Hard to tell in the pictures but is the rear jacked up higher than the
front? Vanagons do not like that. Check the Caster of the front end and
radius rod mounts. Jacking the rear will reduce the caster angle and cause
the twitchy over steering.

Dennis

>From: Benny boy <huotb@VIDEOTRON.CA>
>Reply-To: Benny boy <huotb@VIDEOTRON.CA>
>To: vanagon@GERRY.VANAGON.COM
>Subject: Syncro bad handling problem
>Date: Tue, 24 Jun 2008 10:01:47 -0400
>
>Hey all, i'm stuggling to find an handling problem on a customer van. So i
>wonder if any of you ever had that problem.
>Van oversteer dangerously wile turning at speed over 40mph, loose rear end,
>rear want to go in front when turning  It's almost scary sometime.
>The van is HEAVY, i can barely lift this one on my electric lift in the
>shop.
>It's also very sensitive to wind.
>
>Condition: Big Syncro, custom interior (heavy),  of course, big tire :-)
>Rear tire rack,  ladder in the back, 2.5 Subi, new shock and spring on all
>wheel, no loose or play anywhere (of i can see), front stab bar is fine.
>The spring are not from GoWesty but from another reseller, i just don't
>remember the name.
>
>I thought about a rear trailling arm bushing problem but i see no play at
>all. This problem just happen lately, i mean i didn't like the handling of
>this van last year when i did some stuff on it but now it's worse than
>ever.
>
>Here is the van (tire where replace):
>http://www.benplace.com/jp_syncro.htm
>
>van look very similar and as now the same tire as the Syncro that i
>restored
>lately:
>http://www.benplace.com/87_syncro2.htm
>
>I know, it's not much and it's dificult to give advices when you don't feel
>and see the problem but maybe some of you had a similar handling problem???
>
>Any info would be appreciated.
>
>Cheers, Ben