9" Universal Single Diaphragm Brake Booster Zinc It extends the life of

It extends the life of crankshaft and bearing which allows the engine to produce more power and torque

6 pinion gear

Speedmaster oil pumps are manufactured from high-quality steel with all new components

Ideal for use with capacitive discharge (CD) ignition systems

Made from durable 16-gauge steel

9" Universal Single Diaphragm Brake Booster Zinc It extends the life ofSpeedmaster brake boosters are the perfect addition to your street rod or custom application. Have you lost that vacuum feeling? If you're pushing your brake to the floor, it may be that your brake booster needs replaced, and Speedmaster has brake boosters for you.