Raybestos MC390961 Brake Master Cylinder

Overview of Raybestos MC390961 Brake Master Cylinder

The Raybestos Element3; New Brake Master Cylinder MC390961 is designed for reliable brake hydraulics performance in Ford F-250 and F-350 trucks. Engineered with precision, this aluminum master cylinder ensures consistent braking response and durability.

• Constructed from durable aluminum for corrosion resistance
• Features a 1.250-inch bore size for optimal hydraulic pressure
• Includes two mounting holes with a diameter of 0.413 inches for secure installation
• Equipped with two ports: primary port thread 7/16"-24 and secondary port thread 9/16"-18
• Compatible with Ford F-250 and F-350 models

Detailed Product Features and Specifications

This brake master cylinder, part number MC390961, is crafted from aluminum to provide a lightweight yet sturdy component for your vehicle's brake system. The 1.250-inch bore size is designed to deliver precise hydraulic pressure, essential for effective braking performance. It mounts securely using two holes, each with a 0.413-inch diameter, ensuring a stable fit within the brake hydraulics assembly. The master cylinder includes two ports, with the primary port threaded at 7/16"-24 and the secondary port at 9/16"-18, facilitating proper brake line connections.

About the Raybestos Element3; New Product Line

The Element3; New line from Raybestos focuses on delivering reliable brake hydraulics components that meet or exceed OEM specifications. This product line emphasizes material quality and precise engineering, making it suitable for demanding applications such as those found in Ford F-250 and F-350 trucks. The MC390961 master cylinder is part of this line, reflecting Raybestos' commitment to consistent performance and durability.

Common Applications and Problem Resolution

• Replacement for worn or leaking brake master cylinders in Ford F-250 and F-350
• Restores proper hydraulic pressure for improved brake pedal feel
• Addresses brake fluid leaks caused by damaged or corroded master cylinders
• Helps eliminate spongy or unresponsive brake pedal issues
• Supports brake system maintenance and safety compliance

Installation Notes and Tips

Ensure the vehicle is securely supported before beginning installation. When replacing the master cylinder MC390961, carefully disconnect brake lines from the primary and secondary ports, noting the thread sizes (7/16"-24 and 9/16"-18) for proper reattachment. Bleed the brake system thoroughly after installation to remove air and restore optimal brake function. Use appropriate torque specifications for mounting bolts with 0.413-inch diameter holes to avoid damage.

Quality Assurance and Warranty Information

Raybestos manufactures the MC390961 brake master cylinder to meet stringent quality standards, using corrosion-resistant aluminum and precision machining. This part is backed by Raybestos' quality assurance protocols to ensure reliable performance in Ford F-250 and F-350 vehicles. Please refer to Raybestos' official warranty terms for coverage details.