how do I improve handling?

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xagna
Posts: 314
Joined: Mon Feb 21, 2005 2:56 pm

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I have been concentrating on reducing roll by adjousting the height of the megan coilovers. Even with 8/6 spring rates, car's roll is noticable, particularly when I lowered the car too much. So I brought it back. Now with roll center closer to cg, the roll is much reduced however, handling lost the sharp feeling that lowered car had.

What are the ways to sharpen the handling besides tweaking the suspension geometry by adjousting the height of the coilover?

Among tie rod end, tension rod, swaybar and etc, which mod should I get and put on?


574-240sx
Posts: 9432
Joined: Sun Dec 01, 2002 6:27 pm
Car: Nissans, Toyotas, Subaru

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I had almost the same problem after i installed my coilovers. I knew I need an alignment and after I got one things were much better. Once you upgrade one thing it seems something else needs upgrading. My next purchase will be swaybars.

xagna
Posts: 314
Joined: Mon Feb 21, 2005 2:56 pm

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You meant your steering response got sharper after an alignment?

574-240sx
Posts: 9432
Joined: Sun Dec 01, 2002 6:27 pm
Car: Nissans, Toyotas, Subaru

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Accually since I changed Tie rods and TC rods my alignment was way off. My steering was way to responsive. After the alignment my car felt like usual just with better handling but I still feel some of the body roll.

xagna
Posts: 314
Joined: Mon Feb 21, 2005 2:56 pm

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Among tie rod end, tc rod, and sway bars, which do you think I should get first to see big improvement in steering response besides tires?

InsanityInc
Posts: 2521
Joined: Wed Aug 18, 2004 7:43 am
Contact:

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in steering response, that would be your tie rods.

Turning response would be sway bars. And OE TC rods with poly bushings (do this now if you haven't already) are just fine. If you haven't replaced your front TCA bushings, I recommend doing so immediately, as yours are probably completely shot.

xagna
Posts: 314
Joined: Mon Feb 21, 2005 2:56 pm

Post

InsanityInc wrote:in steering response, that would be your tie rods.

Turning response would be sway bars. And OE TC rods with poly bushings (do this now if you haven't already) are just fine. If you haven't replaced your front TCA bushings, I recommend doing so immediately, as yours are probably completely shot.
I haven not changed any bushings so far. What is TCA bushing and why is it important?

180fan
Posts: 7799
Joined: Sat Dec 14, 2002 12:16 pm
Car: 89 fastback

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There's a long rod that comes off your lower control arm in the front. When you brake, that's the only thing keeping that lower control arm from flexing back which can cause your steering to go all screwy even when not under braking. Replace them.

navysnail
Posts: 3335
Joined: Wed Feb 11, 2004 1:33 pm
Car: 1990 Nissan 240SX fastback

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spl makes a great tension rod, you should look at them. it is what i have now and it makes a difference in the steering and braking feel. they use a solid bearing in place of a bushing so it allows no compliance at all, so all the energy of braking and turning is transmited directly to your suspention

http://nissaninfiniticlub.net/...d.jpg

http://nissaninfiniticlub.net/...d.jpg

http://nissaninfiniticlub.net/....jpgl
Modified by navysnail at 11:50 PM 9/2/2005


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