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the proportioning valve i have is from Summitt, it was fairly inexpensive, but i'm gonna keep it, i do plan on installing it.


matt

A proportioning valve really should be used. I am not saying those not using one are wrong, but there could be hidden problems. ...

... up fine but i have not tested it yet. Ben i should clarify - i used a proportioning valve off a 85 Dodge - the master cylinder i used is a rebuild unit from NAPA for a 72 Dodge ...

i bought an adjustable proportioning valve, but didn't use it. i used a 72 disc/drum master cyl., it is just a hint rear brake biased, but not bad enuff to need to HAVE to cure the prob. the biggest issue is you can't power brake it.


matt

Do I need to run a proportioning valve? It was always my plan to buy one, but the cheapest 4 outlet (good one, with brake light switch and everything) is like $100+, which isnt in my budget. Thanks...

... and a rebuild master cylinder. the only thing that is not new is the proportioning valve that i pirated of an 80s Dodge Ram with front disc and rear drum. any opinions on what ...

... see if that releases the brake. if not, I can work my way back to the proportioning valve and so on. If that STILL doesn't reveal a hydraulic problem, I'll take it back apart ...

... and then it started doing it again. This truck doesnt have a "normal" proportioning valve in the front like most cars, but has one in the rear called a Load Sensing Proportioning ...