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-   -   Fuel starvation, who else? (http://www.the370z.com/track-autocross-drifting-dragstrip/9674-fuel-starvation-who-else.html)

phunk 02-14-2010 08:00 PM

Its currently looking like the first one might head out to Sharif at Forged to get his feedback with his race car... that car will hold some good G's and is possibly the best test to run this thing thru.

I will start a thread here as soon as the prototype has fully materialized... a week or two at best guess. We have focused a lot of energy into performance fuel systems for a long time now, and I would love for us to be the guys to solve this annoying problem for you guys in a cost effective way!

travisjb 02-14-2010 08:49 PM

ok no prob. hope it goes well, we need to test different alternatives so thanks for your work. I'll stick with my plan to fab and test a basic $10 perforated 'coffee can' solution and will also come back here and post results.

Spec Jay 02-17-2010 11:39 PM

possible solution.
http://i47.photobucket.com/albums/f1...n/e6ffecec.jpghttp://i47.photobucket.com/albums/f1...n/b45be2b7.jpg
Sard - Fuel Collector Tank - Nengun Performance

travisjb 02-18-2010 12:12 AM

swirl pot

Spec Jay 02-18-2010 12:26 AM

Quote:

Originally Posted by travisjb (Post 406255)
swirl pot

yea but i rememberd that you guys said it would be in the 2k range for one(i think). this is much cheaper.

travisjb 02-18-2010 12:54 AM

price? thx

phunk 02-18-2010 01:55 AM

the external swirl pot is nice and all, but I really dont like the idea of a pot of gasoline being in the interior of my car in the event of a collision. especially when there is a pump constantly pumping into that pot... and if the pot were to rupture.. hopefully someone is conscious to shut off the in-tank pump that is pumping gasoline into the interior. I look at it sorta like trying to put a mechanical fuel pressure gauge in interior... just cant say that im a fan of pressurized fuel lines feeding the cabin. maybe in a race car with an added rear fire-wall, but not a street car on the track. IMHO anyways.

zinistr 02-18-2010 08:16 AM

If it were UNDER the car somehow, I'd like that idea. In-car...no way for me...might as well stick some dynamite under my driver seat...I'd be just as comfortable...

ChrisSlicks 02-18-2010 09:55 AM

Quote:

Originally Posted by phunk (Post 406313)
the external swirl pot is nice and all, but I really dont like the idea of a pot of gasoline being in the interior of my car in the event of a collision. especially when there is a pump constantly pumping into that pot... and if the pot were to rupture.. hopefully someone is conscious to shut off the in-tank pump that is pumping gasoline into the interior. I look at it sorta like trying to put a mechanical fuel pressure gauge in interior... just cant say that im a fan of pressurized fuel lines feeding the cabin. maybe in a race car with an added rear fire-wall, but not a street car on the track. IMHO anyways.

Yes, for many states having fuel lines running inside the car is illegal and you will fail a safety inspection if they see it. This includes mechanical fuel pressure gauges, etc. If it's a race car then the sanctioning bodies have their own rules on how and where this can be done.

phunk 02-18-2010 10:31 AM

Quote:

Originally Posted by zinistr (Post 406432)
If it were UNDER the car somehow, I'd like that idea. In-car...no way for me...might as well stick some dynamite under my driver seat...I'd be just as comfortable...

this is definitely a possibility but unfortunately you will most likely end up with a pot using more horizontal real estate rather than vertical, and adequate displacement will be an issue.

now take that thing you see there, and throw it inside the gas tank. thats the idea we are working with right now.

Valentino 02-18-2010 09:58 PM

Quote:

Originally Posted by phunk (Post 406645)
now take that thing you see there, and throw it inside the gas tank. thats the idea we are working with right now.

Now were talking :tup:

phunk 02-19-2010 01:35 AM

unfortunately this week we were really busy between machining parts that need to ship out next week and dealing with a bad sensor on one of the CNCs causing annoyances. next week we should have time to make more progress with our in-tank project... and possibly get a prototype or two shipped out for testing.

ban25 02-22-2010 11:51 PM

I'm curious about fuel starvation off the track. Has anyone experienced the issue on a steep incline? I live in SF, so I'm a little concerned about the engine cutting out on me on a steep hill...

travisjb 02-23-2010 12:08 AM

No

ZForce 02-23-2010 02:22 AM

None here and I drive Hwy 49 near Foresthill, CA which has a steep incline and switchbacks.


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