frank,
you need a rad cap for an MGA. there was a time that the distance between
the top edge of the rad cap neck or rad filler (what ever ya wanna call
it?) and the bottom area where a cap seats was deeper than the common depth
in todays rads. a modern cap fits but does not seal in older rads.
chuck.
> [Original Message]
> From: Frank Clarici <spritenut@exit109.com>
> To: Spridgets <spridgets@autox.team.net>
> Date: 05/23/2005 9:28:14 PM
> Subject: Radiator leak
>
> OK guys, what would cause a radiator to constantly dribble out the
> overflow hose?
> My Healey was loosing a gallon of coolant an hour @ 70 mph coming home
> from Carlisle.
> It lost it going out too but with all the rain, it never got over 170*.
> (rain cooled engine I guess)
> Everything was flushed out about 6 months ago when I finished the car.
> It was fine up until a few weeks ago when I noticed it marking it's
> territory when I shut it off. Temp went up 20* and it boiled out the
> overflow tube.
> So I replaced the radiator cap. Now it's worse!
> I am thinking the cap is not seating down in the rad neck. It spits
> water all the time and when it spits out enough, the temp climbs and it
> boils over like Old Faithful.
>
> It is the same system as a Sprite downflow, just bigger.
> I am not on the Healey list ( I was but just couldn't stand all the
> excitement)
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