Raybestos MC391087 Brake Master Cylinder

Reliable Brake Master Cylinder for Toyota Echo

The Raybestos Element3; New Brake Master Cylinder MC391087 is engineered to restore precise brake hydraulics for your Toyota Echo. Designed with durable aluminum construction and exact fitment specifications, this master cylinder ensures consistent braking performance.

• Compatible with Toyota Echo models
• Constructed from lightweight, corrosion-resistant aluminum
• Two mounting holes with 0.374-inch diameter for secure installation
• 0.813-inch bore size for optimal hydraulic pressure
• Primary and secondary port threads sized M10x1 for standard brake line connections

About the Raybestos Element3; New Product Line

The Element3; New line by Raybestos focuses on delivering reliable brake hydraulics components with precise engineering and quality materials. This brake master cylinder is part of that line, offering a balance of durability and performance tailored for specific vehicle applications like the Toyota Echo.

Detailed Product Description

This brake master cylinder (part number MC391087) features an aluminum body that provides resistance to corrosion and heat, contributing to longer service life. The 0.813-inch bore size is designed to maintain proper hydraulic pressure, ensuring responsive brake pedal feel. With two mounting holes measuring 0.374 inches in diameter, installation is straightforward and secure. Both primary and secondary ports use M10x1 threads, compatible with standard brake lines for the Toyota Echo.

Common Issues Addressed by This Brake Master Cylinder

• Brake pedal sinking or sponginess due to internal leaks
• Loss of hydraulic pressure affecting braking efficiency
• Brake fluid leaks around the master cylinder mounting area
• Inconsistent brake pedal travel or feel
• Corrosion or wear in the original master cylinder impacting performance

Installation Notes and Tips

• Ensure compatibility with Toyota Echo before installation
• Use proper torque specifications on the two mounting bolts (0.374-inch hole diameter)
• Bleed the brake system thoroughly after installation to remove air
• Check that primary and secondary brake lines match M10x1 thread size
• Inspect brake fluid condition and replace if contaminated

Quality Assurance and Warranty

Raybestos manufactures the MC391087 brake master cylinder to meet or exceed OEM standards. The aluminum construction and precise machining contribute to reliable performance and durability. While specific warranty details may vary, Raybestos products typically come with a limited warranty against defects in materials and workmanship.