s50b32 e30 325i sport tech 1

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bss325i
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Sun Mar 28, 2010 1:39 pm

Excelent write up and build!

S50'd E30's rock! :cool:
http://www.bmrperformance.co.uk

BMW and MINI specialist - Gatwick
yetti24
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Sun Mar 28, 2010 1:51 pm

excellent write up and build cant wait for more :D
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NomNomNom
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Sun Mar 28, 2010 1:57 pm

Read this all last night, too tired to respond after lol!

Excellent work, really makes me appreciate the effort it takes for an S50 conversion :)
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Royalratch
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Sun Mar 28, 2010 3:59 pm

Three thumbs up.

Great pix, the steering rack to column close-ups look like an alien world...!
e30topless
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Sun Mar 28, 2010 5:11 pm

superb :D :thumb:
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hybrid
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Wed Mar 31, 2010 12:16 pm

Update:

TITS!!!

P.S it was up to operating temperature before I did this :)

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Video link
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dinanm3atl
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Wed Mar 31, 2010 5:14 pm

WOW!

Amazing.
1988 325iS - M52/ZF/GC
2004 X5 - N62
2000 Wrangler - Long Arm - Lockers - Muddy
1994 Cherokee - Stock
E30BeemerLad
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Wed Mar 31, 2010 6:23 pm

Back of the net! :cool:
RM2186
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Wed Mar 31, 2010 7:04 pm

Absolutely stonking 8O
1987 Tech1 325i Sport

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Jean
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Thu Apr 01, 2010 1:52 am

Very cool build!
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hybrid
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Fri Apr 02, 2010 9:44 am

cheers fellas! Brendon and I have been waiiting around 2 weeks for this point. Ill post all the wiring photos when I get off easter off easter holiday. We ended up using ProgmanSSS to program it in the DME section. Realoem part numbers where the key. Enter the Base DME partner number first then pick the closest 'programmed' dme part number that suits for the replacement DME .. in this case M3 s50 programmed with cats.

supply constant 13+ volts during programming as not to brick the DME.

Make sure the chip is able to be read by the reader coil. Chip position is very sensitive. The car will actually fire with no chip however it will die pretty much straight away as the DME doesnt approve.

It is a good idea at this point once the car is started to kill it and re-diagnose the modules to make sure everything is sweaky clean.

and away it goes :)
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Fri Apr 02, 2010 10:48 am

when i win the lotterycan you do mine pleeeeesa
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Alex_kdrift
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Sat Apr 03, 2010 11:53 pm

:cool: nice build tidy car liking the work put into it
suchy
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Mon Apr 05, 2010 9:57 am

awesome 8)
That looks a fair bit of work!!! :D
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hybrid
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Fri Apr 09, 2010 7:11 am

Wiring pics as promised ..

Finished up the covers weds night. Things left to do are sort out permanant earths for the engine etc, Sway bar mounts modified, clutch and expansion tanks mounted on OE brackets to body and sorting out the radiator fan and wiring.

So it starts..

Removed the e36 cover to expose the wiring. Lots of un-nessecary coppper in these things :( bit of a birds nest too for straightning out.

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Separation of the loom DME plug so with fit through the firewall. I hear all sorts of stories/posts of people enlarging the firewall holes with a hole saw .. I dont get it? just pull the plug apart and feed it through and re-construct back on the other side.
Great thing with Siemens and Boshe plugs, they are meant to be pulled apart for pin additions. Taught ourselves that when doing my e46 satnav retrofit.

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Through the other side.

EWS and DME wiring
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Reader coil wiring and chip placement.

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Fuse box wiring back to ignition

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A nice little spread sheet of the e30 pre-fl vs e36 engine loom with colours.

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Packing the loom together behind the new plastic shrowding for a nice OEM look and finish

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oi_oi_savaloy
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Sat Apr 10, 2010 11:01 am

That is an epic project and looks like you've done a cracking job there chaps. Well done fellas!
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hybrid
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Sat Apr 10, 2010 12:08 pm

UPDATE:

Time to step this sh*t up a bit.

