Moparts

? Fuel pressure gauge install?

Posted By: wmwalden

? Fuel pressure gauge install? - 05/02/11 08:23 PM

What do you guys use to install a fuel pressure gauge.
I just got AN-4 stuff. But it looks to big. I was thinking of something smaller. And want to know what racers use.
Thanks
Bill
Posted By: Rodney

Re: ? Fuel pressure gauge install? - 05/02/11 09:12 PM

Just did install a fuel gauge mounted outside the cab and used steel braided 4-an.
Posted By: astjp2

Re: ? Fuel pressure gauge install? - 05/02/11 09:30 PM

I would use an AN-2 line with a .020 orfice, if the line breaks, you wont have gallons of gas sprayed all over. Tim
Posted By: Rodney

Re: ? Fuel pressure gauge install? - 05/02/11 11:00 PM

ok that's a good point!
I was somewhat concerned having that fuel gauge / line pointing right at me
Posted By: Crizila

Re: ? Fuel pressure gauge install? - 05/02/11 11:35 PM

I went with AN-4 stuff. A lot more fittings and hoses ( push-loc ) to chose from than -2 stuff.

Attached picture 6614322-fuelgageline.jpg
Posted By: wmwalden

Re: ? Fuel pressure gauge install? - 05/03/11 02:51 PM

I just ordered a teflon AN3 line.
Going from the regulater to the gauge mounted up by the windshield. I want to see how much fuel pressure I have when going throu the lights.

Thanks for the replys.
Posted By: Rodney

Re: ? Fuel pressure gauge install? - 05/03/11 03:17 PM

Is that line a small orifice like Tim recommended?
If so where did you order and could you give me the part number?
I also have a regular steel braided line for the oil pressure gauge mounted in the car. It would seem like a good idea to also have a small orifice line to the the oil gauge as well.
Thanks for the post.
Posted By: astjp2

Re: ? Fuel pressure gauge install? - 05/03/11 08:16 PM

Most people I know use a brass fitting that is pipe to flare, solder it closed and use a pin drill to make a small hole in the solder. Aircraft use the same type of fitting on their oil sending lines. If the line breaks, it gives the pilot more time to make an emergency landing before the sump is empty. Dont forget to bleed the line. Tim
Posted By: wmwalden

Re: ? Fuel pressure gauge install? - 05/04/11 03:13 PM

The AN-3 Teflon is actually 3/16 ID or very close. I bought the line from a local hardware store that makes industrial type lines and hoses.
Posted By: Rodney

Re: ? Fuel pressure gauge install? - 05/04/11 04:30 PM

Quote:

Most people I know use a brass fitting that is pipe to flare, solder it closed and use a pin drill to make a small hole in the solder. Aircraft use the same type of fitting on their oil sending lines. If the line breaks, it gives the pilot more time to make an emergency landing before the sump is empty. Dont forget to bleed the line. Tim




Thanks Tim sounds like good and inexpensive advice/insurance.
Posted By: wmwalden

Re: ? Fuel pressure gauge install? - 05/05/11 03:52 PM

I picked up my line yesterday. The orifice is about 1/8 inch in the fitting.
They crimped the ends on for me. The line looks perfect. 7'-6" long, 2 SS ends and labor $61.35. Seemed a bit high, but got what I wanted.

Thanks
All

I will be racing at Englishtown next weekend at the Mopar Event.
Hope to see a few of you guys there.
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