What Brake Fluid Should I Use ?

We recommend DOT 4 or DOT 5.1 only, and stay away from silicone brake fluid. There are some Hi Temp versions of DOT 5.1 that offer higher protection against boiling the fluid. You must be careful with brake fluid as it will soften paint if spilled. The brake fluid should be changed every year before […]

When Do I Need A Residual Pressure Valve ?

In OEM vehicles, they are present in drum brake systems. 10 lbs of line pressure are required to keep the wheel cylinder cups expanded and ready to start moving the brake shoes. They were either located within the master cylinder behind the brass inserts at the exit ports, or down in the combination valve. Without […]

Do I Need a Proportioning Valve ?

Many believe you don’t need one, but your vehicle will never stop as good as it could. All factory cars came with them for a reason. Optimal braking occurs when all four tires want to lock-up at the same time. There are may differences between the front and rear of your vehicle. Weight, tire height, […]

What Brake Pressure Do I Need ?

Recommended brake pressure will normally get you in the ball park, but many factors will play a role in achieving optimal braking. There are all the different elements that exist between front and rear. Weight, tire height, width, compound, pressure, rotor diameter, number of pistons per caliper, piston diameter, brake pad area and compound. Always […]

Can I Use My Stock Master Cylinder, Or Do I Need A New One ?

You might be able to use it but will need to check brake pressures. We recommend a brake pressure test gauge, like our P2360, when you are altering the brake system to ensure safe operation. The gauge includes an adapter that will temporarily replace the bleed screw in our calipers. The 1/4″-28 UNF will fit […]