15+ Bench Bleeding Brake Master Cylinder Background. New master cylinders usually ship with cheap plastic ones that will suffice. However, to make the bleeding process more effective, use bench bleeding technique.
The problem with air is that it is compressible, while the fluid that goes in your braking system is not. If using silicone fluid stop and read the disclaimer below before proceeding. Brake pressure bleeder by zeitgeist 13.
.bench bleed the master cylinder before putting it on car !
Brake master cylinder replacement helps brake pedals hold pressure when you brake. Since my pickup needed a brake master cylinder, i decided to show how to bench bleed one prior to installing it. Replacing the master cylinder for you brakes or clutch is only part of the job, we'll show you how to bleed the master cylinder and finish the job right. You should bench bleed your master cylinder first, then bleed on the car.