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Saph misfire after fitting Siemens 55lb

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Old Jun 17, 2014 | 07:08 PM
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Default Saph misfire after fitting Siemens 55lb

Hi after some info I'm currently changing my saph from 314bhp t3/greens etc to 380ish spec,fitted t34.63 ran up road went fine obviously not driving hard as will need map but just to check turbo ok,then fitted Siemens 55lb injectors and it misfired when I started it then settled down idles not to bad but misfires when I rev it,disconnected each injector all drop off the same,swapped back to greens runs ok,injectors are brand new so hoping they ok I was thinking they will be just over fuelling due to car map being for greens? If so I will just fit them when I get to the mapper,anyone know if that is right? Cheers
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Old Jun 17, 2014 | 07:11 PM
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Where did you get the injectors from...Alot of coppies out there
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Old Jun 17, 2014 | 07:14 PM
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A guy off here they seem genuine with correct numbers and were still packaged,cheers
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Old Jun 17, 2014 | 09:48 PM
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Will you not need a remap for the 55's?
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Old Jun 18, 2014 | 06:12 AM
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Yeah i will need remap just wasnt sure if it should run like this before getting it mapped,like i say hope it is just the map and i will fit 55s when i get there instead of before
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Old Jun 18, 2014 | 06:41 AM
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Your going to kill that engine mate. You can't just throw loads of fuel in and expect the engine to run fine.
Take the 55s out until you have the chip in there to control them.
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Old Jun 18, 2014 | 06:53 AM
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Spot on m8 just needed that answer,i knew i couldnt just run it like that but wasnt sure if it would drive slowly to get it mapped,iv only started it and revved it in garage and put greens back in,just was worried i bought duff injectors,iv msgd you about it aswel to see what sort of waiting time there is to book it in once iv serviced it etc,i will just fit them when i get there,cheers
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Old Jun 18, 2014 | 07:38 AM
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Greens need to go back in if your planning on driving it mate.
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Old Jun 18, 2014 | 07:42 AM
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Already back in bud,blacks were only in for a minute or so,am just goin to fit them when i get to msd or even take it on a truck if i can get hold of my m8s for the day,cheers
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Old Jun 18, 2014 | 07:49 AM
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Cool. Mines just done number 4 big end shell when chasing our lass up the bypass lol.
Its Ian btw. Did Randy get a bonnet? Ive asked a lad I know if he has one, just waiting to hear back.
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Old Jun 18, 2014 | 08:08 AM
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Lol areet m8,so yav killed another one eh haha i avnt seen him since croft but i dont think he got one al txt him,wish i just left mine for the summer and fitted me stuff come winter cos am pushed for time,am committed now tho so al have to get me bits and press on haha
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Old Jun 19, 2014 | 12:54 PM
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Originally Posted by BigErn
Cool. Mines just done number 4 big end shell when chasing our lass up the bypass lol.
Its Ian btw. Did Randy get a bonnet? Ive asked a lad I know if he has one, just waiting to hear back.
Iv txt randy but nowt back yet m8,did ya say at croft u might have a clamp for t34 comp housing?
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Old Jul 15, 2014 | 08:31 AM
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aye mate, I forgot actually. Ill have a look for it this weekend although thinking about it it might be off something bigger
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Old Jul 15, 2014 | 08:40 AM
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Its ok bud i just made one,just need to get me finger out n get it mapped or a chip but im changing jobs and another bairn on way so i avnt got much time for it atm,itl get there in the end n then al sell it lol
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