small case diff swap for large case diff swap HELP

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stuartgallafant
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Post Mon Feb 27, 2006 11:59 pm

im gonna put a 3.91 slipper intp my iS at the weekend

i'll be doing it at work on my ramp, but i need to know what i have to do to make the large case slipper fit into my car that originally had a small case diff...
do i need the drive shafts from a 325i aswell or will my ones suffice???

any help is appreciated

i know tim_s has got a 3.91 slipper in his...
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kam-325i
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Post Tue Feb 28, 2006 12:01 am

There is some fudging to be done with the driveshafts, but i cant remmember what it is...
Pete don't care about colour, He would shag a rainbow if he could find the end of it....
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Lordschleife
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Post Tue Feb 28, 2006 12:18 am

Cheers,
Robin

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Dan318-is
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Post Tue Feb 28, 2006 12:33 am

The propshaft needs to be shortened.

Its in two parts and should shorten by pushing it toward the engine if you understand?

Simple stuff stu im sure you'l figure it out!