First the head should have been retorqued after 500 miles. Another
possibility is a stuck thermostat. An incorrect antifreeze mixture can
cause overheating problems as well max 50/50, 30antifreeze/70 water is
best.
>Here it is British Car week and my 78 Midget is sitting under the cover
>screaming for some help. I rebuilt the motor (.40 over, new pistons,
cam,
>lifters, carb, etc)1100 miles ago. Took care breaking it in. changing
the oil
>every 250 miles. Never exceeded 3500 rpms. Coming home from work last
week
>(80 deg). I noticed the temp gauge running between 12 and 2 o'clock.
When I
>slowed down into traffic, the temp gauge went back to 12 o'clock. The
next
>day, I started it, went about 1/4 mile and puff, white steam galore.
Shut it
>down immediately before any overheating occured . An obvious blown head
>gasket. What would cause this ??? It wasnt overly overheated. Could
it be a
>cheap head gasket from VB ??? (part of the kit ). What should I check
for
>when I replace the head gasket ?? I was thinking the culprit may be
the fan
>clutch !!. Any way to check without the car running ???
>
>Any ideas would be appreciated !!
>Gotta get the back running by the 7th for SICP show !!!
>
>
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