The heater does provide a little extra cooling for the engine.
daveS
----- Original Message -----
From: Robbie Harrison <robbieharrison@home.com>
To: Datsun-Roadsters (E-mail) <datsun-roadsters@autox.team.net>
Sent: Wednesday, September 12, 2001 12:32 AM
Subject: FW: A roadster question
> Any adverse effects on cooling? It seems to me that cutting out the heater
> core would reduce the amount of coolant in the system, but I remember when
> the core in my 1600 went, so I will certainly consider bypassing if it
> doesn't push up the heat.
>
> Robbie Harrison
> '68 2000
>
> -----Original Message-----
> From: owner-datsun-roadsters@autox.team.net
> [mailto:owner-datsun-roadsters@autox.team.net]On Behalf Of Pam & Paul
> Bauman
> Sent: Tuesday, September 11, 2001 11:46 PM
> To: Autox; snyler
> Subject: RE: A roadster question
>
>
> Mostly, I think it was designed to leak, or get stuck in one position or
> another :)
> It will cut off water flow thru the heater core, so a summer/winter switch
> sounds about right.
> Since I live in California, I simply bypassed the whole heater circuit by
> plugging up the inlet and outlet on the front of the engine and the point
> where the valve screws into the manifold with threaded plugs.
>
> My heater core will last a lot longer this way, I hope!
>
> Paul
>
>
> -----Original Message-----
> From: owner-datsun-roadsters@autox.team.net
> [mailto:owner-datsun-roadsters@autox.team.net]On Behalf Of snyler
> Sent: Tuesday, September 11, 2001 8:28 PM
> To: roadster List
> Subject: A roadster question
>
>
> Imagine that :^) in the interest of "keepin' on keepin' on I have a
> technical question. The valve behind the intake manifold that (seems to)
> switch between the water gallery in the manifold and a pipe bolted to the
> heat shield...What's it's puropse? Is it a summer/winter switch? Is it
> used to switch on/off water thru the manifold?
>
> Marc T.
>
> ==========================================================================
> Marc Tyler TDROC
> Sisterdale TX
> 1970 1600 #SPL311-31016 "The Jaundiced Kid II"
> 1965 L-320 #L320 013642 "Domino"
> 1965 L-320 Parts car Don't name a chicken you're going to eat.
>
> http://datsun_marc.tripod.com/cgi-bin/datsun_homepage.html
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