Curious: What do LSD / Torsen diffs, ‘Actually’ go for?

Andyboy

Zorg Guru (II)
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Jun 2, 2019
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£800-1000 is about right for a really nice one. I don't know anyone paying 1500 quid but they are mainly being used in E30's, not Z3's.

Old type clutch plate LSD's are doing 1500 quid plus if they are really good.
 

motco

Zorg Legend
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Dec 6, 2011
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Model of Z
Z3 2.2i Sport
Lots of Z3s have a Torsen as standard. My 2.2i Sport for example.
 

Andyboy

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Lots of Z3s have a Torsen as standard. My 2.2i Sport for example.
Sport models all have a Torsen LSD. In the case of the 2.2i that has a small Type 168 as standard (the 1.8 and 1.9 type), the Sport version has the bigger Type 188 which is a 2.8/3.0 type diff involving different driveshafts and a unique shorter propshaft.

Plate type LSD's are rare on a Z3. I've dismantled a couple of very early UK RHD 2.8's from 1997 and both had the Torsen slipper.
 

motco

Zorg Legend
Joined
Dec 6, 2011
Points
74
Location
Chilterns
Model of Z
Z3 2.2i Sport
Sport models all have a Torsen LSD. In the case of the 2.2i that has a small Type 168 as standard (the 1.8 and 1.9 type), the Sport version has the bigger Type 188 which is a 2.8/3.0 type diff involving different driveshafts and a unique shorter propshaft.

Plate type LSD's are rare on a Z3. I've dismantled a couple of very early UK RHD 2.8's from 1997 and both had the Torsen slipper.
I have never ben able to ascertain the suitability of a roller brake test at MoT time, even the manufacturer's Customer Services couldn't say for certain. The place that does my tests always defaults to the Tapley brake tester for safety.
 

motco

Zorg Legend
Joined
Dec 6, 2011
Points
74
Location
Chilterns
Model of Z
Z3 2.2i Sport
Sport models all have a Torsen LSD. In the case of the 2.2i that has a small Type 168 as standard (the 1.8 and 1.9 type), the Sport version has the bigger Type 188 which is a 2.8/3.0 type diff involving different driveshafts and a unique shorter propshaft.

Plate type LSD's are rare on a Z3. I've dismantled a couple of very early UK RHD 2.8's from 1997 and both had the Torsen slipper.
I have never ben able to ascertain the suitability of a roller brake test at MoT time, even the manufacturer's Customer Services couldn't say for certain. The place that does my tests always defaults to the Tapley brake tester for safety.
 

t-tony

Zorg Expert (II)
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British Zeds
#ZedShed
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E89 Z4 23i Auto
No reason not to test using RBR. The key is the speed rollers operate at.

Tony.
 

IainP

Zorg Guru (II)
British Zeds
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Feb 20, 2019
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Out of my Tree, North of Perth, Scotland
Model of Z
1.9
£800-1000 is about right for a really nice one. I don't know anyone paying 1500 quid but they are mainly being used in E30's, not Z3's.

Old type clutch plate LSD's are doing 1500 quid plus if they are really good.
Really. . I’ll stop looking then, maybe just go down the Blackline route and replace all the bearings/seals.
 
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