M62, gearbox swap. automat to manual

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bandita
E30 Zone Newbie
E30 Zone Newbie
Posts: 2
Joined: Mon Mar 08, 2010 11:00 pm

Sat Mar 13, 2010 10:12 pm

Hello,

I`m new here. This is great forum, I realy like it :)

I have E30 and originally was inside engine M20B25.
Some pics from progress:

http://picasaweb.google.com/haluskabmw

Now I want to replace the engine instead of the M62.
I wanna buy a E39 with this engine ( 4.4l ) in UK, but I have "one" problem with change the gearbox, because UK version of these cars have only automatic gearbox. I can buy manual gearbox separate, thats no problem. But I have electrical problem. What i need to do, if I want to use manual gearbox? I heard, it is sufficient to use relay and connect a few cables.
Can someone help me?

thanks very much

sorry for my English :cool:
FUNCAR
E30 - project 4,4 V8
http://picasaweb.google.com/haluskabmw
Jonsku
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Location: Global

Sun Mar 14, 2010 8:26 am

Electrically it's no big deal. You just need to make few connections, all the wires & connections can be found on WDS (wiring diagram system). Those can be found online from many places.
E30 Cabrio M-Tech, powered by V8
E34 M5 3.8 x 2
Alpina D10 Touring #33/93

E46 318i Touring
Toyota Hiace 4wd
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Rally_Dan
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Tue Mar 16, 2010 1:27 am

Which gearbox's are you guys using? E39 540 manual? E39 M5? Are they identical?

Jonsku I saw some of your pics a few months ago, love what you've been up to.

I have some Finnish friends I've visited Joensuu Tampere etc, you have the best roads there.

I have a rare engine M62B44 but from a Bentley Arnage - 4.4l V8 Twin Turbo- 570Nm!

And yes it has to fit in my E30.. can these gearboxes take this torque???

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Jonsku
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Tue Mar 16, 2010 10:44 am

Rally_Dan wrote:Which gearbox's are you guys using? E39 540 manual? E39 M5? Are they identical?

Jonsku I saw some of your pics a few months ago, love what you've been up to.

I have some Finnish friends I've visited Joensuu Tampere etc, you have the best roads there.
Hey, thanks :) Our roads are quite good for "spirited driving" in the summer, just can't wait to get to drive my cabrio :cool:

All V8 6-speed boxes are using S6S 420G gearbox / internals. E39 M5 has little bit longer first gear, otherwise it's identical t0 E39 540 'box. E34 540 'box is the same also.


I have rare engine M62B44 but from a Bentley Arnage - 4.4l V8 Twin Turbo- 570Nm!

And yes it has to fit in my E30.. can these gearboxes take this torque???
Oh man, that is one hell of a piece of machinery :D Do you have any more pictures of it, especially exhaust manifolds and intake?

That is going to be really tight fit to E30 'bay, good luck! :D

E39 M5 has 400hp / 500Nm as standard so the gearbox will be just fine. Though i'd use uprated clutch with one-mass flywheel (for example sachs racing has good clutches available).


Btw, i found BMW wiring diagrams online, here: http://spaghetticoder.org/bmw/wds/


Hope that helps!
E30 Cabrio M-Tech, powered by V8
E34 M5 3.8 x 2
Alpina D10 Touring #33/93

E46 318i Touring
Toyota Hiace 4wd
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