Tech Talk with Master Power Brakes

Troubleshooting a Hard Brake Pedal in a Power Booster Equipped Vehicle

Posted by mpbrakes1 on Sep 2, 2015 4:32:37 AM

Here’s a scary scenario we all dread as drivers. You’re cruising down the highway, wind flowing through your hair and “Born to be Wild” pumping from the stereo. Up ahead traffic begins to slow and you gently tap the brakes. To your horror, nothing happens! The pedal is stiff as a plank of wood. You have to practically stand on the brake to slow the vehicle down, but it does so eventually. Phew!

This post on vacuum pressure is the first of our 4-part series in which we take a deep dive into diagnosing the most frequent causes and solutions related to a hard brake pedal.

Read More

Topics: How To Series, Tips and Info, Soft Brake Pedal, Master Power Brakes, Calculating the Right Brake Pedal Ratio, Hard Brake Pedal, tech tip, Disc Brakes vs Drum Brakes

Calculating the Right Brake Pedal Ratio

Posted by Master Power Brakes Team on May 21, 2015 11:10:24 AM

Whether your vehicle has power or manual brakes, pedal ratio is important. If you are experiencing a hard pedal you should check your pedal ratio if you have converted from the vehicle’s OE set up.  As a general rule, your pedal ratio should not exceed 6:1 for manual brakes with a 1” bore master cylinder and 4:1 for power brakes with a 1-1/8” bore master.

Read More

Topics: How To Series, Tips and Info, Soft Brake Pedal, Master Power Brakes, Calculating the Right Brake Pedal Ratio, Hard Brake Pedal

How To Series: Correctly Calculating Brake Pedal Ratio

Posted by Master Power Brakes Team on Oct 10, 2013 9:52:54 AM

Pedal Ratio is one of the most overlooked parts of a brake system. One of the main reasons and causes of a hard brake pedal is simply due to incorrect pedal ratio. When a brake pedal gets modified to “fit” in a vehicle or a booster/master cylinder gets installed where it “fits” in the car, the pedal ratio is rarely taken into consideration. Proper pedal ratio is a must when installing and operating a brake system.

Read More

Topics: How To Series, Soft Brake Pedal, Calculating the Right Brake Pedal Ratio, Hard Brake Pedal, Brake System Upgrades

Download Our BRAND NEW Printable Troubleshooting Flow Chart
Speak with a Specialist
New Call-to-action

Recent Posts

Diagnose a hard brake pedal

Subscribe for Email Updates

Posts by Topic

see all
New call-to-action
                                                    Give us a call at 1-888-249-9425 and we’ll  be glad to answer any questions you might have.  The call is on us, so what are you waiting for?