Date: 12 Feb 2004 02:37:03 -0800
From: simon.putznopsamline.de (Simon Putz)
Subject: Re: B202/B234 compatibility


"**-**" <m.faulksnopsamternet.com> wrote in message news:<c0btke$1567q0$1nopsam99813.news.uni-berlin.de>... Hey guys, thanks for the replies so far, i was planning to do this on my 9K, so the space problem is eliminated..., but it sounds like too much work anyways, i will better invest the money in tuning the B202, but first i have to fix my broken (yea *BROKEN APART*) driveshaft flange... > "Goran Larsson" <hohnopsamlid.invalid> wrote in message > news:HsvG9D.DHsnopsamove.se... > > In article <6ac18c66.0402100456.79b830ebnopsaming.google.com>, > > Simon Putz <simon.putznopsamline.de> wrote: > > > > > what are the main difference between the B202 and the B234 engine? > > > > There are quite a number of differences. One major difference is that > > the B2x4 engine is straight and the B202 engine is "bent" (looks like > > a V8 engine with one cylinder bank removed). > > _ > > / | |o) > > / / _| | > > / / (o| | > > / \ / \ > > | O | | O | > > \_____/ \_____/ > > > > B202 B204/B234/B205/B235 > > > > [ View figure using a fixed width font (e.g. Courier) ] > > > > This difference means that if you try to mount a B234 engine on the > > gearbox of a classic 900 the engine will stand straight up (need a > > bulge in the hood) and the crankshaft of the B234 will hit the C900 > > gearbox. > > > > > would have to change the rods too or am i wrong? thing is i want to > > > upgrade to 2.3, but i would like to NOT have to take the engine out of > > > the car.. > > > > Just replacing the cylinder head will not increase the volume from > > 2.0 to 2.3 liter. To get 2.3 liter you have to change the crankshaft > > and and piston rods, but if you have a classic 900 then this change will > > make the crankshaft hit the gearbox. > > > > If the problems described above isn't enough there are also many other > > problems as various dimensions and shapes are completely different. > > > > -- > > G–ran Larsson http://www.nospam.com/saab/ > > Heads from early 234 are a straight swap, same as 212. Engines a no go as > the crank will hit the top of the GB if you try to mate a 234 to a 202 > gearbox. > > > Matt > Will reply in more detail tomorrow. Party + to much Bubbley

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