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Old 09-15-2019, 10:21 PM   #3760
DransportGarage
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Location: Lebanon, Ohio
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Re: What did you do with your truck today, Part 3

Quote:
Originally Posted by nvrdone View Post
jweb: the m/c was included in the kit from CPP. its a 79 mustang booster & m/c - disc / drum. the instructions say that the chamber closest to the booster ( larger one) is for the front brakes and the smaller chamber is for the rear brakes. to use drum brakes on the front, add a 10# check valve. with drum brakes, there is no proportioning valve.
if changing the rear wheel cylinders doesn't work, the next step would be to chance to a corvette style disc /disc m/c with 10# check valves in each side.
Someone will correct me if I'm wrong, but I believe you use 2# check valves with disc brakes, and 10# with drums.
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