Raybestos MC391518 Brake Master Cylinder

Overview of Raybestos MC391518 Brake Master Cylinder

The Raybestos Element3; New Brake Master Cylinder MC391518 is designed specifically for Toyota Yaris models. Engineered with precision, this aluminum master cylinder ensures reliable brake hydraulics performance tailored to your vehicle's requirements.

• Compatible with Toyota Yaris models
• Constructed from durable aluminum material
• Two mounting holes with 0.354-inch diameter
• Bore size of 0.813 inches for optimal hydraulic pressure
• Primary and secondary port threads sized M12x1

Detailed Product Features and Specifications

This brake master cylinder features a robust aluminum construction that provides strength and corrosion resistance, essential for maintaining brake system integrity. The part includes two mounting holes, each with a diameter of 0.354 inches, ensuring secure installation. The bore size of 0.813 inches is designed to deliver precise hydraulic pressure for effective braking response. Both the primary and secondary ports use M12x1 thread sizes, compatible with standard brake line fittings for the Toyota Yaris.

About the Raybestos Element3; New Product Line

The Element3; New line from Raybestos focuses on delivering reliable brake hydraulics components with modern materials and manufacturing techniques. This product line emphasizes durability and fitment accuracy, making it suitable for replacement brake master cylinders like the MC391518 designed for specific vehicle applications such as the Toyota Yaris.

Common Applications and Problem Resolution

• Replacement for worn or leaking brake master cylinders on Toyota Yaris
• Restores proper hydraulic pressure for consistent brake pedal feel
• Addresses brake fluid leaks caused by damaged seals or corrosion
• Improves brake system responsiveness and safety
• Resolves issues related to spongy or unresponsive brake pedals

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Carefully remove the old master cylinder and inspect brake lines for damage. Use the two mounting holes with 0.354-inch diameter bolts to secure the new master cylinder. Confirm that the M12x1 threaded ports align correctly with brake lines to prevent leaks. After installation, bleed the brake system thoroughly to remove air and verify proper brake function.

Quality Assurance and Warranty Information

Raybestos manufactures the MC391518 brake master cylinder to meet or exceed OEM specifications for the Toyota Yaris. The aluminum construction and precise machining contribute to long-lasting performance. While specific warranty details are not provided here, Raybestos products typically come with a limited warranty covering defects in materials and workmanship.