{"product_id":"raybestos-mc391078-brake-master-cylinder","title":"Raybestos MC391078 Brake Master Cylinder","description":"\u003ch2\u003eReliable Brake Master Cylinder for Kia Magentis and Optima\u003c\/h2\u003e\u003cp\u003eThe Raybestos Element3; New Brake Master Cylinder MC391078 is engineered to restore precise brake hydraulics for Kia Magentis and Optima models. Designed with durable aluminum construction and exact fitment specifications, this master cylinder ensures consistent braking performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from lightweight, corrosion-resistant aluminum\u003c\/li\u003e\n\u003cli\u003eFeatures a 1.000-inch bore size for optimal hydraulic pressure\u003c\/li\u003e\n\u003cli\u003eIncludes two mounting holes with 0.343-inch diameter for secure installation\u003c\/li\u003e\n\u003cli\u003eEquipped with two ports, both with M10x1 thread size for compatibility\u003c\/li\u003e\n\u003cli\u003eSpecifically designed for Kia Magentis and Optima brake systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Raybestos Element3; New Product Line\u003c\/h2\u003e\u003cp\u003eThe Element3; New line by Raybestos focuses on delivering reliable brake hydraulics components with precise engineering and quality materials. This product line emphasizes durability and fitment accuracy, making it suitable for replacement brake master cylinders like the MC391078, which meets OEM specifications for Kia vehicles.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe MC391078 brake master cylinder is crafted from aluminum to provide a balance of strength and corrosion resistance, essential for long-term brake system reliability. Its 1.000-inch bore size is calibrated to maintain proper hydraulic pressure, ensuring responsive braking. The two mounting holes, each with a diameter of 0.343 inches, allow for a secure and stable fit on compatible Kia Magentis and Optima models. Additionally, the master cylinder features two ports with M10x1 threading, facilitating straightforward connection to brake lines and maintaining system integrity.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores brake hydraulic pressure in Kia Magentis and Optima vehicles\u003c\/li\u003e\n\u003cli\u003eReplaces worn or leaking master cylinders causing brake fluid loss\u003c\/li\u003e\n\u003cli\u003eSolves spongy or unresponsive brake pedal feel\u003c\/li\u003e\n\u003cli\u003eAddresses brake system failure due to internal seal wear\u003c\/li\u003e\n\u003cli\u003eImproves overall brake system safety and reliability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with Kia Magentis and Optima models before installation\u003c\/li\u003e\n\u003cli\u003eUse proper torque specifications on the two mounting holes to avoid damage\u003c\/li\u003e\n\u003cli\u003eBleed the brake system thoroughly after installation to remove air\u003c\/li\u003e\n\u003cli\u003eInspect brake lines and fittings for wear or damage during replacement\u003c\/li\u003e\n\u003cli\u003eFollow manufacturer guidelines for brake fluid type and maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eRaybestos maintains strict quality control standards for the Element3; New line, including the MC391078 brake master cylinder. Manufactured with precision materials and tested for durability, this part meets or exceeds OEM requirements. Warranty details should be confirmed with the point of purchase or Raybestos directly to ensure coverage specifics.\u003c\/p\u003e","brand":"Raybestos","offers":[{"title":"Default Title","offer_id":44427922112693,"sku":"BDBL-MC391078","price":128.64,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RS_MC391078_Fro.jpg?v=1775018928","url":"https:\/\/www.partcatalog.com\/products\/raybestos-mc391078-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}