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 BMW 2cv engine conversion "2.0" 
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Firing on two.

Joined: August 19th, 2013, 7:16 pm
Posts: 123
Post Re: BMW 2cv engine conversion
Thanks Harley, is that the same for the input shafts? Either LNA or visa?


October 20th, 2014, 9:43 pm
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Firing on two.
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Joined: January 5th, 2009, 5:48 am
Posts: 1687
Location: Haven't a clue
Post Re: BMW 2cv engine conversion
Yep, you need the input shaft to match the bell housing, either lna or visa are the same. Also lna/visa shafts have the same clutch splines as 2cv, gsa is different.

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October 21st, 2014, 1:31 am
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Joined: November 8th, 2009, 5:42 pm
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Post Re: BMW 2cv engine conversion
Also very important... Visa/LN(A) has the starter engine at the right spot....


I'm going to start with a A-type gearbox.. Looking at the racers in Spa, almost every racer had a A-type gearbox inside...... so they can't be that bad.....

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Russell wrote:
Hi Geo,
you've been one of the sites biggest attractions in recent years.
Russ


October 21st, 2014, 7:27 am
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Firing on two.

Joined: August 19th, 2013, 7:16 pm
Posts: 123
Post Re: BMW 2cv engine conversion
Where could be the best place to source bellhousing and a shaft? Also what's the type A box?


October 21st, 2014, 12:41 pm
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Firing on two.

Joined: August 19th, 2013, 7:16 pm
Posts: 123
Post Re: BMW 2cv engine conversion
A type box the normal 2cv one?


October 21st, 2014, 12:52 pm
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Firing on two.

Joined: October 27th, 2012, 10:45 pm
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Location: Deux Sevres France
Post Re: BMW 2cv engine conversion
db78 where are you?

Boggy


October 21st, 2014, 8:17 pm
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Joined: November 8th, 2009, 5:42 pm
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Location: NL
Post Re: BMW 2cv engine conversion
db78 wrote:
A type box the normal 2cv one?


A types are all 2cv/Ami/Mehari.. I call it delibratly this way because it is mostly common to make 1 gearbox out of a 2cv6* and dyane 6/ami 8*.. This is the longest geared gearbox you can get with standard gearbox parts... Some older Ami 6 boxes are slightly longer but only have drums....

Then longer it goes..
LN *
LNA/visa */*
gs 1015
gs 1220/Ami super
GSA (5 speed) *
Axel 1229 (1300) 5 speed is the longest available...*

* I have lying around....

For my first run I will use a 2cv6 box... just to shake down and do a Dyno-run then I will think what would be best and put that in.... However I won't go for topspeed.. 0-100 in 2 gears would be fine.. 8-) 8-) 8-) I'm not sure what max rpm on a 1200 beamer is but maybee it is possible with an LNa box....



Ami super would give you the shortest bell housing but starter engine is at the wrong place..
so won't work....

5 speed boxes are to long and placing them above the front axle gives you lubrication problems at the rear bearings.......

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Russell wrote:
Hi Geo,
you've been one of the sites biggest attractions in recent years.
Russ


October 21st, 2014, 8:50 pm
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Firing on two.

Joined: August 19th, 2013, 7:16 pm
Posts: 123
Post Re: BMW 2cv engine conversion
Boggy wrote:
db78 where are you?

Boggy


Northampton/wellingborough UK.


October 21st, 2014, 10:44 pm
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Firing on two.
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Joined: January 12th, 2010, 10:33 am
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Location: Koudekerk ad Rijn, Netherlands
Post Re: BMW 2cv engine conversion
Hi geo,

I am going to combine the ami super box with the bellhousing and inputshaft from the visa/lna, this way you have a short bellhousing and the startermotor at the right place. Should fit 1:1 to a 2cv engine, so if you have the adapterplate made, it should fit!

Keep on building!

Greetzzzzz

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October 22nd, 2014, 9:04 am
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Firing on two.

Joined: October 27th, 2012, 10:45 pm
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Location: Deux Sevres France
Post Re: BMW 2cv engine conversion
Hi Rusty
Are the gear ratios better on the "super" box?

Boggy


October 22nd, 2014, 9:16 am
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