MPA Electrical B1378 Power Brake Booster

Reliable Power Brake Booster Replacement for Ford F-250 and F-350

The MPA Electrical Reman Vac Pwr Brake Booster w/o Master Cyl (Part Number B1378) offers a remanufactured vacuum booster solution designed specifically for Ford F-250 and F-350 models. This standard replacement part helps restore proper brake assist performance without including the master cylinder.

Key Features of MPA Electrical B1378 Power Brake Booster

• Remanufactured vacuum power brake booster for reliable brake assist
• Compatible with Ford F-250 and F-350 trucks
• Standard replacement grade for brake service
• Metal housing construction for durability
• Diaphragm diameter approximately 11.43 inches (290.32 mm)
• Includes 2 mounting studs with 3/8-16 master cylinder stud thread size
• Does not include master cylinder, brake pedal rod extension, gaskets, or mounting brackets

About the Reman Vac Pwr Brake Booster w/o Master Cyl Product Line

The Reman Vac Pwr Brake Booster w/o Master Cyl line from MPA Electrical focuses on remanufactured vacuum brake boosters designed to meet standard replacement requirements. This product line provides a cost-effective option for restoring brake booster function in compatible vehicles without the need for a new master cylinder, making it suitable for targeted brake system repairs.

Detailed Product Description

This remanufactured power brake booster uses vacuum assistance to reduce pedal effort and improve braking response on Ford F-250 and F-350 trucks. The metal housing ensures structural integrity, while the 11.43-inch diaphragm diameter supports consistent vacuum pressure. The unit includes two mounting studs and is designed to fit master cylinders with a 3/8-16 stud thread size. Note that this booster does not come with a master cylinder, brake pedal rod extension, gaskets, or mounting brackets, so these components must be sourced separately if needed.

Common Applications and Issues Addressed

• Restores brake pedal assist in Ford F-250 and F-350 trucks
• Replaces faulty or leaking vacuum brake boosters
• Addresses hard brake pedal or increased pedal effort
• Eliminates brake assist failure due to diaphragm wear or damage
• Improves overall brake system responsiveness

Installation Notes and Tips

Ensure compatibility with your specific Ford F-250 or F-350 model year before installation. Since this booster does not include a master cylinder or mounting hardware, verify that existing components are in good condition or obtain replacements as necessary. Properly torque mounting studs and confirm vacuum line connections are secure to prevent leaks. Bleed the brake system after installation to remove air and ensure optimal brake performance.

Quality Assurance and Warranty

The MPA Electrical B1378 power brake booster is remanufactured to meet standard brake service grade specifications. While specific warranty details are not provided, remanufactured parts typically undergo inspection and testing to ensure functional reliability. Consult the product documentation or supplier for warranty information related to this part.