redbimmer88
07-15-2007, 06:37 PM
is the euro spec intake manifold able to be put onto a us spec 95' m3?
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View Full Version : intake manifold question redbimmer88 07-15-2007, 06:37 PM is the euro spec intake manifold able to be put onto a us spec 95' m3? morerevsm3 07-15-2007, 07:01 PM no, the euro has individual throttle bodies, and the head is different so it is not bolt on GazM3 07-16-2007, 08:20 AM just out of curiosity why dont the US m3 owners fabricate larger plenums for thier intake manifolds? M3 Euro LTW 07-16-2007, 09:24 AM BMP used to sell a set up that could be used on M50 motors. Bekker's import also marketed a ITB set up for US M50 motors. I do not know how similar or different they are/were. The primary issue goes beyond just bolting ITB and a large plenum however... the angles and shape of the intake ports on the M50 engines is simply VERY different from the euro head which is more like the S14, S38 etc....designed from the start to flow better and with the ITB set up. Vitolo 07-16-2007, 10:32 AM ITB's on an M50-based motor are a complete waste. Your current manifold flows very well and is more than enough for that motor. The head does not and can not flow like a Euro head which is the biggest bottleneck of the system. No way around it either. FYI it's an intake "plenum" not manifold. Thewiseguy 07-16-2007, 09:41 PM I love this, all of us can actually chat. none of the FI guys chimeing in with the "I spent as much as you and have twice the hp" comments. morerevsm3 07-16-2007, 10:32 PM member m52 here has euro M3 ITB's on his car, with custom adaptor plate and modified oil filter housing, his is M52 323i converted to 2.8L, he is now adding turbo (and retaining ITB's) DrunkCookie 08-14-2007, 10:28 PM is there still any place that you are able to find these ITB systems???? also how much work is it to actually put the euro ones on?like full a waste of my money or what? liquidtension 08-15-2007, 03:36 AM DrunkCookie, check what Vitolo said few posts back ;) |