View Full Version : JIC's bouncy
kikcaffine
05-22-2012, 10:01 AM
Just bought some new flt a1 and currently have all 4 of them set to "5" on the dampening right in the middle of their setting. If the front end is bouncy over bumps would I want to go softer on the dampening or harder?
SomeoneWhoIsntMe
05-22-2012, 10:13 AM
harder and make sure the springs aren't sagged, you need preload to keep coilovers from bouncing
kikcaffine
05-22-2012, 10:22 AM
If I dont have the pre-load set correctly, do I risk blowing them up? The cars lowered maybe a half inch via rotating the shock body, not the spring perch's.
HS13KLS
05-22-2012, 10:34 AM
sounds like you're riding the bump stops
kikcaffine
05-22-2012, 10:39 AM
no, they are all the way extended length wise
ch1873857
05-22-2012, 11:07 AM
wow... so much misinformation here.
1) if the JIC coils you have include an adjustable lower shock mount, set NO preload. just enough to make the spring sit evenly and flush with the camber plates. no spring compression!
2) your dampening is ALL WRONG. why you would set for 50% dampening front AND rear is beyond me. do you know how to use your own shit? maybe research before you buy shit. its simple a softer dampening setting will result in more grip in the front. the harder you go the MORE understeer you get. same for the rear. except harder settings will encounter oversteer.
3)hey bump stops. stfu
4) plain and simple. lower that shit to 1 on all 4 corners and it will fix your problem..
5) If I dont have the pre-load set correctly, do I risk blowing them up? The cars lowered maybe a half inch via rotating the shock body, not the spring perch's.
yes. almost in a way its like cutting your springs. if you preload (compress the spring while the shock is fully extended) you are limiting rebound. think of it this way. spring rates.. for example 8kg springs(standardsprings). means it takes 8kg (17.6lbs) to compress the spring 1 centimeter. progressive springs also increase spring rate as they are compressed. so that 17.6lbs exponentiates quickly. you are causing more understeer this way. if you think it doesnt make a difference, sell your coilovers.
these are the guidelines i follow. I have RYO coilovers and they feel better than any other. mainly because they are setup right. you must fine tune your dampening to your liking but you always start at the low point and go up. not start in the middle. for reference i have mine set to 1 on all 4 corners. super grippy in the rear for traction while drift with zero understeer up front. havent even fine tuned it yet because i ran my first even like this and it felt great.
kikcaffine
05-22-2012, 12:40 PM
wow... so much misinformation here.
1) if the JIC coils you have include an adjustable lower shock mount, set NO preload. just enough to make the spring sit evenly and flush with the camber plates. no spring compression!
2) your dampening is ALL WRONG. why you would set for 50% dampening front AND rear is beyond me. do you know how to use your own shit? maybe research before you buy shit. its simple a softer dampening setting will result in more grip in the front. the harder you go the MORE understeer you get. same for the rear. except harder settings will encounter oversteer.
3)hey bump stops. stfu
4) plain and simple. lower that shit to 1 on all 4 corners and it will fix your problem..
5)
yes. almost in a way its like cutting your springs. if you preload (compress the spring while the shock is fully extended) you are limiting rebound. think of it this way. spring rates.. for example 8kg springs(standardsprings). means it takes 8kg (17.6lbs) to compress the spring 1 centimeter. progressive springs also increase spring rate as they are compressed. so that 17.6lbs exponentiates quickly. you are causing more understeer this way. if you think it doesnt make a difference, sell your coilovers.
these are the guidelines i follow. I have RYO coilovers and they feel better than any other. mainly because they are setup right. you must fine tune your dampening to your liking but you always start at the low point and go up. not start in the middle. for reference i have mine set to 1 on all 4 corners. super grippy in the rear for traction while drift with zero understeer up front. havent even fine tuned it yet because i ran my first even like this and it felt great.
I did not know that, hence the reason I made this thread, I figured the middle would be a good starting point instead of completely soft or all the way hard.
ch1873857
05-22-2012, 01:30 PM
there are multiple suspension faqs and other great threads found on Google. i think people are scared to research this shit. i learned this shit thanks to Google back in high school....
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