Raybestos MC390386 Brake Master Cylinder

Reliable Brake Master Cylinder for Chevrolet, Oldsmobile, and Pontiac

The Raybestos Element3; New Brake Master Cylinder MC390386 is engineered to restore precise brake hydraulics for select Chevrolet, Oldsmobile, and Pontiac models. Designed with durable aluminum construction and exact fitment specifications, this master cylinder ensures consistent braking performance.

• Constructed from lightweight, corrosion-resistant aluminum
• Features a 1.000-inch bore size for optimal hydraulic pressure
• Includes two mounting holes with a 0.433-inch diameter for secure installation
• Equipped with two ports, both with M10x1 thread size for compatibility
• Compatible with Chevrolet Malibu, Oldsmobile Cutlass, Pontiac Alero, and Grand Am

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 brake master cylinder is part of that line, offering precise engineering and materials designed to maintain proper brake system function in various GM vehicles. The Element3; New series emphasizes durability and fitment accuracy, making it suitable for professional repairs and maintenance.

Detailed Product Description

The MC390386 brake master cylinder is crafted from aluminum, providing a balance of strength and corrosion resistance essential for brake hydraulics. Its 1.000-inch bore size is calibrated to deliver consistent hydraulic pressure, ensuring responsive braking. The unit features two mounting holes, each with a diameter of 0.433 inches, allowing for secure attachment to the vehicle's brake system. Additionally, it includes two ports with M10x1 threading, compatible with standard brake line fittings. This master cylinder is designed specifically for Chevrolet Malibu, Oldsmobile Cutlass, Pontiac Alero, and Grand Am models, ensuring proper fit and function.

Common Applications and Issues Addressed

• Restores brake pressure loss due to worn or leaking master cylinder
• Eliminates spongy or unresponsive brake pedal feel
• Replaces damaged or corroded aluminum master cylinders
• Resolves brake fluid leaks at mounting or port connections
• Ensures proper hydraulic function in Chevrolet Malibu, Oldsmobile Cutlass, Pontiac Alero, and Grand Am

Installation Notes and Tips

• Verify compatibility with vehicle make and model before installation
• Ensure mounting holes align precisely with vehicle brake system
• Use appropriate brake fluid and bleed system thoroughly after installation
• Inspect port threads (M10x1) for damage and use correct fittings
• Follow manufacturer torque specifications for mounting bolts

Quality Assurance and Warranty

Raybestos manufactures the MC390386 brake master cylinder to meet stringent quality standards. The aluminum construction and precise machining contribute to long service life and reliable brake system performance. While specific warranty details are not provided here, Raybestos products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or authorized sources for exact warranty terms.