87607Re: Blocking the Radiator in Winter
- Sep 1, 2005Attach some card board to the front side of the radiator. Tape will
probably fall off in a few days so use zip ties or something
In my experiance, this has very limited effectiveness. Cooling
systems have a thermostat so when cold the coolant bypasses the
radiator. The cardboard mostly serves to stop ventilation to the
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--- In email@example.com, "Maryellen B. Smith"
> For a non-mechanical person could someone please tell me how toblock the radiator with cardboard. ThelmaLouise2004 Tideland Pearl
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> From: d0li0<mailto:d0li0@y...>
> To: email@example.com<mailto:toyota-
> Sent: Thursday, September 01, 2005 5:11 AMprius@yahoogroups.com>, "lawrence_d_lopez"
> Subject: [toyota-prius] Re: Blocking the Radiator in Winter
> --- In firstname.lastname@example.org<mailto:toyota-
> > I was wondering if anyone tried
> > blocking the radiator in winter.
> > This is common practice in many areas.
> > For the VW Golf TDI it was really needed.
> > I expect that it is also needed on the Prius.
> > Are there any sold for the purpose items
> > for this use ?
> > I'll probably just use a piece of cardboard
> > just like I've always done.
> I used that trick with great success in my Insight.
> It and a "warm air intake" modification did wonders
> durring a winter trip through the norther states.
> But I don't use it much here at home as it's never cold enough.
> The Prius on the otherhand is a whole different beast, and
> while I suspect that similar benefits might come from the
> radiator and/or warm air mod I can't speak from experience.
> In the Insight the radiator blocking resulted in about 3
> degrees warmer air intake temp per 1/3rd blockage. The
> warm air modification which draws intake air from either
> the catalitic converter or the top/rear of the engine
> compartment resulted in an additional 10 degree F rise.
> Notice: Never block the entire radiator!
> ps. Why does it help?
> Engine compartment warms up faster, warm engine compartment air
> stays under the hood longer, less heat disipated by radiator,
> better air/fuel mixing, more complete combustion? I could be
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