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Re: 5kcstq brakes hanging up?

Tom writes:
 > Recently the brakes (apparently) hung/locked on at the start of a trip
 > in my '87 5kcstq  140,000. I made the decision to nurse it home if I
 > could and did. Then replaced rotors and pads all around, accumulator,
 > and rear hub bearings. I trust the mechanic but he is at or beyond his
 > limits with the car. I certainly am, mechanically.
 > The problem remains: At startup all feels normal including braking and
 > pedal feel; after driving about 20 miles (2 lane local, moderate speed,
 > say 40 - 60 mph) brake pedal resistance is hard, with little or no pedal
 > travel, and with noticeable increase in power necessary to maintain
 > speed.
 > Any idea what's going on?

This sounds like a brake master cylinder going bad. They have been
known to gradually apply the brakes as they warm up. Kinda sounds like 
what's happening to you.