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gold28
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Location:
Madrid - Spain
Registered:
August 2002
Re: RA28 <-- swaybar setups Mon, 16 June 2003 00:24 Go to previous messageGo to previous message
Well I actually got off my ass this weekend and measured up the front end of the celica and plotted the roll centre location for a couple of cases.

It was prettymuch what I expected. Although the static chamber actually seems quite good at -0.3 and -0.8 degrees each side. It seems that the eccentric bushes in the lower control arm has fixed the problem with the MA61 struts.

As I expected the roll centre sits quite well at the static height and zero roll. It drops a little with 25mm of bump (ie under brakes) but not excessively.

It all goes pear shaped when rolling though. The roll centre moving from 40cm above ground level at 25mm bump and 5deg roll. (entry into a corner under brakes) to 9cm below ground level at static height and 5deg of roll. (neutral turn). This explains the aweful feeling I get on corner exit.

These roll angles may seem a little large, but the static roll centre was pretty low meaning that turning would really load up the suspension, so I went a little on the conservative side.

Using the roll centre adjusters mentioned earlier should make the lowered front end a little less sensitive but I havn't yet looked at what the change would be.
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SubjectPosterDate
Read Message   RA28 <-- swaybar setups blackRA28Sun, 27 April 2003 09:04
Read Message   Re: RA28 <-- swaybar setups RWDboySun, 27 April 2003 09:34
Read Message   Re: RA28 <-- swaybar setups blackRA28Sun, 27 April 2003 12:59
Read Message   Re: RA28 <-- swaybar setups JasonMon, 28 April 2003 01:12
Read Message   Re: RA28 <-- swaybar setups blackRA28Mon, 28 April 2003 03:13
Read Message   Re: RA28 <-- swaybar setups CelicaRA45Tue, 29 April 2003 09:19
Read Message   Re: RA28 <-- swaybar setups boudanWed, 11 June 2003 14:34
Read Message   Re: RA28 <-- swaybar setups TurboRA28Thu, 12 June 2003 03:58
Read Message   Re: RA28 <-- swaybar setups boudanThu, 12 June 2003 04:43
Read Message   Re: RA28 <-- swaybar setups boudanThu, 12 June 2003 04:45
Read Message   Re: RA28 <-- swaybar setups blackRA28Thu, 12 June 2003 04:27
Read Message   Re: RA28 <-- swaybar setups TurboRA28Thu, 12 June 2003 05:13
Read Message   Re: RA28 <-- swaybar setups boudanThu, 12 June 2003 05:17
Read Message   Re: RA28 <-- swaybar setups TurboRA28Thu, 12 June 2003 05:22
Read Message   Re: RA28 <-- swaybar setups boudanThu, 12 June 2003 05:29
Read Message   Re: RA28 <-- swaybar setups TurboRA28Thu, 12 June 2003 05:39
Read Message   Re: RA28 <-- swaybar setups THE WITZLThu, 12 June 2003 06:39
Read Message   Re: RA28 <-- swaybar setups CelicaRA45Thu, 12 June 2003 11:11
Read Message   Re: RA28 <-- swaybar setups blackRA28Thu, 12 June 2003 14:38
Read Message   Re: RA28 <-- swaybar setups gold28Fri, 13 June 2003 03:55
Read Message   Re: RA28 <-- swaybar setups boudanFri, 13 June 2003 04:03
Read Message   Re: RA28 <-- swaybar setups gold28Fri, 13 June 2003 04:19
Read Message   Re: RA28 <-- swaybar setups boudanFri, 13 June 2003 04:22
Read Message   Re: RA28 <-- swaybar setups gold28Fri, 13 June 2003 05:33
Read Message   Re: RA28 <-- swaybar setups TurboRA28Fri, 13 June 2003 04:13
Read Message   Re: RA28 <-- swaybar setups boudanFri, 13 June 2003 04:16
Read Message   Re: RA28 <-- swaybar setups  gold28Mon, 16 June 2003 00:24
Read Message   Re: RA28 <-- swaybar setups ehendrikdMon, 16 June 2003 23:33
Read Message   Re: RA28 <-- swaybar setups ehendrikdMon, 16 June 2003 23:37
Read Message   Re: RA28 <-- swaybar setups TurboRA28Tue, 17 June 2003 00:19
Read Message   Re: RA28 <-- swaybar setups ehendrikdTue, 17 June 2003 03:46
Read Message   Re: RA28 <-- swaybar setups gold28Tue, 17 June 2003 03:46
Read Message   Re: RA28 <-- swaybar setups ehendrikdTue, 17 June 2003 03:53
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