HomeBrake > Hardware, Fasteners and FittingsMPA Electrical B1025 Power Brake Booster
Part #: B1025

MPA Electrical B1025 Power Brake Booster

Reman Vac Pwr Brake Booster w/o Master Cyl
⚙️ 30 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Reman Vac Pwr Brake Booster w/o Master Cyl
🚗Fitment: Ford and Lincoln, Blackwood, Expedition, F-150, F-150 Heritage, F-250, F-350, and Navigator
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Reliable Vacuum Power Brake Booster for Ford and Lincoln Vehicles

The MPA Electrical Reman Vac Pwr Brake Booster w/o Master Cyl (Part Number B1025) is designed to restore proper brake function in select Ford and Lincoln models. This remanufactured vacuum power brake booster offers a standard replacement solution for vehicles requiring dependable braking assistance.

Key Features of MPA Electrical B1025 Brake Booster

  • Standard replacement grade for reliable brake service
  • Vacuum booster type for efficient brake pedal assist
  • Dual diaphragm design with a diameter of 10.93 inches (277.62 mm)
  • Durable metal housing construction
  • Includes 2 mounting studs with 3/8-16 master cylinder stud thread size
  • Remanufactured product condition ensuring quality restoration
  • Does not include master cylinder, gasket, seal, or mounting bracket

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

The Reman Vac Pwr Brake Booster w/o Master Cyl product line from MPA Electrical focuses on remanufactured vacuum power brake boosters without the master cylinder included. This line provides a cost-effective option for restoring brake booster function while allowing customers to retain or separately replace their existing master cylinder. The B1025 model fits within this line, offering a reliable remanufactured component tailored for specific Ford and Lincoln vehicles.

Detailed Product Description

This power brake booster is engineered with a dual diaphragm system, measuring 10.93 inches in diameter, to provide consistent vacuum assistance for improved brake pedal response. The metal housing ensures durability under typical operating conditions. Designed without the master cylinder, gasket, or mounting bracket, this booster is intended for users who need a direct replacement of the booster unit itself. The two mounting studs and standard 3/8-16 master cylinder stud thread size facilitate proper installation on compatible vehicles.

Compatible Vehicles and Common Applications

  • Ford Blackwood
  • Ford Expedition
  • Ford F-150 and F-150 Heritage
  • Ford F-250 and F-350
  • Lincoln Navigator

This booster is suitable for addressing issues such as:

  • Reduced brake pedal responsiveness or hard brake pedal
  • Vacuum leaks causing poor brake assist
  • Brake booster diaphragm failure
  • Brake pedal travel inconsistencies
  • Brake system noise or hissing during pedal application

Installation Notes and Tips

Installation requires removal of the existing brake booster and proper alignment with the master cylinder studs. Since this unit does not include a master cylinder or mounting hardware, ensure that your existing components are compatible and in good condition. Verify the mounting stud quantity and thread size (2 studs, 3/8-16) before installation. It is recommended to inspect vacuum lines and seals during installation to prevent leaks and ensure optimal performance.

Quality Assurance and Warranty

The MPA Electrical B1025 power brake booster is a remanufactured product that meets standard brake service grade requirements. Each unit undergoes thorough inspection and testing to ensure functionality and durability. While specific warranty details are not provided, remanufactured parts typically come with limited warranties covering defects in workmanship and materials. Consult your parts provider for exact warranty terms.

BrandMPA Electrical
Part NumberB1025
PositionReman Vac Pwr Brake Booster w/o Master Cyl
Brake Service GradeStandard replacement
Booster TypeVacuum
Brake Pedal Rod Extension IncludedNo
Diaphragm TypeDual
Master Cylinder IncludedNo
Gasket Or Seal IncludedNo
Housing MaterialMetal
Diaphragm Diameter10.93
Diaphragm Diameter277.62
Mounting Bracket IncludedNo
Front Seal IncludedNo
Master Cylinder Stud Thread Size (mm)3/8-16
Mounting Stud Quantity2
Product ConditionRemanufactured

This part fits 30 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2008FordExpeditionN/AReman Vac Pwr Brake Booster w/o Master Cyl
2008LincolnNavigatorN/AReman Vac Pwr Brake Booster w/o Master Cyl
2004FordF-150 HeritageN/AReman Vac Pwr Brake Booster w/o Master Cyl
2003FordF-150N/AReman Vac Pwr Brake Booster w/o Master Cyl
2003FordF-250N/AReman Vac Pwr Brake Booster w/o Master Cyl
2003LincolnBlackwoodN/AReman Vac Pwr Brake Booster w/o Master Cyl
2002FordExpeditionN/AReman Vac Pwr Brake Booster w/o Master Cyl
2002FordF-150N/AReman Vac Pwr Brake Booster w/o Master Cyl
2002FordF-250N/AReman Vac Pwr Brake Booster w/o Master Cyl
2002LincolnBlackwoodN/AReman Vac Pwr Brake Booster w/o Master Cyl
2002LincolnNavigatorN/AReman Vac Pwr Brake Booster w/o Master Cyl
2001FordExpeditionN/AReman Vac Pwr Brake Booster w/o Master Cyl
2001FordF-150N/AReman Vac Pwr Brake Booster w/o Master Cyl
2001FordF-2504.6LV8N/AReman Vac Pwr Brake Booster w/o Master Cyl
2001LincolnNavigatorN/AReman Vac Pwr Brake Booster w/o Master Cyl
2000FordExpeditionN/AReman Vac Pwr Brake Booster w/o Master Cyl
2000FordF-150N/AReman Vac Pwr Brake Booster w/o Master Cyl
2000FordF-250N/AReman Vac Pwr Brake Booster w/o Master Cyl
2000FordF-350N/AReman Vac Pwr Brake Booster w/o Master Cyl
2000LincolnNavigatorN/AReman Vac Pwr Brake Booster w/o Master Cyl
1999FordExpeditionN/AReman Vac Pwr Brake Booster w/o Master Cyl
1999FordF-150N/AReman Vac Pwr Brake Booster w/o Master Cyl
1999FordF-250N/AReman Vac Pwr Brake Booster w/o Master Cyl
1999FordF-350N/AReman Vac Pwr Brake Booster w/o Master Cyl
1999LincolnNavigatorN/AReman Vac Pwr Brake Booster w/o Master Cyl
1998FordExpeditionN/AReman Vac Pwr Brake Booster w/o Master Cyl
1998FordF-250N/AReman Vac Pwr Brake Booster w/o Master Cyl
1998LincolnNavigatorN/AReman Vac Pwr Brake Booster w/o Master Cyl
1997FordExpeditionN/AReman Vac Pwr Brake Booster w/o Master Cyl
1997FordF-250N/AReman Vac Pwr Brake Booster w/o Master Cyl

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

5L3Z-2005-BA

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.