I have a '89 325i I am prepping to run Chump Car. It came with an 3.73 open diff. I picked up a complete rear subframe for cheap with driveshafts for spares. It came with a LSD with a 2.93 ratio.
Can I switch out the gears in the 3.73 open diff into the 2.93 LSD?
Can I switch out the gears in the 3.73 open diff into the 2.93 LSD?
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