"\u003ch2\u003eBrake Master Cylinder Overview\u003c\/h2\u003e\u003cp\u003eThis Dorman brake master cylinder is built for specific 1971-1972 full-size GM applications with Bendix brakes and power brakes. It matches the original design and function for direct hydraulic replacement, with a cast iron body and integrated reservoir.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1.125-inch bore diameter for the specified brake system application\u003c\/li\u003e\n\u003cli\u003eCast iron construction for durable hydraulic service\u003c\/li\u003e\n\u003cli\u003eReservoir included for a complete master cylinder assembly\u003c\/li\u003e\n\u003cli\u003eTwo outlet ports with rearward outlet size of 9\/16-18\u003c\/li\u003e\n\u003cli\u003eNew materials used in the replacement design\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eUse this brake master cylinder when replacing the hydraulic unit on compatible Buick, Chevrolet, Oldsmobile, and Pontiac models from 1971-1972. The Dorman M76160 is engineered to match the original master cylinder’s design, function, and performance, making it a direct-fit solution for vehicles equipped with Bendix brakes and power brakes. The 1.125-inch bore and dual-outlet layout support the original brake system configuration, while the cast iron housing provides a familiar OE-style construction. Part number M76160 is also referenced by several aftermarket cross numbers for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Replacement Issues\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pedal travel caused by internal master cylinder wear\u003c\/li\u003e\n\u003cli\u003eHydraulic fluid leakage from a failing cylinder body or seals\u003c\/li\u003e\n\u003cli\u003eReduced braking response from loss of hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eBrake system performance issues after corrosion or contamination\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify Bendix brake equipment, power brake setup, bore size, and outlet thread specifications before installation. This application uses a reservoir and two outlet connections, so line routing and port identification should be confirmed during replacement. Mounting hardware is not included.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman manufactures this master cylinder as a new replacement part using high-quality materials for durable service. Part number M76160 cross-references Four Seasons 76160 and Raybestos Brakes MC36361 for the same application.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":53503701745845,"sku":"BKKX-M76160","price":113.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M76160_Fro.jpg?v=1791611357","url":"https:\/\/www.partcatalog.com\/products\/dorman-m76160-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}