Raybestos MC391005 Brake Master Cylinder

Overview of Raybestos Element3; New Brake Master Cylinder

The Raybestos Element3; New Brake Master Cylinder MC391005 is engineered for reliable brake hydraulics performance in Toyota Yaris vehicles. Designed with precision, this aluminum master cylinder ensures consistent braking pressure and durability for your Toyota Yaris.

• Compatible with Toyota Yaris models
• Constructed from durable aluminum material
• Two mounting holes with 0.354-inch diameter for secure installation
• Bore size of 0.813 inches for optimal hydraulic function
• Equipped with two ports featuring M10x1 thread size

Product Line Details: Raybestos Element3; New

The Element3; New line by Raybestos focuses on delivering dependable brake hydraulics components with modern materials and precise engineering. This brake master cylinder is part of that line, offering enhanced corrosion resistance and consistent performance through its aluminum construction and carefully designed port threading.

Technical Description and Specifications

The MC391005 brake master cylinder features an aluminum body that provides a balance of strength and lightweight design, contributing to overall vehicle efficiency. It includes two mounting holes, each with a diameter of 0.354 inches, ensuring a secure fit in the brake system assembly. The bore size of 0.813 inches is calibrated to maintain proper hydraulic pressure for effective braking response. Additionally, the master cylinder has two ports, both threaded M10x1, facilitating straightforward connection to brake lines.

Common Applications and Problem Resolution

• Restores proper brake pedal feel and pressure in Toyota Yaris brake systems
• Replaces worn or leaking master cylinders causing brake fluid loss
• Addresses inconsistent braking or spongy brake pedal issues
• Solves hydraulic pressure failures affecting brake performance
• Suitable for maintenance or brake system rebuilds on Toyota Yaris

Installation Notes and Tips

When installing the Raybestos MC391005 brake master cylinder, ensure the mounting holes align precisely with the vehicle’s brake booster or firewall. Use the specified 0.354-inch diameter mounting holes for secure attachment. Verify that the M10x1 threaded ports are compatible with your brake lines to prevent leaks. Bleed the brake system thoroughly after installation to remove air and restore proper hydraulic pressure.

Quality Assurance and Warranty

Raybestos manufactures the MC391005 brake master cylinder to meet strict quality standards for brake hydraulics components. The aluminum construction resists corrosion and wear, contributing to long service life. While specific warranty details are not provided here, Raybestos products typically come with manufacturer-backed warranties to ensure reliability and customer confidence.