Agreed. Point being i have 2 sets of FM springs from the same era and ostensibly the same rates. That being the case, the longer one should and DID produce an increase in ride height.
On 8/25/08, Matt Yates <[EMAIL PROTECTED]> wrote: > spring free length is not necessarily tied to ride height. > > example: a spring 10 inches long and 100 lb/in rate will compress 5 inches > to support a 500 lb load. > > a spring 6 inches long with a 500 lb/in rate will compress 1 inch to > support a 500 lb load. > > both will end up 5 inches long when loaded to 500 lbs. the difference is > that when you put another 100 lbs on the longer spring, it will compress > another inch while the shorter spring will only compress 1/5 of an inch. > > oh and if your tie rods aren't the same length, you may have more steering > travel in one direction and less in the other? > > Matt > > >> OK. I can see that. But it sounds as if this would always be the case with >> this configuration then. So with a shorter spring, why doesn't the right >> side rub? >> >> Not being combative, just trying to understand. >> >> On Mon, Aug 25, 2008 at 4:03 PM, Keith Tanner <[EMAIL PROTECTED]> >> wrote: >> >>> FCM bumpstops will definitely contribute to the problem - they're >>> intended to increase compression travel. What happens when you get too >>> much >>> compression travel up front? The tire rubs. Been there, done that. >>> >>> Keith Tanner >>> Flyin' Miata >>> [EMAIL PROTECTED] >>> http://www.flyinmiata.com >>> 1-800-FLY-MX5s (orders) >>> 1-970-464-5600 (tech) >>> 2008 FM Open House: August 14-17 >>> >>> >>> ------------------------------ >>> *From:* [EMAIL PROTECTED] [mailto: >>> [EMAIL PROTECTED] *On Behalf Of *Donni >>> *Sent:* Monday, August 25, 2008 1:34 PM >>> *To:* [EMAIL PROTECTED] >>> *Cc:* [email protected] >>> *Subject:* Re: Test message (now suspension) >>> >>> His mounts with the old FM springs would just be scary! I can't imagine >>> that bumpstop would be the issue though. I might call him anyhow. He >>> doesn't >>> respond to email from what I hear. >>> >>> On Mon, Aug 25, 2008 at 3:26 PM, <[EMAIL PROTECTED]> wrote: >>> >>>> Maybe contact fat cat and see if he's had this problem before with a >>>> similar setup. >>>> >>>> >>>> Ross >>>> >>>> *From:* Donni <[EMAIL PROTECTED]> >>>> *Sent:* Monday, August 25, 2008 3:01 PM >>>> *To:* [EMAIL PROTECTED] >>>> *Cc:* [EMAIL PROTECTED] ; [email protected] >>>> *Subject:* Re: Test message (now suspension) >>>> >>>> I SOOO hope it's a perch. You really think the FCM 46mm bumpstops could >>>> be >>>> an issue? >>>> >>>> I'm pretty certain there's no tweakage. >>>> >>>> On Mon, Aug 25, 2008 at 2:58 PM, <[EMAIL PROTECTED]> wrote: >>>> >>>>> Here is a pic of me with 13x8 Keizers (the good ones made before 1994) >>>>> w/ >>>>> 5" BS on a Hoosier 225/45/13. >>>>> >>>>> http://members.aol.com/solomiata/DP57d.jpg >>>>> >>>>> Here is a pic with the same wheel (rear) with a 22" tall x 9.5" wide >>>>> Formula Continential tire >>>>> >>>>> http://members.aol.com/FE3N/4-2002W.jpg >>>>> >>>>> Never had any rubbing problems. 200# rear springs (Racing Beat "race" >>>>> fronts in rear position) with 1" bump stops. I agree with Keith that >>>>> if the >>>>> unibody/subframes are not tweaked it likely is a bump stop or upper >>>>> perch. >>>>> >>>>> Randy >>>>> ------------------------------ >>>>> Get the MapQuest >>>>> Toolbar<http://mapquest.com/toolbar?ncid=mpqmap00050000000010>. >>>>> Directions, Traffic, Gas Prices & More! >>>>> >>>> >>>> >>> >> _______________________________________________ >> Miatapower mailing list >> [email protected] >> http://list.miatapower.net/cgi-bin/mailman/listinfo/miatapower >> > > > _______________________________________________ Miatapower mailing list [email protected] http://list.miatapower.net/cgi-bin/mailman/listinfo/miatapower
