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Old 16-03-14, 07:43 AM   #11
Dan1971
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Not too sure by the photo of the engine, but, if that's a V6 - with those mods, I reckon the power you have is the mods compensating for a duff vis motor or 2.

So really - I reckon - you have decent power. Check the operation of the vis motors and you'll find 15-20 bhp if they are not working.

Now - I'm no guru - just a thought.
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Old 16-03-14, 08:12 AM   #12
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Originally Posted by chris01 View Post
The guy who rolled it said it was due to intake..so my induction i asked them to map it to correct it but they couldnt access the ecu so said that an aftermarket ecu is neccessary, Unless i can find a specialist...i have just fitted a decat so i imagine that the lambda readings are well out, but i was under the impression that this would make it run rich?? Theres no engine light on and nothing comes up when on diagnostic but the decat has only been on for roughly 300miles so i imagine the mil will light up soon
matt reidy 07709453760 / 0845 301 1517 is the specialist.

if its std mani's and a decat, the mil may not ever come on.
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Old 16-03-14, 08:28 AM   #13
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Looks like ATSpeed racing, guys that mapped the turbo zed.
I went to atspeed racing in rayleigh, nice guys and them seemed to know what they were talking about
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Old 16-03-14, 08:31 AM   #14
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Originally Posted by Dan1971 View Post
Not too sure by the photo of the engine, but, if that's a V6 - with those mods, I reckon the power you have is the mods compensating for a duff vis motor or 2.

So really - I reckon - you have decent power. Check the operation of the vis motors and you'll find 15-20 bhp if they are not working.

Now - I'm no guru - just a thought.
i thought this but if i had a duff vis would i not have a noticeable dip on the graph??
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Old 16-03-14, 08:33 AM   #15
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Erm, I know its early n all - but isnt the yellow line showing its running rich, if anything?
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Old 16-03-14, 08:34 AM   #16
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Originally Posted by Mark S View Post
are you sure that 14:1 is dangerously weak?

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I have no idea mate lol, im just going on what the pro told me. But he did say if it got hot enough and was at full throttle (i.e track day) then it would go bang
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Old 16-03-14, 09:14 AM   #17
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Originally Posted by chris01 View Post
i thought this but if i had a duff vis would i not have a noticeable dip on the graph??
I don't think it would show a dip - it just wouldn't show the spike as it should when they kick in hence your very straight linear result.

It could be fueling wrong because it's providing fuel for the extra power that the working vis would give, but as it's not working, it's all wrong.

Just a thought mind you.

I have done a few runs with working and fubarred motors. When it was fubarred in my Mk1 I recorded about 149bhp and was running rich. In my Mk2 that I have now, I recorded about 184 with them both working well and all I've got mod wise is a piper cat back.

Graphs are on here somewhere.
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Last edited by Dan1971; 16-03-14 at 10:24 AM.
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Old 16-03-14, 10:10 AM   #18
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Well just been out in the car this morning and the engine light has illuminated po420 which has come up as cat...didnt take long for the car to realise it is decatted lol....has any got a link to a mil kit?
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Old 16-03-14, 11:15 AM   #19
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Originally Posted by chris01 View Post
Well just been out in the car this morning and the engine light has illuminated po420 which has come up as cat...didnt take long for the car to realise it is decatted lol....has any got a link to a mil kit?
http://www.ebay.co.uk/itm/Lotus-MG-R...item3cdd6f2a40

Seller's a member here too.

Mate - for a fiver - join the site as a member which will give access to a vis tester.
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Old 16-03-14, 11:29 AM   #20
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It's proberbly come on as a result of the power run, if you have a code clearer it will come on every once in a while, only takes 5 seconds to clear.
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