{"product_id":"dorman-m390513-brake-master-cylinder","title":"Dorman M390513 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Mazda Miata\u003c\/h2\u003e\u003cp\u003eThe Dorman M390513 brake master cylinder is designed specifically for Mazda Miata models, providing precise hydraulic control for your vehicle's braking system. Crafted from durable aluminum, this master cylinder includes a reservoir and sensor to ensure optimal performance and safety.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaster cylinder bore diameter: 0.875 inches for accurate hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eConstructed from lightweight, corrosion-resistant aluminum\u003c\/li\u003e\n\u003cli\u003eIncludes reservoir for fluid storage and sensor for system monitoring\u003c\/li\u003e\n\u003cli\u003eTwo outlets with rearward outlet size M10 x 1.0 and thread pitch 1.0\u003c\/li\u003e\n\u003cli\u003eSecondary outlet thread diameter of 10 mm\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman M390513 brake master cylinder is engineered to meet the hydraulic requirements of Mazda Miata vehicles. Its aluminum construction offers a balance of strength and weight savings, while the included reservoir ensures proper brake fluid containment. The master cylinder features a bore diameter of 0.875 inches, which is critical for maintaining consistent brake pressure. Equipped with two outlets, including a rearward outlet sized M10 x 1.0 and a secondary outlet with a 10 mm thread diameter, this part supports efficient brake fluid distribution. Additionally, the integrated sensor provides real-time feedback to the vehicle’s braking system, enhancing safety and responsiveness.\u003c\/p\u003e\u003ch2\u003eCompatible Applications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or leaking brake master cylinders on Mazda Miata models\u003c\/li\u003e\n\u003cli\u003eResolves brake pedal sponginess caused by internal cylinder wear\u003c\/li\u003e\n\u003cli\u003eAddresses brake fluid leaks from damaged or corroded master cylinders\u003c\/li\u003e\n\u003cli\u003eRestores proper brake pressure and pedal feel for improved stopping power\u003c\/li\u003e\n\u003cli\u003eFixes sensor-related brake warning lights due to faulty master cylinder components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dorman M390513 brake master cylinder on your Mazda Miata, ensure the brake fluid reservoir is properly filled and free of contaminants. Bleed the brake system thoroughly to remove air pockets and verify that all connections, including the M10 x 1.0 threaded outlets, are securely tightened. Since mounting hardware is not included, retain original fasteners or acquire appropriate replacements. Consult the vehicle’s service manual for torque specifications and detailed installation procedures.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures the M390513 brake master cylinder to meet or exceed OEM standards for fit, form, and function. The aluminum construction and integrated sensor are tested for durability and reliability under typical driving conditions. This part is backed by Dorman’s limited warranty, providing coverage against defects in material and workmanship for a specified period. Refer to Dorman’s warranty documentation for complete terms and conditions.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":51915816698037,"sku":"BKKX-M390513","price":144.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DB_M390513_Fro.jpg?v=1774997592","url":"https:\/\/www.partcatalog.com\/products\/dorman-m390513-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}