# e30 + m50b25tu

**URL:** <https://forums.speedlife.net/t/e30-m50b25tu/152980>\
**Category:** Builds\
**Created:** [April 7, 2010, 5:58pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980 "2010-04-07T17:58:48Z")\
**Posts on this page:** 20\
**Page:** 2

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**Author:** ![Axis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/axis/32/5149_2.png) [@Axis](https://forums.speedlife.net/u/Axis)\
**Post date:** [May 18, 2010, 8:04pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/21 "2010-05-18T20:04:15Z")

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Almost everything is disconnected, unbolted, and the m20 is just about ready to be taken out but unfortuntley I’m having trouble getting the guibo unbolted since theres a nice big ol driveshaft

damper around it.

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**Author:** ![Saxon](https://avatars.discourse-cdn.com/v4/letter/s/59ef9b/32.png) [@Saxon](https://forums.speedlife.net/u/Saxon)\
**Post date:** [May 18, 2010, 8:22pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/22 "2010-05-18T20:22:25Z")

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pics!!! how hard would you say it is to swap an e30?

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**Author:** ![klug](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/klug/32/5222_2.png) [@klug](https://forums.speedlife.net/u/klug)\
**Post date:** [May 18, 2010, 8:33pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/23 "2010-05-18T20:33:52Z")

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> [@Saxon](#):
>
> pics!!! how hard would you say it is to swap an e30?

Relatively easy, it’s been done so much that there are right ups EVERYWHERE.

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**Author:** ![Axis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/axis/32/5149_2.png) [@Axis](https://forums.speedlife.net/u/Axis)\
**Post date:** [May 18, 2010, 9:24pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/24 "2010-05-18T21:24:13Z")

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> [@Saxon](#):
>
> pics!!! how hard would you say it is to swap an e30?

Its been pretty straightforward so far until I got to this flex joint removal part. This basically has all the info necessary for the swap [http://www.e30dohc.com/wiki/index.php?title=DOHC\_Swap\_Basics](http://www.e30dohc.com/wiki/index.php?title=DOHC_Swap_Basics)

Probably gonna try and loosen the motor and tranny mount to see if I can make myself some more room to acces the rest of the guibo bolts. I’ve removed the 3 that secure the guibo to the transmission output flange but can’t really get to the ones on the driveshaft/damper side.

I’ve also removed the csb bolts and driveshaft to diff bolts but can’t seem to bend the driveshaft enough to get it to slide apart at the slip joint.

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**Author:** ![MPD47](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/mpd47/32/7383_2.png) [@MPD47](https://forums.speedlife.net/u/MPD47)\
**Post date:** [May 18, 2010, 10:41pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/25 "2010-05-18T22:41:24Z")

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Why are you splitting the driveshaft? You only need to remove the 3 bolts from the trans, drop the csb, and pull the entire unit out to get the motor out. Simple as pie.

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**Author:** ![91MR2](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/91mr2/32/7217_2.png) [@91MR2](https://forums.speedlife.net/u/91MR2)\
**Post date:** [May 19, 2010, 4:07am UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/26 "2010-05-19T04:07:15Z")

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Cool build, looking forward to some photos…

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**Author:** ![Axis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/axis/32/5149_2.png) [@Axis](https://forums.speedlife.net/u/Axis)\
**Post date:** [May 19, 2010, 7:46am UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/27 "2010-05-19T07:46:19Z")

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> [@MPD47](#):
>
> Why are you splitting the driveshaft? You only need to remove the 3 bolts from the trans, drop the csb, and pull the entire unit out to get the motor out. Simple as pie.

These were pretty much the two things I did first when I was taking apart the e36 parts car and it worked just fine. For some reason in this case I’m not getting the same result. Gonna go out there now and have another go at it.

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**Author:** ![Axis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/axis/32/5149_2.png) [@Axis](https://forums.speedlife.net/u/Axis)\
**Post date:** [May 19, 2010, 12:50pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/28 "2010-05-19T12:50:00Z")

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Well, after being a bit forceful I managed to sandwich a flathead between the guibo and trans input flange and used it to pop the guibo off the trans outflange shaft it was apparently stuck on.

