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Brake problem

Started by Rasmusvestlin, June 25, 2022, 08:14:05 AM

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Rasmusvestlin

Hello everyone!

I have rightstuff 4 wheel disc brake kit on my -70 challenger, the car is completly renovated and everything is new on the car. I use willwood booster and mastercylinder 1" bore. The problem is that the brakes dosnt work as good as i think they would..

I have done all this

:bleed the brakes 100 times, its no air left, if i pump the brakepedal it dosnt get firmer as it should if it still was air in the system.

: i have adjusted the parkingbrake arm as they recomend.

: I checked if the gap between the pushrod from the booster to my mastercylinder was to big. It was perfect gap there also.

The car stops when i brake, but it wont lockup the brakes even if i stand on my brakepedal. I am out of ideas now and would really appreciate help with this! Is it just bad quality or will it get better the more i drive the car and let it brake in the parts?

Please help!

Best regards Rasmus!

7212Mopar

Are you using stock distribution block or adjustable Wilwood? Center the discs equal distance both sides? Brake system bedded in?
1973 Challenger Rallye, 416 AT
2012 Challenger SRT8 6 speed Yellow Jacket

Rasmusvestlin

Using willwoods block, its 1 piston calipers with dowlpins, so it should center itself no? I have driven abit and it should work better then it does. I can not get it to stop in an enmergency. Can it be that my rod from my brake pedal to the booster is to short and i need a longer one to get full motion on my brake pedal? See my picture what i mean.


MoparLeo

You have the same question on other sites and have not answered whether the pads have been properly bedded.
Who installed the conversion ? How long/many miles do you have on these brakes. Did you own this car before the conversion ?
You have your own expectations but are they real or just going by how the brakes on another car works. If so, what is that other car ?
More details really help, or you will just continue to get a bunch of guesses based on partial information. Not really helpful.
Have you considered taking the car to a brake shop ?
moparleo@hotmail.com  For professionally rebuilt door hinges...