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**Smitty** · 11-17-2003, 09:57 PM

I found out the hard way the drum brake master cylinger has a built in 3lb. residual pressure even when no pressure on the pedal to keep tension on the springs. Translates to constant pressure on the piston in the caliper. So pads are always dragging on the rotor.

11-17-2003, 09:57 PM	#4
Smitty Senior Member Join Date: Dec 1999 Location: Spring Valley, Ca. Posts: 1,137	I found out the hard way the drum brake master cylinger has a built in 3lb. residual pressure even when no pressure on the pedal to keep tension on the springs. Translates to constant pressure on the piston in the caliper. So pads are always dragging on the rotor. __________________ Smitty '71 Short Fleetside Spring Valley, Ca.