Cold Airbox time.

Big thanks for Ollie's cad skills in sorting this out from his airbox design and to my dad for cutting the mock ups and no thanks to stationary warehouse for charging me $20 per sheet of 1.5mm thick cardboard.
Dad runs a cutting business which specailises in cutting materials / foam / plastics / composites etc. Company is called cutlines.

Anyways here we go..

Top down view

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3d

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The design at Dads work.

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measuring the card

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VIDEO: explaining how to program the design for the different tools (Pen, Knife, pizza wheel, hole punch etc)

http://www.youtube.com/watch?v=yZ44KuXIC6k


Setting up the drag knife for depth

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Tooling up the head

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Air pressure check.

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Marking the the 'origin' on the card with laser. This will be the return or known point on the card.

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VIDEO: card being cut
http://www.youtube.com/watch?v=pXFVh0nq7uI


photos :)

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this is seriously the best way to prototype :D

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Sorting out the fold lines with the perf tool
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whole system

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hybrid
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Sat Apr 10, 2010 12:10 pm

Needed to make some room first ...

Out comes the PITA bracket

VIDEO: Time to cut some sh*t


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few adjustments to make as you can see .. I also need to buy a silicon 135 bend and alloy 89mm joiner

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After this I ran around and re measured everything and marked it on the prototype where changes need to be made. We will do this process again and try the card up at the car next time. Once its all matches its off the the laser cutters to cut this out of anodised alloy :)
Last edited by hybrid on Sat Apr 10, 2010 12:41 pm, edited 1 time in total.
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hybrid
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Sat Apr 10, 2010 12:12 pm

I also decided to give mounting the new radiator fan a crack... was plesantly suprised it wasn't the end of the world and I didnt need to fabricate any mounts. I just used old parts kicking around the workshop for brackets .. worked a treat! :)

e36 pusher fan
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gave it a clean up with some decreaser and an airgun

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placed it in the location to workout if it would fit .. and it does
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The bumpers were just getting in the road so off they came :)

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Needed to make up some brackets from old parts.

The bottom just bolted pretty much to the bottom lip

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the top just needed some extra metal .. which I found and converted :)

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All finished and I tested it up to temprature and connected a battery pack to see it bring the temp down .. it worked :)

Also note the FL smile headlights im gonna chuck on

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MMMMMMM smilies


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e30's are the only car I know of that actually look just as tuff with no bumpers as they do with them :D
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hybrid
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Thu Apr 15, 2010 8:33 am

Update [Special edition]

wheels are back.

testing the caps (not pressing them in just yet .. will let the paint harden another week)
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custom black anodised bbs bolts
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B)
deep-dish-e30
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Thu Apr 15, 2010 1:46 pm

very neat workmanship.
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hybrid
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Sun Apr 18, 2010 10:32 am



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ThosO
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Tue Apr 20, 2010 12:03 am

wow that is one epic build! mad for a S50'd techI for ages! best of luck with whatever else ya have planned!
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hybrid
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Tue Apr 20, 2010 1:25 pm

Back home now after some final prep at rays.
2
Now its home we will work on the tidy up tasks and interior bits and pieces. Also some final bracket fabrication.

The whole thing hasn't quite sunk in yet haha ..

The drive home was pretty interesting .. third gear pull to above 200 was pretty much a mouse fart for this engine. Its left brendon driving the 330 1/2 a K back in no time. no question .. F**k it moves.

I must say im really enjoying the e30 smell again in my garage .. with added extra of other burning sh*t. Something I dont miss, the smell of e30's haha.

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maf260
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Tue Apr 20, 2010 2:01 pm

hybrid wrote:Needed to make some room first ...

