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Old 12-06-2017, 09:21 PM   #3 (permalink)
MaysEffect
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Join Date: Aug 2016
Location: SoCal
Age: 32
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Drives: Infiniti FX35
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Quote:
Originally Posted by loufitness View Post
I would like to bring the car back to a more neutral handling such that I can regain my confidence and run without traction control. I would almost rather push a little now as opposed to spinning out.
To be blunt, your current alignment is not ideal for balanced controlled.

Big notes are- Too much rear camber, too much toe, and tire pressure is about 3-5psi too high.

Hot temps with that much camber should be around 35-37psi.

These are quick fixes that should be done. IF this is not suffice for your driving style. Next would be to increase the front swaybar size. Too large of a bar may cause unwanted weight jacking problems (there are a plethora of reasons you don't want this).

Rear camber should be well under -2 degrees, ideally -1.5 to -.5 depending on how you drive.

If you tend to get on the gas quick and hard off of corners, less camber is your friend. If you pitch the car into a corner slow and smooth and modulate the gas very little through the turn, then you can get away with more camber in the rear. This only works well if you know you have good front in grip and a stable rear.

Contrary to belief, a squared setup isn't the most ideal layout. The rear of the car experiences more yaw and pitch which puts more lateral load across the tire. A smaller tire will start to load up quicker and slide faster if the front tires have more grip. Secondly, the rear has less natural downforce (Weight) to keep the wheels planted. So this is the reason the rear tires should be larger to keep the car in a balanced state during extreme yaw situations.

The downside to this (the reason most people don't like staggered) is that a larger rear tire can/will cause increase turn in understeer. This in most cases is the most unsettling and annoying handling characteristics to have in a car. Having to wait for the car to turn in will ultimately ruin your line and thus ruin your speed by having to adjust mid corner. Alternatively correcting an oversteer moment can be slightly faster if you catch the drift early in the slide, but this means you have to be constantly ready to modulate steering and throttle control. This tactic is best only when you are extremely confident with your knowledge of the road driven.

With your current alignment, you'd benefit from having larger rear tires and a larger rear sway bar.

As stated previously, the TIRES will benefit from a larger front swaybar and less camber in the rear. Overall this is a cheaper and slightly more stable option.

Last edited by MaysEffect; 12-06-2017 at 11:58 PM.
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