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Re: [Land-speed] FW: Electric water pumps

To: Greg Meyers <advo@comcast.net>,<land-speed@autox.team.net>
Subject: Re: [Land-speed] FW: Electric water pumps
From: Skip Higginbotham <saltrat@pahrump.com>
Date: Thu, 14 Feb 2008 15:22:15 -0800
Yes I do. It should be plenty if the radiator has sufficient 
capacity. I cool about 1200 hp easily for about 2 minutes with 30 
gallons of water and a 180 degree thermostat at 32 gpm. No radiator.




At 12:59 PM 2/14/2008, Greg Meyers wrote:
>Thanks Skip.  The Centripuppy I used before had a bronze pump, and no
>plastic parts. It was advertised at 19.5gpm at 3 ft head.  The replacement
>being sold is plastic.  I suppose whatever is used should be built to
>withstand perhaps 300 degrees and pressures
>up to maybe 50 pounds?
>
>In addition, to summarize what has been suggested in this thread:
>You believe about 20 gpm is adequate to carry away heat from perhaps 300 hp
>applied over perhaps 6 minutes, without a water reservoir beyond
>conventional hoses and radiator.  A 3/4" restriction either as a thermostat
>or fitting should be in the return line?
>Greg
>
>On 2/14/08 1:11 PM, "Skip Higginbotham" <saltrat@pahrump.com> wrote:
>
> >
> > Most RV waterpumps deliver about 3 gals per minute......not nearly
> > enough. aim for 20 and cooling will be good. And they don't generally
> > like hot water.....at all.
> > Skip (Skip's RV Service)
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