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Re: 4 blade fan spacer???

To: Roadster List <datsun-roadsters@autox.team.net>
Subject: Re: 4 blade fan spacer???
From: Todd Osborn <trosborn@california.com>
Date: Tue, 16 May 2000 16:55:36 -0700
On one of my spare engines the PO mounted the 7 bladed fan *backwards*
to avoid buying longer bolts and a spacer. I've never run it, but I'll
bet it was real noisy. This is not what people mean when they talk about
a pusher fan.
Todd Osborn
68 2L DATSFUN
San Jose, CA

nruff wrote:
> 
> >
> > Is there the potential for putting in long bolts through the fan clutch?
> > I think this is how I had done mine.
> >
> Dana,
> 
> The previous owner of my car did the same thing.  They had short bolts
> threaded into the fan clutch and two that threaded all the way through the
> fan pulley.  The set-up seemed "OK" but I replaced it with a factory spacer
> when I had it out.  I was afraid that under hard torque that one or more of
> the bolts could shear (they are fairly small in diameter).  If I'm not
> mistaken, the spacer also helps correctly center the fan, prolonging the
> life of the waterpump.  All that said, if I hadn't had a spare spacer, I
> would not have thought twice about it and would still be running with the
> PO's "fix".
> 
> Nathan

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