M20 B27 with 731 head - R3VLimited Forums

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Callum11TM

Noobie

Join Date: Jul 2013

Posts: 3
#1

M20 B27 with 731 head

07-04-2013, 03:03 AM

Hi,

I know that the subject of putting a 731 head on b27 has been brought up a few times.

All I want to know is do I use a 325e (B27) head gasket or 323i (731) head gasket.

Cheers for any help. :)
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MrNatural

Wrencher

Join Date: Apr 2008

Posts: 237
#2

07-04-2013, 08:35 AM

I don't think it matters...but someone else might say different

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e30_325es

E30 Fanatic

Join Date: Feb 2005

Posts: 1249
#3

07-04-2013, 09:31 AM

b27

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chrisbmwe30

Member

Join Date: Jul 2011

Posts: 61
#4

07-05-2013, 03:33 AM

Use b27 gasket

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e21jps

Member

Join Date: Aug 2011

Posts: 44
#5

07-11-2013, 05:14 AM

you can use a b27 or b25 they both have 84mm bore

DONT use b23 the only have about 80mm? bore

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Callum11TM

Noobie

Join Date: Jul 2013

Posts: 3
#6

07-23-2013, 03:25 AM

Thanks for your help guys
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