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What to do to get 280 bhp from a UK 'MY98 ?

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Old 20 April 2003, 11:45 PM
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Pogue
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As it says above, what mods should I do to get 280 bhp from a UK MY98 ?
Old 21 April 2003, 12:31 AM
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VinnyP
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Talking

Sell it and buy an import MY 98. Get 280BHP, climate control, rear wash wipe, folding mirrors, ally bonnet and a few quid as well.

Otherwise full decat exhaust, induction, and a remap will get you close I'd guess but probably not quite 280.

Vince
Old 21 April 2003, 01:09 AM
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Pogue
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Thanks

Can't get insured for an Import so it's gonna have to stay a UK model.

Got the decat, induction, dawes.

Looks like a remap is next then.
Old 21 April 2003, 10:48 AM
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TonyBurns
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Red face

Expensive though
The best way to go is the Link way, not cheap, something like 1k but if you get Bob Rawle to do it then your going to have a flying machine (just make sure you have upgraded brakes as 2 pots suck and i wouldnt like to even try to stop with these fitted!)

Tony
Old 21 April 2003, 11:13 AM
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LG John
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My MY99 with full decat, sti 5 intercooler, tek2.5 remap (not an option for you with <MY99) hits 60mph in 4.5s and 100 in under 13. This is a strong indication that she makes similar power to the imports @ 280bhp. Whether its 260 or 300 I don't really care the performance is there
Old 21 April 2003, 12:08 PM
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Molds
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Pogue

What induction kit do you have?

Cheers

Matt
Old 21 April 2003, 02:05 PM
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Pogue
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Just a ITG filter.
4pots are already fitted.
Old 22 April 2003, 10:42 AM
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RICH WILD
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You don't HAVE to remap it if you don't want to, although a properly remapped car will be better.

ECUtek is great for 99- cars (and that's the route I'd go if I had a 99-) but like me, you've got an earlier model. I have a 97 UK running nearly 330bhp on the standard ECU.(with a few bits bolted on)

If I were you, I'd do what you've done, decat, filter, Dawes (or other boost controller)
Up to you if you want to stick with the panel filter or not (for 280bhp it shouldn't matter)

Then it depends what you want to spend and how brave you are.

You can do it cheap and risky or a bit dearer and properly.

I'd uprate the fuel pump on a early car too, especially if it's high mileage.

Fit knocklink and Lambdalink and if you run decent boost (1.2 bar+) but you'll need an FCD to run this, then you should be knocking on the door of 280.

Mail me offline if you want and I'll give you some pointers.

Cheers
Rich
Old 22 April 2003, 10:41 PM
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Pogue
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RICH

Cheers

YHM
Old 22 April 2003, 11:13 PM
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motomc1
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uk 98 full decat hks filter and a fcd running 272bhp NOT bad NO BOOST CONTROLER standard ECU
Old 23 April 2003, 09:06 AM
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RICH WILD
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Motomc1,

Why have you got an FCD if you are on standard boost? What boost are you running?

Or by NO BOOST CONTROLLER do you mean a bleed valve?

On just filter and exhaust 272 is a bit optimistic unless you've landed damn lucky with a superb engine. Unless of course the standard ECU is a PPP one.

Cheers

Rich

[Edited by RICH WILD - 4/23/2003 9:08:33 AM]
Old 23 April 2003, 01:15 PM
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motomc1
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hello no the fcd is for when i use the nos kit BUT even with the fcd on there NO bleed valve standard ecu ...it runs 1.1bar 1.0bar most off the time PE didnt now why Some think about the FCD changing the injector cycle ?????longer ???when i put the FCD on seem to pull much stronger
Old 23 April 2003, 01:17 PM
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motomc1
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yes i think abit lucky.. Two mates were at the PE dyno day and only got 261 NO mine is a standard ecu UK
THINK THE NOS HAS GIVEN THE ENGINE A GOOD CLEAN OUT.HA HA BOOM SOON I THINK ..

[Edited by motomc1 - 4/23/2003 1:18:35 PM]

[Edited by motomc1 - 4/23/2003 1:19:54 PM]
Old 23 April 2003, 01:20 PM
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mycrotch
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hahaha

[Edited by mycrotch - 4/23/2003 1:21:38 PM]
Old 23 April 2003, 01:22 PM
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john banks
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The FCD shifts the aim point for closed loop boost control hence your higher boost even without mechanical adjustment. Some cars do this some don't. The ones that overboost spike more would hold it if they had a FCD fitted.
Old 23 April 2003, 01:29 PM
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RRE
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Unhappy

How does the standard intercooler on a Impreza GT turbo handle higher boost?
Old 23 April 2003, 09:24 PM
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motomc1
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thanks john that makes more sence
RRE hi Not sure as i have no way too check charge temps

[Edited by motomc1 - 4/23/2003 9:26:13 PM]
Old 24 April 2003, 06:39 PM
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john banks
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45 degree celcius peaks in charge temperature above ambient at 18 PSI.
Old 24 April 2003, 06:40 PM
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john banks
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Whilst atrocious, work out the compressor discharge temps and you'll see it is not bad considering
Old 24 April 2003, 07:01 PM
  #20  
motomc1
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John if i was to put a front mount on With no other mods what would the changes be ??????
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