MPA Electrical B3311 Power Brake Booster

Overview

MPA Electrical B3311 is a remanufactured vacuum power brake booster built for consistent brake assist and reduced pedal effort. It is a standard replacement unit with a metal housing, 11.71-inch diaphragm, and no master cylinder included.

Compatible with 2007-2012 Nissan Sentra applications, this booster is engineered for reliable vacuum sealing and pressure transfer. The B3311 is also cross-referenced to 47210-ET00A and 47210ET00A for the same application.

Key Features

• Remanufactured vacuum brake booster for standard replacement service.
• Metal housing with an 11.71-inch diaphragm for brake assist performance.
• 8 x 1.25 mm master cylinder stud thread size.
• No master cylinder, gasket, seal, pedal rod extension, or mounting bracket included.
• 100% end-of-line tested using proprietary equipment.

Detailed Description

MPA Electrical B3311 is a reman vacuum power brake booster engineered to deliver maximum braking assist with minimal pedal effort. It uses new replacement and specially treated components to support vacuum sealing and pressure transfer, while the remanufactured construction provides a direct service replacement for the original booster assembly. This part is a practical choice for Nissan Sentra brake system service when the existing booster shows loss of assist or vacuum retention issues.

The B3311 part number should be verified against the vehicle’s brake system configuration before installation. For buyers searching for a Nissan Sentra power brake booster, vacuum brake booster, or remanufactured brake booster, B3311 provides the core specifications needed for fitment-based replacement work.

What It Is Used For

• Restoring brake pedal assist when the booster no longer holds vacuum.
• Addressing a hard brake pedal condition caused by booster wear.
• Replacing a leaking or inefficient vacuum brake booster.
• Supporting consistent pressure transfer in the brake system.

Installation Notes and Tips

Confirm the master cylinder stud thread size, diaphragm size, and booster configuration before installation. This unit does not include a master cylinder, gasket, seal, pedal rod extension, or mounting bracket, so reuse or source those components as required by the application. Verify brake system condition and vacuum supply during service to avoid repeat failures.

Quality Assurance

MPA Electrical subjects each unit to 100% end-of-line testing with proprietary testing equipment. The remanufactured B3311 is built to meet standard replacement expectations for brake assist performance and vacuum seal integrity.