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equal fuel rail conversion.....How involved a job?

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Old 19 December 2006, 07:26 AM
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cookstar
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Default equal fuel rail conversion.....How involved a job?

Have been advised that this would be a worthwhile mod to consider with my planned mods.

The kits you buy, are they involved to fit or pretty straightforward?

Any other tips or experiences would be great guys
Old 19 December 2006, 07:33 AM
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Neilo
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i should be doing this at some point soon, they look pretty straightforward, as long as the green plates shielding the oem imjectors have been removed already.

What are your plans though? its not really necessary unless your shooting for 400+ IMO and even then, if its mapped correctly they you can still get away with it.
Old 19 December 2006, 07:39 AM
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Wont be aim aiming that high for power, well not just yet.

just thought as it was reasonably inexpensive, would be worth considering as a precaution.

As the injectors will be coming out anyway soon to be replaced, might be worth doing.






BTW car is 02WRX
Old 19 December 2006, 08:27 AM
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It is not a difficult job but there is a lot of fiddly work involved.
Unless you are replacing the FPR anyway and aiming for over 500 bhp it is not a necessary job.
Old 19 December 2006, 08:29 AM
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Well the FPR is going to be replaced, but 500+ no way.

Yet another uneccesary mod
Old 19 December 2006, 10:03 AM
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The FPR doesnt need to be replaced either the newage one is more than up to the job!

there....saved you a few quid
Old 19 December 2006, 10:54 AM
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Originally Posted by Neilo
The FPR doesnt need to be replaced either the newage one is more than up to the job!

there....saved you a few quid

This is where it gets confusing, one person tells you you need something then the next person tells you otherwise

And no the person that told me i needed one is not selling one
Old 19 December 2006, 11:08 AM
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I know where your coming from cookstar, thats what gets me!!

Even if you fitted one, would it not help the engine at all running 300/300?

S!
Old 19 December 2006, 11:48 AM
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I just hear a lot about (is it number 2 piston) being starved of fuel?

Surely whether seriously needed or not this may help prevent an engine rebuild, or am I barking up the wrong tree here
Old 19 December 2006, 12:15 PM
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its number 3 piston, but that aside the car can be mapped to add slightly more fuel to cylinder 3. 300/300 is not stressing the fuel system at all. I run standard fuel pressure (3 bar) with large injectors and get circa 380/400. Standard fuel rails, standard reg. However i will be changing to parallel for the next stage, but still until my mapper says otherwise, the standard fpr will stay in place.
Old 19 December 2006, 12:21 PM
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How much do you think a garage would charge to fit above item?

Surely it would do no harm being fitted.
Old 19 December 2006, 12:24 PM
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the fpr? or the rails?

not sure on either, but i was going to do the rails myself anyway while the inlet manifold was off.
Old 19 December 2006, 12:38 PM
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I'm replacing my inlet manifold, thats why i was thinking of the APS one, looks good even if its more than I need.

S!
Old 19 December 2006, 12:45 PM
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get a set of perrins from the US, 200 quid delivered (from US ebay), nice kit too, thats what im going for.
Old 19 December 2006, 12:53 PM
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Perrins?? Website?
Old 19 December 2006, 01:03 PM
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if you are going to get some, i'd speak to Carl Davey as he has produced some quite recently which were insulated and did a very good job of keeping them cool iirc,
heatsoak on other billet rails is a common problem so i am led to believe?
Old 19 December 2006, 01:04 PM
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Is this the kit your talking about Neilo (yhpm BTW)

http://www.perrinperformance.com/sha.../203_large.jpg

S!
Old 19 December 2006, 01:37 PM
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That wasnt the kit no, that looks quite serious!! ill try and find the one i mean and post it.
Old 19 December 2006, 01:38 PM
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as fitted to an inlet manifold
Old 19 December 2006, 01:40 PM
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Originally Posted by scoobysmiff
if you are going to get some, i'd speak to Carl Davey as he has produced some quite recently which were insulated and did a very good job of keeping them cool iirc,
heatsoak on other billet rails is a common problem so i am led to believe?
That is a good point, could be easily solved if wrapped in heat reflecting tape though, ive got plenty of that so thats what id most likely do....
Old 19 December 2006, 01:58 PM
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Originally Posted by Neilo


as fitted to an inlet manifold
Old 19 December 2006, 02:06 PM
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hehe, i rest my case
Old 19 December 2006, 02:32 PM
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Has anyone fitted this kit from Perrin? Anyone know if the side/top feed will fit a MY95 STI type RA?

Cookstar- Sorry for hijacking your thread!
Old 19 December 2006, 02:35 PM
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these are designed for newage cars only im afraid not sure if there is a conversion kit available though but i doubt it. Its mainly due to the US designing all cool parts from the newage car when up until recently it was mostly for classics over here.....role reversal!
Old 19 December 2006, 02:38 PM
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Originally Posted by AFRIKANZ
Has anyone fitted this kit from Perrin? Anyone know if the side/top feed will fit a MY95 STI type RA?

Cookstar- Sorry for hijacking your thread!

No probs mate, the more info on these in the thread the better
Old 19 December 2006, 04:50 PM
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There is this too;

TSL MOTORSPORT | Subaru Saab Mitsubishi | parts | repair | servicing | performance tuning | UK
Old 19 December 2006, 04:52 PM
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hmm, think youll agree though, it doesnt look quite as nice!
Old 19 December 2006, 04:55 PM
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Originally Posted by Neilo


as fitted to an inlet manifold

How much does this baby cost
Old 19 December 2006, 04:57 PM
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last time i checked 200 quid delivered off US ebay.....$342 + $45 shipping when i asked them, which roughly equates to £200 in todays lovely exchange rate
Old 19 December 2006, 07:19 PM
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O/E fuel rails are good for over 500 bhp and as Neil says the O/E New Age FPR is quite capable so unless you need to raise fuel pressure to extend the range of your injectors there is no need to change the FPR. Save your money.


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