HomeBrake > Hardware, Fasteners and FittingsMPA Electrical B3056 Power Brake Booster
Part #: B3056

MPA Electrical B3056 Power Brake Booster

Reman Vac Pwr Brake Booster w/o Master Cyl
⚙️ 6 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: Nissan, 240SX
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Power Brake Booster for Nissan 240SX

The MPA Electrical Reman Vac Pwr Brake Booster w/o Master Cyl (Part Number B3056) is designed as a standard replacement for the Nissan 240SX. This remanufactured vacuum power brake booster provides consistent braking assistance without including the master cylinder, making it ideal for brake system repairs or upgrades.

  • Standard replacement grade for dependable brake performance
  • Vacuum booster type for efficient brake pedal assist
  • Metal housing ensures durability and long service life
  • Diaphragm diameter of 242.82 mm (9.56 inches) for optimal vacuum operation
  • Includes two mounting studs with 8 x 1.25 mm master cylinder stud thread size
  • Remanufactured condition meets OEM specifications

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 that do not include the master cylinder. This line is tailored for customers who require a reliable booster replacement while retaining their existing master cylinder. Each unit undergoes a thorough remanufacturing process to restore functionality and meet standard brake service requirements.

Product Details and Specifications

This power brake booster features a metal housing designed for durability and resistance to wear. The vacuum booster type uses a diaphragm with a diameter of 242.82 mm (9.56 inches), providing effective brake pedal assist for the Nissan 240SX. The unit includes two mounting studs and is compatible with master cylinders that have an 8 x 1.25 mm stud thread size. Note that this part does not include the master cylinder, brake pedal rod extension, gaskets, seals, mounting brackets, or front seals.

Common Applications and Problem Resolution

  • Restores brake pedal assist in Nissan 240SX vehicles with failing or weak boosters
  • Addresses hard brake pedal issues caused by vacuum booster failure
  • Replaces leaking or damaged power brake boosters without replacing the master cylinder
  • Improves brake system responsiveness and safety
  • Suitable for standard brake service grade replacements

Installation Notes and Tips

When installing the MPA Electrical B3056 power brake booster, ensure compatibility with the Nissan 240SX model year and verify the master cylinder stud thread size (8 x 1.25 mm). Since this unit does not include mounting brackets or seals, retain or source these components separately. Proper vacuum line connections and brake system bleeding are essential for optimal performance after installation.

Quality Assurance and Warranty

This remanufactured power brake booster meets standard replacement quality requirements and is tested to ensure reliable operation. While specific warranty details are not provided, remanufactured parts from MPA Electrical typically adhere to industry standards for durability and performance.

BrandMPA Electrical
Part NumberB3056
PositionReman Vac Pwr Brake Booster w/o Master Cyl
Brake Service GradeStandard replacement
Booster TypeVacuum
Brake Pedal Rod Extension IncludedNo
Master Cylinder IncludedNo
Gasket Or Seal IncludedNo
Housing MaterialMetal
Diaphragm Diameter242.82
Diaphragm Diameter9.56
Mounting Bracket IncludedNo
Front Seal IncludedNo
Master Cylinder Stud Thread Size (mm)8 x 1.25
Mounting Stud Quantity2
Product ConditionRemanufactured

This part fits 6 vehicles. Search below:

YearMakeModelPositionNotes
1994Nissan240SXN/AReman Vac Pwr Brake Booster w/o Master Cyl
1993Nissan240SXN/AReman Vac Pwr Brake Booster w/o Master Cyl
1992Nissan240SXN/AReman Vac Pwr Brake Booster w/o Master Cyl
1991Nissan240SXN/AReman Vac Pwr Brake Booster w/o Master Cyl
1990Nissan240SXN/AReman Vac Pwr Brake Booster w/o Master Cyl
1989Nissan240SXN/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:

4721042F004721042F10

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