Okay I want to replace either my whole rear axle or just the differential and do the brake conversion obviously. I want to set it up for autocross style racing, even if it never gets raced. I have a A4 with 3.23's obviously I planned on going to 3.42s.
I looked at different diffs and I like the eaton posi the most personally.
What would work best for autocross type racing? Is 3.42s enough or should I really go to 3.73s reason I figured on 3.42s is it keeps my rpm around 70-75mph a little lower for gas millage because for now it is a daily driver.
I looked at different diffs and I like the eaton posi the most personally.
What would work best for autocross type racing? Is 3.42s enough or should I really go to 3.73s reason I figured on 3.42s is it keeps my rpm around 70-75mph a little lower for gas millage because for now it is a daily driver.
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