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Old Mar 28, 2009 | 09:39 PM
  #1  
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My buddy has a Mitsu Eclipse fuel rail and fuel pressure regulator to get rid of. The port spacing is the same, it's a 2.0 engine with slightly higher compression meaning it burns more gas so therefore would probly flow better.

I'm wondering what would happen if I replaced my Hyundai return style fuel rail with a Mitsubishi non-return style fuel rail then just plugged up the return line. Any ideas?
Old Mar 28, 2009 | 10:11 PM
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no, no, and no....

no point in swapping the fuel rails...

no point in even attempting to run a non-return type system.

to put it in simple terms.. return system > returnless system in every way..

and the stock beta rail can flow more hp than probably any beta that exists in the US today.
Old Mar 29, 2009 | 12:08 AM
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Dude, do some fluid flow calculations, I doubt your car has even more than 200whp, and thats with "boost".

Our stock rails can easily support 300whp. I think you got a lot more upgrading to do before you reach the rail as a bottle neck.
Old Mar 29, 2009 | 03:00 AM
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Ok, just wondering. He's trying to get rid of it and I personally think it looks better then my stocker. If it would be a downgrade then hells to da naw.

I'd estimate 225 ish crank HP with nitrous.

What is the downgrade in a non-return style fuel system?

Socks, did you mean 4 cyl engine instead of beta?
Old Mar 29, 2009 | 07:13 AM
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he means that the stock beta rail can flow enough fuel to feed even the most powerful beta engines around

btw i don't think higher compression means more fuel is going in, just that more power is extracted from the same mixture
Old Mar 29, 2009 | 07:18 AM
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400whp>end of discussion
Old Mar 29, 2009 | 12:37 PM
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^^Wow. You've got a whole bunch of HP!!!

Back to the origonal question
<div class='quotetop'>QUOTE (DTN @ Mar 29 2009, 12:39 AM) <{POST_SNAPBACK}></div><div class='quotemain'>I'm wondering what would happen if I replaced my Hyundai return style fuel rail with a Mitsubishi non-return style fuel rail then just plugged up the return line. Any ideas?</div>

This is not an extreme mod. This takes about 30 minutes and a foot of fuel hose. Parts are free.
Old Mar 29, 2009 | 12:40 PM
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back to my answer..

no point in swapping the fuel rails...

no point in even attempting to run a non-return type system.

your right, its not an extreme mod, its a stupid mod. its a DOWNGRADE
Old Mar 29, 2009 | 12:51 PM
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Dude, seriously, can you give a reason? instead of saying, it's a downgrade, explain why it is a downgrade?

The only thing I've found on the internet is to keep aircraft fuel from boiling and vapor-locking at high altitudes.

With parts being free, this return line deletion would be akin to a spoiler or resonator deletion.

Why would it be a downgrade?
Old Mar 29, 2009 | 12:56 PM
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search more on the internet, you will find the answer.

parts being free, to downgrade is still stupid..

if someone gave me a free high end carb, i wouldn't go from EFI to CARB......

the only point of this 'downgrade mod' is so you could put it on your list of mods like your video ipod. i guarantee if you did and anyone who knew anything about fuel systems saw it, they would laugh at you.



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