Raybestos MC390333 Brake Master Cylinder

Reliable Brake Master Cylinder for Acura Protege and Mazda SLX

The Raybestos Element3; New Brake Master Cylinder MC390333 is engineered to restore precise brake hydraulics for Acura Protege and Mazda SLX models. Designed with durable aluminum construction and exact fitment specifications, this master cylinder ensures consistent braking performance.

• Constructed from lightweight, corrosion-resistant aluminum
• Two mounting holes with 0.343-inch diameter for secure installation
• 0.938-inch bore size optimized for brake fluid pressure control
• Two ports with M10x1 thread size for primary and secondary brake lines
• Compatible with Acura Protege and Mazda SLX vehicles

Detailed Specifications and Product Line Information

This brake master cylinder features a 0.938-inch bore size, which is critical for maintaining proper hydraulic pressure in the brake system. The two mounting holes, each with a diameter of 0.343 inches, provide a stable and precise fit to the vehicle’s firewall or mounting bracket. Both the primary and secondary ports use M10x1 threading, allowing for secure connection of brake lines and preventing leaks. The aluminum material offers a balance of strength and corrosion resistance, contributing to the longevity of the part.

The Element3; New product line by Raybestos focuses on delivering reliable brake hydraulics components that meet or exceed OEM standards. This line emphasizes quality materials and precise engineering to ensure compatibility and performance for specific vehicle applications, such as the Acura Protege and Mazda SLX models supported by part number MC390333.

Common Applications and Problem Resolution

• Restores brake fluid pressure for consistent pedal feel
• Replaces worn or leaking master cylinders causing brake failure
• Eliminates spongy or unresponsive brake pedal issues
• Addresses internal seal wear that leads to fluid loss
• Corrects improper brake line connections with matching port threads

Installation Notes and Tips

• Ensure the mounting holes align precisely with the vehicle’s brake booster or firewall
• Use compatible brake lines with M10x1 threads for secure port connections
• Bleed the brake system thoroughly after installation to remove air
• Inspect related brake components for wear during replacement
• Follow manufacturer torque specifications for mounting bolts

Quality Assurance and Warranty

Raybestos Element3; New brake master cylinders are manufactured to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship. Using part number MC390333 guarantees compatibility with Acura Protege and Mazda SLX models, supporting safe and effective brake system operation.