Re: Double-Action Fuel/Vacuum Pump
Perhaps the Nitrile/Neoprene mentioned in the kit on display is newly formulated or
something .........any nitrile I used when developing my brand of diaphragm became
suspiciously gummy after a three day soak in corn gas. It's military grade viton for me,
thank you very much, cost thru the roof but worth it.
Charlie ny
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