Or save a few cents with a cheaper wire or maybe
they already did and compensated with using more
wire and then ...nevermind.
I think the later ones are softer by looking at the
pictures but I wont make a bet on it unless I see
the specs on both.
Thomas
Mark Sedlack wrote:
> My guess is that over the years it was found that the springs with fewer
> coils were being overstressed so they changed the design to compensate.
>
> Mark Sedlack
> OROC
> Cuyahoga Falls OH
> 66 1600 http://home.neo.rr.com/mark2000/images/datsun1600/
> 77 280Z http://home.neo.rr.com/mark2000/images/datsun1600/Z.htm
>
> ----- Original Message -----
> From: "RWM" <RWM@rwmann.com>
> To: "chriscoker@mail.comcast.net" <chriscoker@pop3.comcast.net>
> Cc: <datsun-roadsters@autox.team.net>
> Sent: Friday, February 14, 2003 1:51 PM
> Subject: Re: NISMO comp springs - how many coils should they have???
>
> > Interesting. Which ones are lighter, and by how much?
> >
> > - RWM
> >
> > "chriscoker@mail.comcast.net" wrote:
> > >
> > > I've had two types of NISMO comp springs side by side, the number of
> coils was different, as was the wire diamter. I worked through the math,
> and the spring rate was essentially the same. The spring with the larger
> number of coils will have a slightly larger wire diamter. I think the
> spring with the larger number of coils is a later design, as I recently
> bought a couple of sets of these from NISMO. I compared them with the
> 'older style,' which has been on my race car for around 20 years.
> > >
> > > Either style of spring should work fine.
> > >
> > > Chris Coker
> > > www.risensonracing.com
> > >
> > > Original Message:
> > > -----------------
> > > From: Adam Bradley ambradley@attbi.com
> > > Date: Fri, 14 Feb 2003 09:17:17 -0800
> > > Subject: NISMO comp springs - how many coils should they have???
> > >
> > > I have seen a bunch of pictures recently of comp front springs that have
> a
> > > large number of coils, such as the auction at
> > >
> http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&category=34200&item
> =2403085015.
> > > The springs I bought a couple of years ago from my Nissan dealer
> > > (supposedly NISMO comp springs) didn't have this many coils and were
> > > noticeably shorter than my stock springs that I took out of the car.
> Then
> > > today I saw the pic at http://www.datsun.org/fairlady/June2001.htm that
> > > shows fewer coils more widely spaced, like my springs.
> > >
> > > So which is right???
> > >
> > > Adam Bradley
> > > '70 Datsun 1600 Roadster SPL311-28181
> > > '67 Datsun RL411 SSS sedan RL411-11321
> > > '66 Datsun PL411 sedan PL411-022447
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