>PB Blaster can eat engine seals, transmission seals and plastic cups! I just stumbled across this warning online. Has anyone else had problems with PB Blaster on organic parts? I have been cleaning up a salt-incrusted (dunked) outboard motor carb, and it clearly dissolves salt in addition to rust. Michael Rowe '74 Bugeyed Midget '60 Sprite kit Long Island, NY