HomeBrake > Hardware, Fasteners and FittingsMPA Electrical B1050 Power Brake Booster
Part #: B1050

MPA Electrical B1050 Power Brake Booster

Reman Vac Pwr Brake Booster w/o Master Cyl
⚙️ 15 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: Jeep, Cherokee, Comanche, and Wagoneer
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Reliable Power Brake Booster Replacement for Jeep Models

The MPA Electrical Reman Vac Pwr Brake Booster w/o Master Cyl (Part Number B1050) offers a dependable vacuum power brake booster solution for Jeep Cherokee, Comanche, and Wagoneer vehicles. Designed as a standard replacement, this remanufactured booster helps restore proper brake assist performance without including the master cylinder.

Key Features of MPA Electrical B1050 Power Brake Booster

  • Remanufactured vacuum power brake booster for reliable brake assist
  • Standard replacement grade suitable for Jeep Cherokee, Comanche, and Wagoneer
  • Single diaphragm design with a diameter of 221.49 mm (8.72 inches)
  • Durable metal housing construction for long-lasting use
  • Includes two mounting studs with 3/8-16 master cylinder stud thread size
  • 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 by MPA Electrical focuses on remanufactured vacuum brake boosters designed to replace worn or faulty units without the master cylinder. This line provides a cost-effective solution for restoring brake assist functionality in compatible vehicles, maintaining OEM specifications for fit and performance.

Detailed Product Description

This remanufactured power brake booster (Part Number B1050) is engineered to meet the braking needs of Jeep Cherokee, Comanche, and Wagoneer models. Featuring a single diaphragm with a diameter of 221.49 mm (8.72 inches), it uses vacuum assistance to reduce pedal effort and improve braking response. The metal housing ensures structural integrity and durability under normal operating conditions. With two mounting studs and a 3/8-16 master cylinder stud thread size, it is designed for straightforward installation on compatible Jeep vehicles. Note that this booster does not include the master cylinder, gasket, seal, or mounting bracket, so these components must be sourced separately if needed.

Common Applications and Issues Addressed

  • Restores brake pedal assist in Jeep Cherokee, Comanche, and Wagoneer models
  • Replaces faulty or leaking vacuum brake boosters
  • Solves hard brake pedal or increased pedal effort problems
  • Addresses vacuum leaks affecting brake performance
  • Improves overall brake system responsiveness and safety

Installation Notes and Tips

Ensure the vehicle is properly supported and the brake system is depressurized before beginning installation. Since this booster does not include the master cylinder or mounting hardware, verify compatibility and availability of these components prior to installation. Follow manufacturer torque specifications for mounting studs and confirm vacuum line connections are secure to prevent leaks. Bleed the brake system after installation to remove any air and restore proper brake function.

Quality Assurance and Warranty

The MPA Electrical B1050 power brake booster is remanufactured to meet standard replacement quality grades, ensuring reliable performance and durability. While specific warranty details are not provided, remanufactured parts typically come with limited warranties covering defects in materials and workmanship. Verify warranty terms with the supplier or manufacturer for complete coverage information.

BrandMPA Electrical
Part NumberB1050
PositionReman Vac Pwr Brake Booster w/o Master Cyl
Brake Service GradeStandard replacement
Booster TypeVacuum
Brake Pedal Rod Extension IncludedNo
Diaphragm TypeSingle
Master Cylinder IncludedNo
Gasket Or Seal IncludedNo
Housing MaterialMetal
Diaphragm Diameter221.49
Diaphragm Diameter8.72
Mounting Bracket IncludedNo
Front Seal IncludedNo
Master Cylinder Stud Thread Size (mm)3/8-16
Mounting Stud Quantity2
Product ConditionRemanufactured

This part fits 15 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1990JeepCherokeeN/AReman Vac Pwr Brake Booster w/o Master Cyl
1990JeepComancheN/AReman Vac Pwr Brake Booster w/o Master Cyl
1990JeepWagoneerN/AReman Vac Pwr Brake Booster w/o Master Cyl
1989JeepCherokeeN/AReman Vac Pwr Brake Booster w/o Master Cyl
1989JeepComancheN/AReman Vac Pwr Brake Booster w/o Master Cyl
1989JeepWagoneerN/AReman Vac Pwr Brake Booster w/o Master Cyl
1988JeepCherokeeN/AReman Vac Pwr Brake Booster w/o Master Cyl
1988JeepComancheN/AReman Vac Pwr Brake Booster w/o Master Cyl
1988JeepWagoneerN/AReman Vac Pwr Brake Booster w/o Master Cyl
1987JeepCherokee2.1LL4N/AReman Vac Pwr Brake Booster w/o Master Cyl
1987JeepComanche2.1LL4N/AReman Vac Pwr Brake Booster w/o Master Cyl
1986JeepCherokee2.1LL4N/AReman Vac Pwr Brake Booster w/o Master Cyl
1986JeepComanche2.1LL4N/AReman Vac Pwr Brake Booster w/o Master Cyl
1985JeepCherokee2.1LL4N/AReman Vac Pwr Brake Booster w/o Master Cyl
1985JeepWagoneer2.1LL4N/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:

8350153383501534

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