T theUltamateTBM Active member Jan 22, 2016 #1 I'm looking for what spring I should run in my ovs torsional set up on my 06 M7 it has a turbo on it but I need a spring rate to start with so I can figure out what I need thanks
I'm looking for what spring I should run in my ovs torsional set up on my 06 M7 it has a turbo on it but I need a spring rate to start with so I can figure out what I need thanks