Centric 131.65040 Brake Master Cylinder

Overview of Centric C-TEK Standard Brake Master Cylinder

The Centric C-TEK Standard Brake Master Cylinder 131.65040 is engineered for reliable brake hydraulics performance in select Ford trucks and vans. Designed to meet OEM specifications, this brake master cylinder ensures consistent braking response for Ford E-250 Econoline, E-350 Econoline, E-350 Econoline Club Wagon, F-250, and F-350 models.

• Compatible with Ford E-250 Econoline, E-350 Econoline, E-350 Econoline Club Wagon, F-250, and F-350
• Aluminum master cylinder body with plastic reservoir for durability and corrosion resistance
• Single reservoir type with included reservoir and master cylinder cap
• Two mounting holes for secure installation
• Master cylinder bore diameter of 1.125 inches (28.575 mm) with straight bore type
• Three ports with primary outlet thread size M18-1.50 and secondary outlet thread size 9/16"-18
• Requires one brake pressure switch (not included)

Detailed Product Description

This Centric C-TEK Standard Brake Master Cylinder (part number 131.65040) features a robust aluminum construction for the master cylinder body combined with a plastic reservoir to resist corrosion and reduce weight. The single reservoir design includes the reservoir and master cylinder cap, facilitating fluid containment and maintenance. The bore diameter measures 1.125 inches (28.575 mm), providing consistent hydraulic pressure for effective braking. The unit includes two mounting holes for secure attachment but does not come with mounting hardware, push rod, brake booster, or bleeder hoses. It has three ports with an open flare type on the primary outlet and an inverted flare on the secondary outlet, designed to fit the brake lines of compatible Ford models. This master cylinder requires a brake pressure switch, which is not included.

Compatible Vehicles and Applications

• Ford E-250 Econoline
• Ford E-350 Econoline
• Ford E-350 Econoline Club Wagon
• Ford F-250
• Ford F-350

This part is intended for use in brake hydraulic systems where the original master cylinder needs replacement due to wear, leaks, or failure to maintain proper brake pressure.

Common Issues Addressed by This Master Cylinder

• Brake fluid leaks from the master cylinder reservoir or seals
• Spongy or unresponsive brake pedal feel
• Brake warning light related to pressure switch malfunction (requires separate switch)
• Loss of hydraulic pressure causing reduced braking efficiency
• Corrosion or damage to the original master cylinder body or reservoir

Installation Notes and Tips

• Ensure compatibility with your specific Ford model and year before installation
• Brake pressure switch must be installed separately as it is not included
• Use proper brake fluid and bleed the brake system thoroughly after installation
• Mounting hardware is not included; retain original hardware or source appropriate replacements
• Inspect brake lines and fittings for wear or damage during installation

Quality Assurance and Warranty

The Centric C-TEK Standard Brake Master Cylinder is manufactured to meet or exceed OEM standards for fit, form, and function. The aluminum construction and plastic reservoir materials are selected for durability and corrosion resistance. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.