Out comes the PITA bracket

VIDEO: Time to cut some sh*t


Image

few adjustments to make as you can see .. I also need to buy a silicon 135 bend and alloy 89mm joiner

Image

Image

Image


After this I ran around and re measured everything and marked it on the prototype where changes need to be made. We will do this process again and try the card up at the car next time. Once its all matches its off the the laser cutters to cut this out of anodised alloy :)
Please forgive my ignorance if this is a dumb question - should you not make the airbox out of something that resists or reflects heat? Will the aluminium not just heat up from the engine and therefore deliver warm/hot air to the filter? Metal boxes are subject to heatsoak I thought? I only have a 325i, but bought a heat shield for my cone filter which is made out of ABS.
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Tue Apr 20, 2010 4:41 pm

Could you give me your views on the AKG shifter?

Was going to get it as my birthday present to myself for next month, just interested in your thoughts?
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hybrid
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Tue Apr 20, 2010 10:36 pm

The AKG shifter is great. nice and tight and very direct feel. If your worried about rattles and gearbox noise then this isn't probably for you.
However if your want something that has a nice high shifter that has a short throw and brings the feel back to shifting for a race feel, this is for you.


Around the heat soak vs alloy. You could say the same thing about the cast alloy OEM intake plenium and rubber boots.
Remember its not a radiator and doesnt heat up that much. The heat adsorbed and then that has to 'radiate' to the inside of the airbox is minimal, certainly not enough to effect real world conditions inside the airbox.
Once the box is complete I actually have plans to make one out of pre-preg carbon fiber. This will be a bit more tricky as you need to inset screw insets.
/// KAMI
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Tue Apr 20, 2010 10:47 pm

Awesome Project..... :cool:
THE ULTIMATE DRIVING MACHINE
ross_jsy
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Wed Apr 21, 2010 12:24 am

hybrid wrote:The AKG shifter is great. nice and tight and very direct feel. If your worried about rattles and gearbox noise then this isn't probably for you.
However if your want something that has a nice high shifter that has a short throw and brings the feel back to shifting for a race feel, this is for you.
It's for hill climb use only in a fully stripped car so sounds perfect for what I need.

Cheers for the insight.

Your car is brilliant btw, very nicely done!
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hybrid
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Wed Apr 21, 2010 5:25 am

Oh cool, yeah its interesting to see a lot of people not running AKG shifters however people that are call it the best thing since sliced bread. People that have run UUC ones etc etc.

thanks fellas :)
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hybrid
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Mon May 24, 2010 10:19 am

Finally got some more update photos.

Ireland Engineering adjustible sway bars are now in and clear the headers ..

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Rear sway bar installed -- drilled into body as its a lot more re-inforced than the stock mount points

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hybrid
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Wed May 26, 2010 11:25 am

New 2ltr alloy surge tank. Complete with base plate. I looked into getting one with AN fittings however the price of running 4 x fuel lines went up quite a bit. The AN oil line was around $450


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hybrid
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Tue Jun 01, 2010 12:06 pm

Got the car back tonight from the welders tonight.

* Permantly mounted brackets for expansion tank and ODBII
* Flanged removible center muffler with straight pipe insert :D
* Ireland Engineering Front and rear sway bars with adjustible links
* Drive shaft loops
* Custom battery mount for supporting smaller lighter batteries in the boot.


High flow center muffler thats quitened it down a nice amount for the road. But still has its bite, just legal :)

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Straight pipe option I can bolt in for track days.

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Rear re-inforced swaybar blocks drill through to the boot
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Front sway bars connected to the control arms

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De-loomed washer tank and sensors, mounted expansion tank and ODBII connector neatly tucked in the corner. I have a replacement clutch reservoir and arm, just need to install it :)

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AN Oil lines to cooler.

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nickso
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Tue Jun 01, 2010 12:48 pm

nice work, love the AKG shifter, might have one of those. :)

interesting mod on the heater pipes. i need to do a similar job as mine foul my m50 inlet. its not clear on the pics but was the top pipe metal or plastic?
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Tue Jun 01, 2010 1:46 pm

Looking very :cool:
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