MPA Electrical B1106 Power Brake Booster

Vacuum Brake Booster for Classic Ford and Lincoln

MPA Electrical B1106 is a remanufactured vacuum power brake booster built for vehicles that need consistent braking assist with low pedal effort. It is a standard replacement unit with a single diaphragm, metal housing, and 11.39 in. diaphragm diameter for direct-service brake repair on select Ford, Mercury, and Lincoln applications.

The MPA Electrical Reman Vac Pwr Brake Booster w/o Master Cyl line focuses on restored vacuum sealing, dependable pressure transfer, and end-of-line testing for each unit. This B1106 brake booster is supplied without a master cylinder, making it a focused replacement for booster-only service on compatible vehicles.

Key Features

• Remanufactured vacuum power brake booster
• Standard replacement brake service grade
• Single diaphragm design
• Metal housing construction
• 11.39 in. diaphragm diameter (289.31 mm)
• 2 mounting studs with 3/8-16 master cylinder stud thread size
• Master cylinder not included
• Brake pedal rod extension not included
• Mounting bracket, gasket/seal, and front seal not included
• 100% end-of-line tested by MPA Electrical

Detailed Description

MPA Electrical B1106 is engineered as a reman vacuum brake booster for select rear-wheel-drive Ford, Mercury, and Lincoln full-size cars. It is listed for 1980 Lincoln Continental, 1980-1983 Lincoln Mark VI, 1979-1986 Ford LTD, 1979-1987 Mercury Grand Marquis, 1979-1982 Mercury Marquis, 1981-1989 Lincoln Town Car, 1987 Ford LTD Crown Victoria, and 1987 Mercury Colony Park. This part cross-references Ford OE numbers D9AZ2005A and D9AZ2005B for the same application.

Use B1106 when you need a vacuum-assisted brake booster replacement for classic Lincoln Town Car, Ford LTD, or Mercury Grand Marquis brake service. The remanufactured unit is built to restore braking assist and pedal response in vehicles that rely on vacuum boost for normal brake operation.

What This Part Helps Address

• Hard brake pedal feel caused by weak vacuum assist
• Reduced braking assist during stop-and-go driving
• Brake pedal effort that has increased over time
• Booster-related vacuum leakage
• Inconsistent pressure transfer in the brake assist system

Installation Notes and Tips

Confirm the master cylinder, pushrod setup, and mounting pattern before installation. Because the master cylinder is not included, transfer or replace related brake components as needed during service. Verify vacuum supply, inspect the brake pedal linkage, and check for leaks in the brake system after installation. Fitment includes 1981-1989 Lincoln Town Car, 1987 Ford LTD Crown Victoria, 1987 Mercury Colony Park, 1979-1987 Mercury Grand Marquis, 1979-1986 Ford LTD, 1980-1983 Lincoln Mark VI, 1979-1982 Mercury Marquis, and 1980 Lincoln Continental.

Quality Assurance

MPA Electrical remanufactures this brake booster with new replacement and specially treated components to support vacuum sealing and pressure transfer. Each unit is subjected to 100% end-of-line testing using proprietary test equipment before release.