Basicly?
If you feel the need to take the cyl's apart???? remove the end caps.... wrap a shop rag over the exposed ends... and apply air press to the brake line port... but ONLY use enough pressure to "pop" the cups out...
Michael


\'48 chev 2-ton boom truck (Boomer)
'49 Chev 2-ton flat bed
'65 Chev 35ft school bus
'88 GMC 6500
'72 Superior 26ft class "A" coach
'50 Farmall "M"
'71 MGB GT
'68 Austin-Healey Sprite
'65 Austin-Healey Sprite
and various other odd British cars
and lots of old radios.....

Although we know what the speed of light is..... What I want to know is... How fast is the speed of DARK??