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are m50 and m52 icvs the same?
Posted: Sun Oct 30, 2011 6:45 pm
by kevo
Hi all as above really, i am getting ready to fit my m50 manifold but don't have an icv, is the m52 one suitable or is it different? also will one off a 318is or 325 fit?
cheers
Kev
Re: are m50 and m52 icvs the same?
Posted: Sun Oct 30, 2011 6:47 pm
by E30BeemerLad
I think they are different from what I can remember but I just went straight to M50 and never ran my car on the M52 manifold
Re: are m50 and m52 icvs the same?
Posted: Sun Oct 30, 2011 6:50 pm
by kevo
hmm, looks like i've got to spend more money then. whoopee lol
Re: are m50 and m52 icvs the same?
Posted: Sun Oct 30, 2011 7:52 pm
by Baurluvva
I beleive m52 and m50 icv's are interchangeable
Re: are m50 and m52 icvs the same?
Posted: Sun Oct 30, 2011 10:48 pm
by DanThe
They are indeed interchangeable. You can get different idle speeds from different ICV's though
Re: are m50 and m52 icvs the same?
Posted: Sun Oct 30, 2011 10:55 pm
by craigieeb
Speaking of idle speeds, is there any way of raising it without a remap??
and do they all sit at around 6-700??
Re: are m50 and m52 icvs the same?
Posted: Sun Oct 30, 2011 11:23 pm
by kevo
nice one thats good news then
cheers
Kev
Re: are m50 and m52 icvs the same?
Posted: Wed Apr 18, 2012 6:53 am
by StefanAnghel
craigieeb wrote:Speaking of idle speeds, is there any way of raising it without a remap??
and do they all sit at around 6-700??
Interesting question....can someone give an answer?!
Thanks
Re: are m50 and m52 icvs the same?
Posted: Fri Apr 27, 2012 1:52 pm
by e30-EVN
i put my spare m50 icv on my 52 with no ill affect. idle speed didnt even change which is a plus

Re: are m50 and m52 icvs the same?
Posted: Sat May 12, 2012 9:19 pm
by Gunni
The ecu is adaptive enough to work with any 3wire bosch IAC.