It's more a question of safety than anything else. 4 bladed fans are prone
to throwing a blade up through your hood while 6 blade fans are far more
robust.
Scott Christie
----- Original Message -----
From: "Brent Kasl" <kasl100@navix.net>
To: <CMeinel464@aol.com>
Cc: <alpines@autox.team.net>
Sent: Thursday, April 26, 2001 10:02 AM
Subject: Re: Stock? 6- blade fan
> All this talk about 4-6 blade fans had me check my S2 and it does have the
> original 6 blades, however, which has the most air flow capacity? At one
time I
> was told a 4 blade could actually move more air than a 6 blade, but it may
depend
> on the blade pitch. Brent
>
> CMeinel464@aol.com wrote:
>
> > Dear Listers:
> >
> > According to our Alpine parts list (revised June 1968), the Alpine
Series I &
> > II had the six blade fan, part# P111343 superseded by 1201193. Starting
with
> > the Series III trough Series V a four blade fan part # 1214675.
> >
> > The interesting thing is that after the Alpine V with chassis number
> > B395018292 another fan, part # 1239485 was fitted. Unfortunately the
parts
> > book neither shows an illustration or description of this late fan.
> >
> > >From the previous late owners who indicate they have a stock 6- blade,
this
> > seems to be possible.
> >
> > Hope this helps,
> > Curt
> > Classic Sunbeam
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