Dorman M390255 Brake Master Cylinder

Overview of Dorman Brake Master Cylinder M390255

The Dorman Brake Master Cylinder M390255 is designed specifically for Chevrolet Corvette models, providing reliable brake hydraulics performance. This master cylinder features an aluminum construction and includes a reservoir and sensor to ensure proper brake system function.

• Compatible with Chevrolet Corvette vehicles
• Master cylinder bore diameter of 0.938 inches
• Durable aluminum master cylinder material
• Includes reservoir and sensor for integrated brake system monitoring
• Three outlet ports with rearward outlet size M10 x 1.0 and secondary outlet thread diameter 10 mm
• Thread pitch of 1.0 for secure fittings
• Mounting hardware not included

Detailed Product Description

The Dorman M390255 brake master cylinder is engineered to meet the specific hydraulic requirements of Chevrolet Corvette brake systems. Constructed from aluminum, this master cylinder offers corrosion resistance and strength to withstand the demands of braking pressure. The included reservoir allows for proper brake fluid storage, while the integrated sensor provides feedback to the vehicle’s brake monitoring system. With a bore diameter of 0.938 inches and three outlets, including a rearward outlet sized M10 x 1.0, this master cylinder ensures precise fluid distribution. The thread pitch of 1.0 guarantees compatibility with standard brake line fittings. Note that mounting hardware is not included, so ensure proper hardware is available for installation.

Common Applications and Issues Addressed

• Restores proper brake fluid pressure in Chevrolet Corvette brake systems
• Replaces worn or leaking master cylinders causing brake pedal sponginess
• Resolves brake fluid leaks from damaged or corroded master cylinders
• Addresses brake warning light activation due to faulty sensor integration
• Improves brake system responsiveness and safety

Installation Notes and Tips

• Verify compatibility with Chevrolet Corvette model year before installation
• Bleed brake system thoroughly after installation to remove air
• Use appropriate brake fluid as specified by vehicle manufacturer
• Ensure all fittings match the 1.0 thread pitch and outlet sizes for leak-free connections
• Mounting hardware must be sourced separately as it is not included

Quality Assurance and Warranty

Dorman brake master cylinders are manufactured to meet or exceed OEM specifications for fit and function. The M390255 part undergoes rigorous quality control to ensure durability and reliable performance in Chevrolet Corvette brake systems. Warranty coverage details should be confirmed through the product documentation or manufacturer.