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Author Low comp pistons for x16xe
Cossie
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Registered: 17th May 02
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20th Aug 08 at 17:07   View User's Profile U2U Member Reply With Quote

you can order from this site they are uk based too so no importation Tax
http://www.flatlander-ipp.co.uk/wiseco/wisecoipp-opel.shtml
dean101287
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Registered: 22nd Jul 07
Location: Cardiff
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20th Aug 08 at 17:09   View User's Profile U2U Member Reply With Quote

luke85
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Registered: 26th Nov 07
Location: Chesterfield
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20th Aug 08 at 19:29   View User's Profile U2U Member Reply With Quote

As robin says if you are running with forced induction then the standard ECU just wont be able to tell what the manifold pressure is as soon as it comes on boost because the sensor cant read anything above atmospheric pressure.

Standalone management is the only way to go with a project like this
dean101287
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Registered: 22nd Jul 07
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21st Aug 08 at 08:41   View User's Profile U2U Member Reply With Quote

So basically it will run on standard, remap will sort it but standalone management would be best
Dave A
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21st Aug 08 at 09:25   View User's Profile U2U Member Reply With Quote

I have seen turbo converted engines that have died within hours of being built due to people not using a good map.

not enough fuel will lead to increased cylinder temps, this in turn can massively promote pre-ignition. as little as 3 seconds of pre ignition even under light load can kill an engine.
Dave A
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21st Aug 08 at 09:28   View User's Profile U2U Member Reply With Quote

Some peoples answer top this is to run the engine with the wastegate open so minimal boost just to get them to the place to do the mapping but often a standard N/A map with low comp internals will struggle to run well.
Cossie
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21st Aug 08 at 09:36   View User's Profile U2U Member Reply With Quote

heh i have done this on a diesel
corsa I did not connected the boost pipetill got to place the engine worked perfect
dean101287
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Registered: 22nd Jul 07
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21st Aug 08 at 09:43   View User's Profile U2U Member Reply With Quote

quote:
Originally posted by Dave A
Some peoples answer top this is to run the engine with the wastegate open so minimal boost just to get them to the place to do the mapping but often a standard N/A map with low comp internals will struggle to run well.



how come?
Dean_W
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Registered: 13th Dec 05
Location: Downham Market, Norfolk
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21st Aug 08 at 09:46   View User's Profile U2U Member Reply With Quote

Agree with what is said by Robin. Running on standard management is a bit silly.

The only way to go if your gonna do it properly and reliably is by using aftermarket management.
dean101287
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Registered: 22nd Jul 07
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21st Aug 08 at 09:47   View User's Profile U2U Member Reply With Quote

all comes down to money tho init.
Cossie
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21st Aug 08 at 10:15   View User's Profile U2U Member Reply With Quote

dbilas does it on standar mangment just software update !!
dean101287
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Registered: 22nd Jul 07
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21st Aug 08 at 10:20   View User's Profile U2U Member Reply With Quote

so did courtenay but the dont do it anymore.
Cossie
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21st Aug 08 at 10:45   View User's Profile U2U Member Reply With Quote

regal I think still do it !
Cossie
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21st Aug 08 at 10:47   View User's Profile U2U Member Reply With Quote

Dave would you do a remap for x16xe turbo?
dean101287
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Registered: 22nd Jul 07
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21st Aug 08 at 10:50   View User's Profile U2U Member Reply With Quote

yea regal still do it for a cost of 4 grand. Way overpriced but so is most of their stuff.
Cossie
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21st Aug 08 at 11:07   View User's Profile U2U Member Reply With Quote

they are dbilas and they do nopt even use low comp pistions just decompression plate
dean101287
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21st Aug 08 at 11:19   View User's Profile U2U Member Reply With Quote

cheap and cheerfull I guess
Cossie
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21st Aug 08 at 11:26   View User's Profile U2U Member Reply With Quote

do not even think they run in on dyno as software is already written they just update the ecu !
dean101287
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Registered: 22nd Jul 07
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21st Aug 08 at 11:50   View User's Profile U2U Member Reply With Quote

its a chip iirc
Vaux Lad
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Registered: 15th Dec 04
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21st Aug 08 at 16:33   View User's Profile U2U Member Reply With Quote

So your planning on running it on completely std ecu/fuel pressure etc?
It will be melted the first time you see some boost as the ecu has no way of adjusting fuelling for the extra fuel required.

You need some dodgy fuel pressure regulator to dump extra fuel in with positive pressure, or proper management.
Theres no other way to really doing it without a melt down.
You wont be able remap the std ecu to run it correctly either, as the ecu is just not designed to receive a positive pressure on the map sensor signal.
Cossie
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21st Aug 08 at 17:33   View User's Profile U2U Member Reply With Quote

just found this which is an italian company this is a tigra turbo conversion and they have ecu mapped for it

http://66.196.80.202/babelfish/translate_url_content?.intl=uk&lp=it_en&trurl=http%3a%2f%2fwww.protoxide.it%2fpreparazioni%2ftigraturbo.htm


[Edited on 21-08-2008 by Cossie]
dean101287
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Registered: 22nd Jul 07
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21st Aug 08 at 21:41   View User's Profile U2U Member Reply With Quote

my point is that how come dbilas and countenay do it? The engine I bought was runny on a standard ecu (probs been mapped) and was fine since it was fitted about 7 years ago.
Cossie
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21st Aug 08 at 22:09   View User's Profile U2U Member Reply With Quote

They have a generic software written for sure and I think they limit the the boost to minimum as they havea guarantee on work and parts they would be safe ! even there bhp figures are not too high
Robin
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Registered: 7th Jan 04
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22nd Aug 08 at 12:55   View Garage View User's Profile U2U Member Reply With Quote

The way they do it is write a file which dumps a load of fuel in when the car would come on boost at full throttle, say 3000rpm, so when it's on full boost, the fuelling is right.

The only problem with that is that at part throttle at the same revs, it'd be pretty rich.

Either that or they use a mappable 5th injector setup, which is sort of ok but not really ideal.

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