MPA Electrical B1181 Power Brake Booster

Vacuum brake booster replacement

This remanufactured MPA Electrical power brake booster is built for vehicles that need consistent vacuum-assisted braking with reduced pedal effort. It is a standard replacement unit for classic Ford van applications and is identified by part number B1181.

Compatible With 1975-1983 Ford E-100 Econoline, 1975-1983 Ford E-100 Econoline Club Wagon, 1975-1983 Ford E-150 Econoline, and 1975-1983 Ford E-150 Econoline Club Wagon. This part cross-references D5UZ2005A and D7UZ2005A for the same application.

Key features

• Vacuum booster design for brake assist.
• Remanufactured metal housing for replacement use.
• 10.88-inch diaphragm diameter for the listed application.
• 3/8-16 master cylinder stud thread size.
• No master cylinder, gasket, seal, or mounting bracket included.

Product details

MPA Electrical B1181 is a remanufactured vacuum power brake booster engineered to deliver reliable pressure transfer and steady braking assist. The unit uses specially treated replacement components and is end-of-line tested with proprietary equipment to verify performance before release. It is a direct-fit style replacement for Ford E-100 Econoline and Ford E-150 Econoline van applications listed in the fitment data.

Common issues this part can address

• Hard brake pedal feel.
• Reduced brake assist from a failing vacuum booster.
• Inconsistent pedal response during braking.
• Loss of vacuum seal in the booster assembly.
• Brake assist problems on remanufactured replacement needs.

Installation notes

Verify the master cylinder stud thread size, diaphragm diameter, and mounting configuration before installation. This booster does not include a master cylinder, gasket, seal, or mounting bracket, so those components must be confirmed separately during service. Match the vehicle application carefully for Ford E-100 Econoline and Ford E-150 Econoline fitment.

Quality assurance

MPA Electrical subjects each unit to 100% end-of-line testing using proprietary testing equipment. The remanufactured construction and tested vacuum booster design support consistent braking performance for the listed applications.