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1

I don't know exactly how the pump comes out of the holder, but if you are saying the black tube is the only thing which is really holding it in, just cut it. You'll get a new hose with your new pump. The pump I just looked at had it in the parts kit. Comes with two hose clamps which connect both ends for you. You'll also get a new strainer for the bottom, so ...


4

To add a little bit to Paulster2's answer the upper and lower Explosive Limits of Gasoline is 7.6% and 1.4% respectively. This means that a concentration outside of those limits will either be to rich or lean to burn. And since Gasoline's Flash point is -45 °F (-43 °C) it's pretty much always putting off vapors, which would push any air out of the tank. It's ...


2

I pulled this from the talk side of Wikipedia page on electric fuel pumps, which I think explains it pretty well: I am an auto mechanic who also has a chemistry background. The reason electric, tank- mounted fuel pumps do not cause explosions is that the concentration of fuel vapors is too high to allow an explosive mixture. The volatile (which in this ...



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