Raybestos MC39178 Brake Master Cylinder

Overview of Raybestos Element3; New Brake Master Cylinder MC39178

The Raybestos Element3; New Brake Master Cylinder MC39178 is designed for reliable brake hydraulics performance in select Dodge and Plymouth vehicles. Engineered with precision, this iron master cylinder ensures consistent braking response for models such as the Dodge B100 and Plymouth Ramcharger.

• Constructed from durable iron material for long-lasting use
• Features a 1.125-inch bore size for optimal hydraulic pressure
• Includes two mounting holes with a diameter of 0.343 inches for secure installation
• Equipped with two ports: primary port thread 1/2"-20 and secondary port thread 9/16"-20
• Compatible with multiple Dodge and Plymouth models including B150, D250, W350, and Ramcharger

Detailed Product Description and Specifications

The MC39178 brake master cylinder from Raybestos is crafted from iron, providing strength and durability necessary for brake hydraulics systems. Its 1.125-inch bore size is designed to deliver precise hydraulic pressure, ensuring effective brake fluid transfer. The unit features two mounting holes, each with a diameter of 0.343 inches, allowing for a secure and stable fitment. Additionally, the master cylinder includes two ports with specific thread sizes: the primary port has a 1/2"-20 thread, while the secondary port is threaded at 9/16"-20, accommodating standard brake line fittings.

About the Raybestos Element3; New Product Line

The Element3; New line by Raybestos focuses on delivering reliable brake components that meet or exceed OEM specifications. This product line emphasizes quality materials and precise engineering, making it suitable for professional repairs and maintenance. The MC39178 master cylinder is part of this line, ensuring compatibility and performance for Dodge and Plymouth brake systems.

Compatible Vehicles and Common Applications

• Dodge B100, B150, B200, B250, B300, B350
• Dodge D100, D150, D200, D250, D300, D350
• Dodge W100, W150, W200, W250, W350
• Plymouth PB150, PB250, PB350
• Dodge Ramcharger

Issues Addressed by the MC39178 Brake Master Cylinder

• Brake pedal sinking or sponginess due to master cylinder wear
• Brake fluid leaks from worn or damaged ports
• Inconsistent brake pressure affecting stopping performance
• Corrosion or damage to original iron master cylinders
• Failure of brake hydraulics causing reduced braking efficiency

Installation Notes and Tips

• Ensure vehicle compatibility with Dodge and Plymouth models listed before installation
• Check mounting hole alignment and diameter (0.343 inches) for proper fit
• Use correct brake line fittings matching 1/2"-20 and 9/16"-20 port threads
• Bleed brake system thoroughly after installation to remove air
• Inspect brake fluid condition and replace if contaminated

Quality Assurance and Warranty Information

Raybestos manufactures the MC39178 brake master cylinder to meet stringent quality standards. The iron construction and precise bore sizing contribute to reliable brake system performance. While specific warranty details are not provided here, Raybestos products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Consult product documentation or authorized sources for exact warranty terms.