{"product_id":"dorman-m390016-brake-master-cylinder","title":"Dorman M390016 Brake Master Cylinder","description":"\u003ch2\u003eOverview of Dorman Brake Master Cylinder M390016\u003c\/h2\u003e\u003cp\u003eThe Dorman Brake Master Cylinder M390016 is designed specifically for Volvo 740, 760, and 780 models. Engineered with cast iron construction, this master cylinder ensures reliable brake hydraulics performance for your classic Volvo vehicle.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Volvo 740, 760, and 780 models\u003c\/li\u003e\n\u003cli\u003eCast iron master cylinder material for durability\u003c\/li\u003e\n\u003cli\u003eDual bore diameters: 0.75 inch and 0.875 inch\u003c\/li\u003e\n\u003cli\u003eThree outlet ports with rearward outlet size M10 x 1.0 and 10mm secondary outlet thread diameter\u003c\/li\u003e\n\u003cli\u003eIncludes master cylinder only; mounting hardware and reservoir not included\u003c\/li\u003e\n\u003cli\u003eThread pitch of 1.0 for secure fitting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman M390016 brake master cylinder is a critical component in the brake hydraulics system of Volvo 740, 760, and 780 vehicles. Constructed from cast iron, it offers strength and resistance to wear under demanding braking conditions. This master cylinder features two bore diameters, 0.75 inch and 0.875 inch, to accommodate specific brake system requirements. It includes three outlets, with a rearward outlet sized M10 x 1.0 and a secondary outlet thread diameter of 10mm, ensuring compatibility with the original brake lines. Note that this part does not include a reservoir or mounting hardware, so those components must be sourced separately.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper hydraulic pressure in Volvo 740, 760, and 780 brake systems\u003c\/li\u003e\n\u003cli\u003eReplaces worn or leaking master cylinders causing brake fluid loss\u003c\/li\u003e\n\u003cli\u003eEliminates spongy or unresponsive brake pedal feel\u003c\/li\u003e\n\u003cli\u003eAddresses brake failure symptoms related to internal cylinder wear\u003c\/li\u003e\n\u003cli\u003eSupports brake system maintenance and rebuild projects on compatible Volvo models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with Volvo 740, 760, or 780 before installation\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air\u003c\/li\u003e\n\u003cli\u003eUse appropriate brake fluid as specified by the vehicle manufacturer\u003c\/li\u003e\n\u003cli\u003eMounting hardware and reservoir must be reused or purchased separately\u003c\/li\u003e\n\u003cli\u003eInspect brake lines and fittings for wear or damage during installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M390016 brake master cylinder to meet or exceed OEM specifications for Volvo 740, 760, and 780 models. The cast iron construction provides durability and long service life. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in materials and workmanship. Refer to Dorman’s official documentation for exact warranty terms.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":43792093380789,"sku":"BKKX-M390016","price":95.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M390016_Fro_78f4a4ff-2db3-48d5-a973-ba72141b1b31.jpg?v=1774997541","url":"https:\/\/www.partcatalog.com\/products\/dorman-m390016-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}