

| Subject: | Re: Some ride height and suspension observations.. |
| From: | Sudhir Desai |
| Date: | Tue, 4 Sep 2007 00:54:53 -0400 |
One easy way is to do an MSDS 350/G50 engine solution. >:D Sudhir On 9/4/07, Jake de Villiers <crescentbeachguitar@gmail.com> wrote: > Don, you might find it very educational to weigh your van on the nearest > highway scale, front first, then the total. > > There is a surprisingly high front weight bias on the Vanagon which accounts > for the pathetic traction in slippery conditions. If you have any ideas on > how to rectify that be sure to post them. > > On 9/3/07, Don Hanson <dhanson@gorge.net> wrote: > > > > Today I began working on the traction issue with my 84..Unlike > > me..because > > I usually wait till there is snow on the ground before I try to address > > issues like poor traction, etc..but I recalled last fall, trying to back > > up > > on slick grass to get into my shop with the van, and also chaining up to > > make a silly little hill.. I lived in the Rockies for over 20 years and I > > NEVER had to chain up..but with the van, I can't even make my driveway > > when > > it gets slick... > > A few observations: First, the rear suspension travel is pretty > > pathetic, > > at least on my 84 it seems to be. Didn't measure it for 'droop', but it > > seems like the rear wheels only have a few inches of travel. So I'm > > guessing it takes very little to lift a wheel or at least greatly > > diminish > > the weight on a rear corner... > > I had a feeling my van was not very well balanced, corner to corner. > > I've noticed that the right rear wheel always seems to spin with > > ridiculous > > ease in low traction situations. I could see, with my carpenters eye, > > that > > the left front seemed a bit low and the right rear seemed high..So, I took > > my tape and did a 'quick and dirty' check. Indeed, the left front was > > low, > > the right rear was high..by about an inch..Now, I know measuring body > > panels > > is not accurate, but I think this van is so wacky that it gave me a place > > to > > start.. > > Now all the previous ride height adjustments I've made have been on true > > coil over suspensions, and what I wanted was to lower either the right > > front or the left rear, in order to even up the load on all four > > wheels...Like cutting off the legs of a rocking table, right? Looking at > > the front suspension..no deal there..Too complex and not any provisions > > for > > adjusting the ride height (or the load on wheel)..So, to the back I went, > > thinking to extend the spring, at least for now, on the right rear, the > > one > > that has almost no load on the wheel...Actually lowering the left rear is > > what I wanted, but that was not looking easy at all. > > So, I jacked it up under the bottom of the a-arm, compressing the spring > > at the right rear. Clamped the coils and released the shock, then dropped > > the A-arm, making some room at the top of the spring to add two 1/8" > > aluminum plate donuts as spacers.. > > We shall see if that improves the traction any, by putting a more even > > load onto the rear wheels...actually kinda like sticking a matchbook under > > the kitchen table to stop it from rocking... > > Not quite as precise as putting my Porsche racecar onto four digital > > scales and adjusting the coil overs to within a lbs or two, corner to > > corner...but maybe now I will be able to back up on grass, at least as a > > start... > > Don Hanson > > > > > > -- > Jake > 1984 Vanagon GL > 1986 Westy Weekender "Dixie" > www.crescentbeachguitar.com >
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