Originally posted by Power Wagon
I had (past tense, it got destroyed, long story) a brand new Kelsey Hayes hydraulic controller on my Power Wagon.
Except for the time the tube to the brakes suddenly started leaking, it was great. The idea of brakes being completely proportional to pressure just can't be beat, if you ask me
If anyone can locate another one of these, I'd love to buy it. I got mine from Napa, sold as a Napa brand accessory, but had K-H right on it. Napa discontinued the part long ago, but I got one that had been sitting around forever.