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Doing an Intake Valve Clean - any tips?

Specific discussion about the E89 2009 Z4 (sDrive35is, sDrive35i, sDrive30i, sDrive23i)
mcbutler
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Doing an Intake Valve Clean - any tips?

Post by mcbutler » Mon Mar 09, 2020 6:45 pm

scootr wrote: Wed Feb 12, 2020 9:41 pm I'd bet you might be able to turn her over by hand without the plugs? Worth a try, just grab the fan and turn once the plugs are out... you are replacing plugs now too? I was going to suggest you take pics of everything you are going to remove - for yourself. Having watched the manifold removal on line I see a bunch of stuff needs disconnecting. That can get confusing for not much DIYer guy upon reassembly :thumbsup:
I am pretty sure the fan is electric and not connected to the engine at all!!
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scootr
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Doing an Intake Valve Clean - any tips?

Post by scootr » Mon Mar 09, 2020 11:37 pm

[/quote]
I am pretty sure the fan is electric and not connected to the engine at all!!
[/quote]

I'm pretty sure you are absolutely correct and I am very old fashion. :)
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Doing an Intake Valve Clean - any tips?

Post by BadgerDog » Sun Sep 06, 2020 9:30 pm

enzed4, to revive an old thread, I see you had a BMS charge pipe on its way to you. Without going into details of my own issues in this regard, I was under the impression that they do not make one to fit a Z4. It could just be that you have a 2010 and I have a 2016, though. I'm assuming the parts are not interchangeable between the two.

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enzed4
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Doing an Intake Valve Clean - any tips?

Post by enzed4 » Thu Oct 01, 2020 10:10 pm

BadgerDog wrote: Sun Sep 06, 2020 9:30 pm enzed4, to revive an old thread, I see you had a BMS charge pipe on its way to you. Without going into details of my own issues in this regard, I was under the impression that they do not make one to fit a Z4. It could just be that you have a 2010 and I have a 2016, though. I'm assuming the parts are not interchangeable between the two.
Sorry for the slow reply - I haven't been on here for a while.
You are correct about the charge pipe. I must have been half asleep when I ordered it because it's for a 335i not a Z4 35i. My son has a 335i so the intention was to fit it to his car but that still hasn't happened yet and it's sitting in my garage mocking my poor research skills every time I look at it.
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richg
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Doing an Intake Valve Clean - any tips?

Post by richg » Fri Oct 02, 2020 6:56 pm

This is mine being done by Redish Motorsport in Bristol.

https://youtu.be/5L7Gc436rB4

Car had only done 40k miles.

£400 including new gasket. Cheapest I've seen is £250 by PMP cars near Birmingham. I went with Redish as they can do DCT service.

Had M3/4 Brembo front calipers fitted with 370mm discs.
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enzed4
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Doing an Intake Valve Clean - any tips?

Post by enzed4 » Fri Oct 02, 2020 7:32 pm

richg wrote: Fri Oct 02, 2020 6:56 pm This is mine being done by Redish Motorsport in Bristol.

https://youtu.be/5L7Gc436rB4

Car had only done 40k miles.

£400 including new gasket. Cheapest I've seen is £250 by PMP cars near Birmingham. I went with Redish as they can do DCT service.

Had M3/4 Brembo front calipers fitted with 370mm discs.
That was a very good/clear video of the walnut blasting - I wish someone here offered the service, I don't know if I could be bothered with the hassle again. Now that I'm familiar with the process of getting everything off down to the intake ports, even a DIY blasting kit would probably be ok if good quality.
Nice Brembos, too :thumbsup:
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BadgerDog
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Doing an Intake Valve Clean - any tips?

Post by BadgerDog » Tue Oct 06, 2020 8:58 am

enzed4 wrote: Thu Oct 01, 2020 10:10 pm Sorry for the slow reply - I haven't been on here for a while.
You are correct about the charge pipe. I must have been half asleep when I ordered it because it's for a 335i not a Z4 35i. My son has a 335i so the intention was to fit it to his car but that still hasn't happened yet and it's sitting in my garage mocking my poor research skills every time I look at it.
Ahhh, gotcha. Thanks!

I got caught up by the misleading title: "N54 charge pipe for e-chasis BMWs". Figured, I have one of those! lol My mistake.

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