Raybestos MC39118 Brake Master Cylinder

Reliable Brake Master Cylinder for Precise Hydraulic Control

The Raybestos Element3; New Brake Master Cylinder MC39118 is engineered to deliver consistent brake hydraulic performance. Designed with durable iron construction and precise bore sizing, this master cylinder supports safe and effective braking for various vehicle applications.

• Constructed from robust iron material for long-lasting durability
• 0.750 inch bore size for accurate hydraulic pressure control
• Two mounting holes with 0.423 inch diameter for secure installation
• Dual ports with 1/2"-20 and 9/16"-18 thread sizes for versatile brake line connections
• Part number MC39118 ensures exact replacement compatibility

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 product line emphasizes quality materials and precise engineering, making the MC39118 brake master cylinder a dependable choice for maintaining brake system integrity in compatible vehicles.

Detailed Product Description

The MC39118 brake master cylinder features a 0.750 inch bore size, which is critical for maintaining proper hydraulic pressure within the brake system. Its iron construction provides strength and resistance to wear, ensuring consistent performance over time. The unit includes two mounting holes, each with a diameter of 0.423 inches, allowing for secure attachment to the vehicle’s brake assembly. Additionally, the master cylinder is equipped with two ports: a primary port with 1/2"-20 thread and a secondary port with 9/16"-18 thread, accommodating various brake line fittings. This part is designed for vehicles requiring these specific dimensions and thread sizes, making it suitable for certain makes and models that demand precise brake hydraulics components.

Common Applications and Issues Addressed

• Replacement for worn or leaking brake master cylinders
• Restores proper hydraulic pressure for improved brake response
• Eliminates spongy or unresponsive brake pedal feel
• Prevents brake fluid leaks that can compromise safety
• Supports brake system maintenance and rebuilds

Installation Notes and Tips

Ensure the mounting holes align correctly with the vehicle’s brake assembly using the 0.423 inch diameter holes. Verify that brake line fittings match the 1/2"-20 and 9/16"-18 thread sizes before installation. Properly bleed the brake system after installation to remove air and restore full hydraulic function. Use manufacturer-recommended brake fluid and follow vehicle-specific service procedures for best results.

Quality Assurance and Warranty

Raybestos Element3; New brake master cylinders are manufactured to meet stringent quality standards. The iron material and precise bore sizing 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, providing confidence in the part’s longevity and function.