Power Brake Booster [7 in. Dual Diaphragm]

Name: Power Brake Booster [7 in. Dual Diaphragm]
Brand: JEGS
SKU: 555-631490
Price: 126.99 USD
Availability: InStock

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Ships on Nov 02, 2026

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Universal Power Brake Boosters

Power Brake Booster

Universal

7 in. Dual Diaphragm

Chrome Finish

Includes:

(1) 7 in. Dual Diaphram Brake Booster
(1) 4 3/4 in. Pedal Extension
(2) Brake Booster Brackets
(1) Steel Clevis (3/8 in.-24 Thread)

JEGS 631490 power brake booster is the perfect upgrade for your hot rod or custom street machine. The smaller diameter makes fitting it into tight spaces easy, and the chrome finish gives any engine bay that show-quality shine. Whether you're upgrading your stock brake booster or converting your manual brakes to power, this unit is sure to be just what you need.
Mounting Dimensions:
- 5 1/4 in. Mount Face Length
- Mount Bolts are 5/16 in.-20 x 1 1/8 in.
- 3 3/8 in. Bolt Pattern (Firewall Side)
- 3 3/8 in. Center-to-Center Bolt Hole (Master Cylinder Side)
- 4 3/4 in. Long Pedal Rod Extension (3/8 in.-24 Thread)

Direct-Fit & Universal Power Brake Boosters

JEGS offers a wide variety of Power Brake Boosters for direct fit O.E. style authentic, officially licensed, GM® restoration units with an original finish and stampings just like the original and universal applications. Whether you're looking for a chrome unit to make your engine bay shine or just a replacement to get your vehicle back on the road, we have you covered. All units are manufactured using NEW not remanufactured high-quality materials and finishes to provide years of braking service.

Part TypePower Brake Booster

Product LineJEGS Power Brake Boosters

BrandJEGS

Package Height10.8

Package Width13.1

Package Length15.3

Weight9.7 PG

Part CategoryReplacement Parts

Diaphragm TypeDual

Brake Booster FinishChrome

Brake Booster TypeVacuum diaphragm

Housing MaterialSteel