Which led to this

GTFO  
 ![http://sphotos.ak.fbcdn.net/hphotos-ak-snc3/hs313.snc3/28307_436132490870_503995870_6262849_5855373_n.jpg](http://sphotos.ak.fbcdn.net/hphotos-ak-snc3/hs313.snc3/28307_436132490870_503995870_6262849_5855373_n.jpg)

and the bay which is starting to show some surface rust, which I might as well fix and respray now that the engines out.

![http://hphotos-snc3.fbcdn.net/hs313.snc3/28307_436132515870_503995870_6262850_6612576_n.jpg](http://hphotos-snc3.fbcdn.net/hs313.snc3/28307_436132515870_503995870_6262850_6612576_n.jpg)

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**Author:** ![MPD47](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/mpd47/32/7383_2.png) [@MPD47](https://forums.speedlife.net/u/MPD47)\
**Post date:** [May 19, 2010, 6:04pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/29 "2010-05-19T18:04:50Z")

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:tup:

I hate pulling motors in those cars, such weird angles necessary!

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**Author:** ![Coldaccord](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/coldaccord/32/7272_2.png) [@Coldaccord](https://forums.speedlife.net/u/Coldaccord)\
**Post date:** [May 19, 2010, 6:12pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/30 "2010-05-19T18:12:41Z")

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i hate putting s50s in these cars, such weird angles necessary!

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**Author:** ![Axis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/axis/32/5149_2.png) [@Axis](https://forums.speedlife.net/u/Axis)\
**Post date:** [May 20, 2010, 5:19pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/31 "2010-05-20T17:19:23Z")

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So, is there some easy way to remove the fuse/relay box and the engine bay harness without having to disconect a million things under the dash?

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**Author:** ![turbociv](https://avatars.discourse-cdn.com/v4/letter/t/dfb087/32.png) [@turbociv](https://forums.speedlife.net/u/turbociv)\
**Post date:** [May 20, 2010, 6:25pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/32 "2010-05-20T18:25:20Z")

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dudes, hose out that engine bay before u stuff the new motor in. Im guna have to get a ride in my old car when she is done. This was my original intent when i bought it a couple years ago.

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**Author:** ![travisn](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/travisn/32/5046_2.png) [@travisn](https://forums.speedlife.net/u/travisn)\
**Post date:** [May 20, 2010, 6:49pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/33 "2010-05-20T18:49:02Z")

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> [@Axis](#):
>
> which I might as well fix and respray now that the engines out.

might as well this, might as well that. in on page one, lol.

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**Author:** ![Axis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/axis/32/5149_2.png) [@Axis](https://forums.speedlife.net/u/Axis)\
**Post date:** [May 24, 2010, 2:36pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/34 "2010-05-24T14:36:39Z")

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So while I’m waiting for a few more things to come in and since the engines out I decided to swap out my old, leaky, shitty 4.0 rack, for a non leaking 3.2 e36 rack I got off my parts car.

How to tell your rack has shit the bed.  
 ![http://hphotos-snc3.fbcdn.net/hs575.snc3/31357_437976535870_503995870_6311664_4867771_n.jpg](http://hphotos-snc3.fbcdn.net/hs575.snc3/31357_437976535870_503995870_6311664_4867771_n.jpg)

Shortened steering knuckle made to fit the e36 rack

![http://sphotos.ak.fbcdn.net/hphotos-ak-ash1/hs535.ash1/31357_437976555870_503995870_6311666_505615_n.jpg](http://sphotos.ak.fbcdn.net/hphotos-ak-ash1/hs535.ash1/31357_437976555870_503995870_6311666_505615_n.jpg)

Before

![http://sphotos.ak.fbcdn.net/hphotos-ak-ash1/hs535.ash1/31357_437976510870_503995870_6311661_2309051_n.jpg](http://sphotos.ak.fbcdn.net/hphotos-ak-ash1/hs535.ash1/31357_437976510870_503995870_6311661_2309051_n.jpg)

and after some work

![http://sphotos.ak.fbcdn.net/hphotos-ak-ash1/hs535.ash1/31357_437976545870_503995870_6311665_847155_n.jpg](http://sphotos.ak.fbcdn.net/hphotos-ak-ash1/hs535.ash1/31357_437976545870_503995870_6311665_847155_n.jpg)

