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      02-07-2013, 08:02 PM   #1
Jamesons Viggen
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Drives: '98 M Roadster stg 2+ S/C
Join Date: Jul 2012
Location: Rochester Hills MI

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Late production change to the N20?

So I went to install my BMS stage 1 today.

I know it works on both N20 and N26.

From what I had read, at first all manuals were N20's. Then I read that later on in production N26's were replacing N20's, and so some people were seeing N26/6mts.

I was told the way to spot an N26 was the electric boost solenoid on top of the turbo.

So I got to do the install and the first sensor I am supposed to tap is not there. I take a few pics, figure I would send them to BMS. I looked at the pics and thought man, that is what the N26 solenoid is supposed to look like. WTF, do I have an N26?

Sure enough, Terry confirmed.

I either have an N26, or in my later production run of 7/12, they began using the N26 electronic solenoid on the N20.

When I looked up my VIN, it clearly states N20.

For those who don't know what to look for, see this pic, this is what your turbo will look like if you have the solenoid. If your VIN comes up N26, that's to be expected, but if you have an N20, then it might be interesting to share your build date.
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'98 Dinan/RMS stage 2+(VAC cams, CES Cutring etc)
'15 Buick Regal "T"(wife)
'06 Saab 9-5 Combi 5mt (full suspension, LSD, clipped turbo etc)
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