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kevp's 205gti

Mi-16 Conversion Advise Needed

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kevp's 205gti

Hi was talking to a guy tue (on here) and i said even though i only really bought my 205 to do the mi-16 conversion now i have the car i have seen few bad points to doing this.

One of them was a problem getting the oil round the engine due to the angle it sits. later on the person i spoke to said that was due to cowboys raming the exhaust manifold into the bulkhead.

Do the drive shafts of the 205 fit straight on?

The dizzy requires a modified mounting plate,i dont quite understand why?

And for best results they reccomend a mi-16 ECU but can be run with a 205 one.how much more work is required for the mi-16 one to be used?

Any other problems that im not aware of please say and can you say roughly what sort of final,sensible figure im looking at to carry out the conversion?

 

Next i read that mi-16 bottom ends are common for faling( i had a 200sx s13 that was a well known fault on them and sure enough it happend to me self inflicted due to turbo burning oil etc).now whats the cause,how hard are they to do & is there a way round risking the fault?Next was upgrading the engine mount due to coming into contact with the master cylinder,i can except this and its not excaclty hard to do so i was just wondering how effective the upgraded mount is and can it not just be replaced with say a 405 etc?A new exhaust and intake manifold will be needed due to fitting into the tight space,surley this comes at a cost?

Either the 1600 or the 1900 gearbox will fit what sort of 0-60 times and topend speeds can be achived with the two boxes comined with this lump?(track use so just wondering).

and apparently overheating can be an issue?

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Miles

Please have a search, this will cover all your question's with pages and pages of info, As for a figure for doing it, this can be as little or as much as you want it to be, But the more you spend the better it will be. The amount of people that bodge them up and wonder why they break down or catch on fire always amuses me

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Daz_C

I personaly can't see a problem reshaping the bulkhead to allow for the exhaust downpipe to fit, there are better options however, re angling the manifold/downpipe, purchasing a wedge thingy for the manifold (personaly never done this so can't comment on that one), or if your happy to spend some money buy a 4-2-1 manifold specifically designed for the job ! You should/will have No problems with oil and the angle it sits if the engine sits at the angle it is supposed too.

 

Driveshafts are a straight swap.

 

No modified mounting plate required for the dizzy unless you use the 8v Ecu to run the 16v engine which you don't want to do really. If you've not got a 16v loom or Ecu then there are a few about for sale if you look about for not too much money.

Dizzy adaptor is required if your using Carbs though ! :D

 

Only had one Crank properly go on me since I put my 16v in, over 12yrs ago and it does get driven like there's no tomorrow.......sometimes :D

 

You don't neccessarily (sp) need a new manifold or exhaust to fit this engine unless you didn't get them with the engine, the ones with the engine will do just fine ! IMO don't waist your money on a shortened inlet manifold modifying the radiator cowling will do just fine and im pretty certain thats what most people have done on here.

 

Overheating ?? Only if your cooling system is blocked, fan not working, head gasket gone.............etc :)

 

Where are you getting your info from ??? Seems you have been abit mis-informed.

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jackherer

There are lots of errors on that page.

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kevp's 205gti
There are lots of errors on that page.

any that stand out?

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jackherer

The first one I saw was the suggestion that a 1.9 box is a good idea, its not. However the Mi16 box is good, and that article says it doesn't fit, but its the same size.

Edited by jackherer
typed 1.6 instead of 1.9

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kevp's 205gti
The first one I saw was the suggestion that a 1.9 box is a good idea, its not. However the Mi16 box is good, and that article says it doesn't fit, but its the same size.
<br /><font size="3">hmm intresing anything else?</font>

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Miles

Only these 2 points are really wrong, All the other text relates to buying X parts that isn;t a good idea from a company that happens to sell them,

 

1. Only to uprate the lower right hand engine mount so it wouldnt knock the brake resorvoir when in motion

2. The MI16 engine will have to be mated with the original 205 GTI gearbox due to room in the 205's engine bay. (as above)

 

The 8v ECU is all wrong to fuel and run a 16v engine so people who have converted from this rather crude setup have seen good improvements on performace, Engine Running and MPG

 

Bulkhead mod's, This isn;t a good idea, It prolongs RUST and that seam is part of the shell

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camgti

Welcome to the Forum,

 

I was in the same position as you were and asked the same questions. To be really straight up the best thing you can do is not rush this project and to find as much info as possible. The site is bloody fantastic and there is some much info you could fill the grand canyon with it. Do use the search function as much as possible and read the stuff as it unfolds in threads. It really does help you understand why things are the way there are (clearly).

 

Anyway, we will be more than happy to help you with your questions but do try and have a read and search.

 

Most of the things you have mentioned reguarding the conversion are little issues but they have all been resolved it just depends how much money you have and how good you are with tools and eben sometime what suits you!

 

Cam

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pugman211

Hiya!

 

Can I just ask, where are you upto on this??? Are you thinking of doing it? or have you bought it and having trouble??? Reason why I ask is, i've just done this conversion (all be it in my 309 gti). Mine is an Mi16 Alloy block. I bought the engine off ebay for £380. That came with engine, box, loom and ecu. I got a re-angled manifold off a member on here for £80. I did my research on here and found the info i needed to splice the 2 looms together. Its only about 10 wires that need splicing. You can get it done by people off here (Miles does it i think)

 

DONT hit the bulkhead, there is no need when for the sake of about £80 you can buy a exhaust wedge from QEP. I have read the same problems about big end failings, but from what i read on here, its only a problem if your going for it big time on a track, and even then there are solutions to the problem on here, again quite cheap to rectify.

 

Point being, You can do this conversion really cheaply, just dont rush it, and if you get stuck feel free to ask questions!! I asked loads and i still do, and i always will, because i wanna learn how to get the best results!

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kevp's 205gti

hi i got the 205 just trying to source the lump.

i wont rush it as i have had many projects and wanted big things for them but due to needing them for work etc they have proved difficult to turn around in a weekend. so the pug is my toy,project and hobby.

i am looking to do the conversion for less than a £1000 thats my budget (engine,brakes,seats & harnesses) do you think its realistic?

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engine killer
hi i got the 205 just trying to source the lump.

i wont rush it as i have had many projects and wanted big things for them but due to needing them for work etc they have proved difficult to turn around in a weekend. so the pug is my toy,project and hobby.

i am looking to do the conversion for less than a £1000 thats my budget (engine,brakes,seats & harnesses) do you think its realistic?

 

 

i would say £1000 for the suspension will be very good if you want a very high spec 205Mi16. the first to invest on for a good 205 i think is the suspension. you go for the best set up your money can get and then work on the brakes and lastly the engine. you will have so many choice for engine setup, turbo, supercharge, overbore pistons, forged pistons, steel conrod.....

 

spend more time on surfing this forum and you will see so many different types of 205, take your time to decide what you really need / want.

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