Now the front has some awesome toe out, but its nothing an alignment can’t fix

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**Author:** ![theblue](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/theblue/32/5074_2.png) [@theblue](https://forums.speedlife.net/u/theblue)\
**Post date:** [May 25, 2010, 7:11am UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/35 "2010-05-25T07:11:30Z")

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looking good…

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**Author:** ![Xander](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/xander/32/7597_2.png) [@Xander](https://forums.speedlife.net/u/Xander)\
**Post date:** [May 25, 2010, 7:58am UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/36 "2010-05-25T07:58:09Z")

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A little off topic, but how do you like the tile floor in the garage, is it pretty durable? Did you put that floor in there?

X…

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**Author:** ![Axis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/axis/32/5149_2.png) [@Axis](https://forums.speedlife.net/u/Axis)\
**Post date:** [May 29, 2010, 7:50pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/37 "2010-05-29T19:50:37Z")

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So I’ve been busy the last few couple of days and unfortuntley I forgot to take pics of most the work. I finished grinding down all the rust spots in the engine bay and gave everything a nice sanding. Since there was still some pitting in the metal from the rust and various other imperfections like seam sealer and undercoating in some spots, I ended up deciding to spray the bay with black  
hammered finished rustoleum. It sprays on somewhat thick and the finish is very orange peely and after seeing it on friends car I thought it would be perfect for an engine bay. It hides pretty much  
any imperfections and is REALLY durable, hard to scratch, resistant to chipping and whatnot.

I also managed to stuff the silly m50 in there today. Strangely it was a lot faster than taking the old m20 out. All thats left is to finish hooking up the various wiring and putting the bumper and  
fenders back on.

---------- Post added at 09:50 PM ---------- Previous post was at 09:41 PM ----------

> [@Xander](#):
>
> A little off topic, but how do you like the tile floor in the garage, is it pretty durable? Did you put that floor in there?
> 
> X…

I love it because unlike my concrete driveway it doesn’t soak up any spills and makes it super easy to clean stuff. Seems like its been pretty durable since I move hoists with engines around the garage and have accidently dropped heavy objects several times and haven’t noticed any cracks or damage. The floor was already there when the house was purchased.

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**Author:** ![nytalonTSi](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/nytalontsi/32/5399_2.png) [@nytalonTSi](https://forums.speedlife.net/u/nytalonTSi)\
**Post date:** [May 29, 2010, 9:02pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/38 "2010-05-29T21:02:44Z")

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Very nice job, she’s coming along well. I see your located on the Island too.

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<div class="post-metadata">

**Author:** ![Axis](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/axis/32/5149_2.png) [@Axis](https://forums.speedlife.net/u/Axis)\
**Post date:** [June 28, 2010, 12:22pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/39 "2010-06-28T12:22:26Z")

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So after taking a small break and being on vacation for the past 2 and a half weeks I decided to drive the car out to get the exhaust welded but ran into a small problem. When I was bleeding the clutch I noticed brake fluid dripping out of my bell housing so now I need to wait until tomorrow for my new clutch slave.

I also picked up these while in Germany for 20$  
 ![http://sphotos.ak.fbcdn.net/hphotos-ak-snc4/hs084.snc4/35556_449796480870_503995870_6657978_3404802_n.jpg](http://sphotos.ak.fbcdn.net/hphotos-ak-snc4/hs084.snc4/35556_449796480870_503995870_6657978_3404802_n.jpg)

Just need to get my hands on a set of crosshairs to smoke them.

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**Author:** ![theblue](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/theblue/32/5074_2.png) [@theblue](https://forums.speedlife.net/u/theblue)\
**Post date:** [June 28, 2010, 12:49pm UTC](https://forums.speedlife.net/t/e30-m50b25tu/152980/40 "2010-06-28T12:49:09Z")

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very nice… sounds like you’ve had it pretty easy with this swap.

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