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Permanent Fuel Rail Pressure Gauge
Posted: December 4th, 2008, 12:10 pm
by Comanche91
Here's a simple little mod I modified from TallPeter's post on the Yahoo Stroker group pages. This saves you time by enabling you to check your
fuel pressure any time you want. The parts:
1.) A 0-60 PSI liquid-filled 1-1/2"
fuel pressure gauge from Jegs, p/n 555-41012
2.) A brass 1/4" flare x 1/8" female NPT straight adapter fitting
Use teflon tape on the
gauge pipe threads then snug it on the adapter:
After the engine has been sitting overnight and is cold, let any
fuel rail pressure off first by depressing the needle. Have a rag handy in case the
fuel squirts out. Then remove the core needle from the
fuel rail Schrader valve w. an extractor tool, same tool used for bicycle tires.
My ever-present red-eyed helper:
Screw the assembled
gauge and adapter on the Schrader valve. Since it's a flare, do not use teflon tape, and do not over-tighten:
Start 'er up and check for leaks. Hmmm, I'm about two PSI low:

Re: Permanent Fuel Rail Pressure Gauge
Posted: December 4th, 2008, 12:19 pm
by John
Beautiful helper. Mine is a Carin Terrier.
John
Re: Permanent Fuel Rail Pressure Gauge
Posted: December 4th, 2008, 12:29 pm
by Comanche91
My neighbor has a Cairn terrier John. She and my Gus are real good buddies.

Re: Permanent Fuel Rail Pressure Gauge
Posted: December 4th, 2008, 12:38 pm
by oletshot
How does that differ from Peter's? I'm pretty sure it was his that I saw in a pic. about a year ago. Seems about the same as what I remember his to be.
Since you showed your helper, I thought I'd show mine. I screw up enough I need 3.
This brings this thread dangerously close to being in the wrong sub forum and getting moved.

Re: Permanent Fuel Rail Pressure Gauge
Posted: December 4th, 2008, 1:10 pm
by Comanche91
oletshot wrote:How does that differ from Peter's? I'm pretty sure it was his that I saw in a pic. about a year ago. Seems about the same as what I remember his to be.
Since you showed your helper, I thought I'd show mine. I screw up enough I need 3.
This brings this thread dangerously close to being in the wrong sub forum and getting moved.

Different fittings, different
gauge, but Peter's idea. Hey - I gave the Peter-man credit!
Beautiful Labs oletshot. They look so close. Did you just cut and paste two from the first and color their collars differently?

Re: Permanent Fuel Rail Pressure Gauge
Posted: December 4th, 2008, 1:50 pm
by oletshot
Different fittings, different gauge, but Peter's idea. Hey - I gave the Peter-man credit!
You did. I didn't notice the difference, and am to lazy to look it up. I felt it easier to ask you what you what was different.
Thanks about the labs. They are 3 brothers. Guess who didn't sell all their puppies.

Re: Permanent Fuel Rail Pressure Gauge
Posted: December 4th, 2008, 3:41 pm
by ARH
Would it be a dumb idea to just have a gauge permanently mounted to the Schrader valve?
Re: Permanent Fuel Rail Pressure Gauge
Posted: December 4th, 2008, 3:59 pm
by oletshot
It becomes a very bad idea when the gauge leaks or gets knocked off. Other than that, I see no problems with it.
Re: Permanent Fuel Rail Pressure Gauge
Posted: December 10th, 2008, 11:19 pm
by Muad'Dib
Not just for Strokers, so i moved it.
Re: Permanent Fuel Rail Pressure Gauge
Posted: September 4th, 2011, 12:27 pm
by Shark
Sorry to drag up an old post, but i cant seem to find "A brass 1/4" flare x 1/8" female NPT straight adapter fitting" on summitracing or jegs or anywhere else for that matter. Can someone point me in the right direction?
Re: Permanent Fuel Rail Pressure Gauge
Posted: September 19th, 2011, 5:09 pm
by Shark
In case anyone needs this in the future, Comanche91 emailed me back about the fitting. It can be found here
http://www.casperselectronics.com/store ... ts_id=1337