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Cooper Car Company Conversion Questions Mpi


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#1 toplessmini

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Posted 27 March 2023 - 04:13 PM

Hi, has anyone had any experience with fitting this kit?

 

https://www.cooperca...-injection.html

 

I'm currently trying to figure out where the fuel boost valve has to go.

 

Does anyone know of any instructions for fitting the kit?

 

I have the head on and exhaust manifold mounted, do I need to drill the alternator bracket to mount it lower, due to the head sitting lower?

 

 So many questions, just wish I had some instructions...... :ohno:

 

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#2 brivinci

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Posted 31 March 2023 - 02:53 PM

The kit did not come with any instructions whats so ever?? That seems odd. Was this a new kit? Have you reached out to Cooper to see if they can provide any?

Maybe I missed something but why is the head lower? Havent worked on an MPi so this is probably obvious to others:-)

The fuel pressure regulator (and please someone confirm this) should be fitting to the return fuel line. These lines are marked with an Orange or Green band around them to indicate Orange is TO the rail. Green in RETURN. You can see these bands are still on your lines so figuring out which you need should be easy.

A member made a video of himself installing the kit: 


Edited by brivinci, 31 March 2023 - 02:56 PM.


#3 bogstandard

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Posted 06 April 2023 - 09:20 PM

These kits are basically crap for an MPi as the Mems ECU will not allow for the Mods. You will get a bit more power but not much. Been an MPi owner 20 years been there done it. Get rid of the Rover ECU and the modified head won't work that well unless you change the Cam to work with it. 



#4 jamesmpi

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Posted 08 April 2023 - 01:38 PM

I would avoid the fuel boost valve personally until you’ve got everything built up and tested. You can then fit it later.

If you want fitment instructions look at the photos in this eBay listing 😉

https://www.ebay.co....emis&media=COPY

#5 toplessmini

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Posted 21 April 2023 - 04:47 PM

Finally, after 5 months it's in, minus the oil cooler and boost valve. A few bits to sort, sticky throttle pedal and no horn.  :highfive: . Test run completed with no issues. Next to run through a few heat cycles and the re-torque the head.

 

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#6 Steve220

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Posted 21 April 2023 - 08:03 PM

If you've done a test run and its been up to temperature, just do one r-torque then full send!



#7 jamesmpi

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Posted 21 April 2023 - 09:22 PM

Looks great! Good luck with the test runs

Finally, after 5 months it's in, minus the oil cooler and boost valve. A few bits to sort, sticky throttle pedal and no horn. :highfive: . Test run completed with no issues. Next to run through a few heat cycles and the re-torque the head.

6dl4ApE.jpg



#8 toplessmini

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Posted 28 April 2023 - 12:42 PM

So everything all sorted and running great . Need to do an oil change now. Workshop manual mentions 10W-30, so down to my local halfords only to find they don't have any. What are people using in there MPI's?

#9 brivinci

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Posted 02 May 2023 - 04:58 PM

10w-30?! I would run nothing less then 20w-50. I have seen that listed in the manual as well but these motor/gearbox combos need a thicker oil. You need to look for one with a high zinc content as well. They actually sell classic mini oil because of this.



#10 madazv8

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Posted 14 May 2023 - 02:50 AM

What is going on with your bonnet hinges?   looks like you have some gas struts ?



#11 jamesmpi

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Posted 20 May 2023 - 01:10 PM

Looks like they are from Minivation which is now closed down, but if you read the website they do have some stock left over

https://innovationbe...ing-minivation/

What is going on with your bonnet hinges? looks like you have some gas struts ?



#12 toplessmini

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Posted 24 May 2023 - 11:25 PM

Looks like they are from Minivation which is now closed down, but if you read the website they do have some stock left over

https://innovationbe...ing-minivation/

What is going on with your bonnet hinges? looks like you have some gas struts ?


Exactly that. Minivation. Unfortunately no lo longer trading.

#13 toplessmini

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Posted 24 May 2023 - 11:38 PM

Update- So all was going well until I went for a longer drive. Coolant spewing out of expansion bottle top. During the head change I have changed the expansion bottle, thermostat and temp sensor.

I have no heat in the matrix and car overheating. Since then I have flushed the matrix, flushed the radiator and replaced the thermostat and heat sensor with my original ones. I have ordered a new expansion bottle cap bmw blue one. Currently still no heat in the matrix and this evening the heat indiction in the dash was higher than normal, so I switched off. My next option is to buy a new matrix, new heater valve and hope that does the trick.

#14 Robanzac

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Posted 25 May 2023 - 05:06 AM

Are you still after info on the installation of the power boost valve?

I have some installation instructions that came with mine that I could scan and send.

Here is a photo of it in my car.

 

 

Attached Files



#15 jamesmpi

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Posted 26 May 2023 - 08:51 PM

Sounds like you have an air lock in the heater matrix.
If you’ve flushed it then it shouldn’t be blocked… so probably just need a few drives / heat cycles to get the air out

When you see the temp gauge starting to rise, can you see a drop in coolant level in the expansion tank? If you gently crack open the cap (when safe to do so) the air should escape and coolant level return to normal

Update- So all was going well until I went for a longer drive. Coolant spewing out of expansion bottle top. During the head change I have changed the expansion bottle, thermostat and temp sensor.

I have no heat in the matrix and car overheating. Since then I have flushed the matrix, flushed the radiator and replaced the thermostat and heat sensor with my original ones. I have ordered a new expansion bottle cap bmw blue one. Currently still no heat in the matrix and this evening the heat indiction in the dash was higher than normal, so I switched off. My next option is to buy a new matrix, new heater valve and hope that does the trick.


Edited by jamesmpi, 26 May 2023 - 08:55 PM.





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