get rid of the fan. Even an electric behind the radiator damages some flow
Mike
-----Original Message-----
>From: David Spiwak <spiwakd@aol.com>
>Sent: Jun 8, 2008 7:42 PM
>To: KENMUN@aol.com, fot@autox.team.net
>Subject: Re: [Fot] cooling down a tr3
>
>I had that problem with my TR3 years ago, but now my car rarely gets over
>180 during a race. You have to trap all the air that is going around your
>radiator and force it through the radiator. Use aluminum flashing and sheet
>metal screws or pop rivets. It is more difficult with a large-mouth nose.
>The small- mouth was easier and more effective. If your oil cooler is
>blocking the flow, you will have to move it. I used to have the oil cooler
>mounted on the side of the radiator. At present I don't need a cooler at
>all. My radiator is stock. I removed the fan and mounted an electric one
>behind the radiator for use on the grid. You don't need a fan while moving.
>
>-----Original Message-----
>From: fot-bounces+spiwakd=aol.com@autox.team.net
>[mailto:fot-bounces+spiwakd=aol.com@autox.team.net] On Behalf Of
>KENMUN@aol.com
>Sent: Sunday, June 08, 2008 4:38 PM
>To: fot@autox.team.net
>Subject: [Fot] cooling down a tr3
>
>fot, just returned from a frustrating week end at sebring raceway. the
>racing was on a 1.7 mile course with a lot of time in 2nd/3rd gear and not
>many
>long straights to cool down. the car would run 7/8 laps with the temp going
>up
>on every lap. air temp was 90f+. when the gage was full scale (230f+) i'd
>come in. with a 7# cap the water was immediately boiling when i turned the
>car
>off, with a 16# cap when i turned the engine off the hoses blew off. i've
>got
>the original size rad with a modern 5 row core. it's fairly well sealed so
>the
> air has to go thru the rad. the oil cooler is mounted in the grill opening
>with a shroud between it and the rad. in three years of trying this,
>overheating remains my top problem. is there any ultimate solution? thanks
>for any
>comments or advice. ken m tr3 vintage racer
>
>
>
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