Originally Posted by rwenzing
Save yourself some grief and stop buying the $20 AutoZone/Advanced/OReilly specials. The OE Ford valves will begin to leak eventually but are usually good for 7~10 years.
x2. The only problem I had with mine was that the rubber diaphragm got a leak after about 10 years so my A/C kept defaulting to defrost.
I also agree with over tightening those hose clamps.