{"product_id":"raybestos-mc681-brake-master-cylinder","title":"Raybestos MC681 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Precise Hydraulic Control\u003c\/h2\u003e\u003cp\u003eThe Raybestos Element3; New Brake Master Cylinder MC681 is engineered to provide consistent brake hydraulics performance. Designed with three ports and specific thread sizes, this master cylinder supports accurate fluid distribution for safe braking operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThree ports for versatile brake line connections\u003c\/li\u003e\n\u003cli\u003ePrimary port thread size: 1\/2\"-20\u003c\/li\u003e\n\u003cli\u003eSecondary port thread size: 1\/8\"-27 NPT\u003c\/li\u003e\n\u003cli\u003ePart number MC681 for easy identification and replacement\u003c\/li\u003e\n\u003cli\u003eCompatible with various vehicle makes and models requiring these specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis brake master cylinder features three ports, allowing for efficient brake fluid routing in hydraulic brake systems. The primary port thread is sized at 1\/2\"-20, while the secondary port thread is 1\/8\"-27 NPT, ensuring compatibility with standard brake line fittings. The Raybestos Element3; New line focuses on delivering reliable brake hydraulics components that meet or exceed OEM standards, making the MC681 a suitable replacement part for vehicles requiring these exact thread specifications and port configurations.\u003c\/p\u003e\u003ch2\u003eApplications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper brake fluid pressure in vehicles with worn or leaking master cylinders\u003c\/li\u003e\n\u003cli\u003eEliminates brake pedal sponginess caused by internal cylinder wear\u003c\/li\u003e\n\u003cli\u003eAddresses brake fluid leaks at the master cylinder ports\u003c\/li\u003e\n\u003cli\u003eImproves brake system responsiveness and safety\u003c\/li\u003e\n\u003cli\u003eCompatible with vehicles requiring a 3-port brake master cylinder with specified thread sizes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify thread sizes (1\/2\"-20 primary, 1\/8\"-27 NPT secondary) before installation\u003c\/li\u003e\n\u003cli\u003eEnsure brake lines are properly connected to corresponding ports to avoid leaks\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to avoid damaging port threads during installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eRaybestos Element3; New brake master cylinders are manufactured to meet stringent quality standards. The MC681 part undergoes rigorous testing to ensure durability and reliable hydraulic performance. While specific warranty details are not provided here, Raybestos products typically come with a limited warranty against defects in materials and workmanship, supporting professional-grade repair confidence.\u003c\/p\u003e","brand":"Raybestos","offers":[{"title":"Default Title","offer_id":44428950962357,"sku":"BDBL-MC681","price":117.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RS_MC681_Fro.jpg?v=1775019069","url":"https:\/\/www.partcatalog.com\/products\/raybestos-mc681-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}