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Old 06-25-2024, 09:37 PM   #191
cmiovino
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Quote:
Originally Posted by Molez93 View Post
Not sure I'd be considered anywhere close to the "fastest STX cars" mentioned here, but I hold my own. Mine is neutral now compared to about 1/4" rake before the latest MCS coilover install. Results suggest it handles great, and I'm pretty sure my spring rates are equal front and rear

A lot comes down to driving style. I prefer a pushier setup myself, at least at the limit. I used to drive a WRX for years so I'm more comfortable like that. I see some other videos and people are seem to be very loose in the rear of the car it seems. That's usually faster, but if you're not comfortable pushing the limit that way, it might not work for you or me.


Quote:
Originally Posted by DocWalt View Post
I only want to make one comment on this for clarity, 1/4" rake at the hub to fender equates to a bit over 1/16" at the pinch welds, IME.

Lots of the fastest STX cars are running neutral to 0.1" rake at the pinch welds

I'll take your word on it given your experience. I got my info from 949 Racing's recommendations of a 10mm rake at the pinch welds (0.4" inches).


Mine were measured at 4.75 and 5" at the pinch welds running a 12.75" and 13.25" center hub to fender measurement. Confirmed at multiple flat parking lots when setting up the height.



It's possible these 6/9k spring rates people run play a big role here in needing less rake.
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