
05-18-2010, 02:16 PM
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CC Member
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Join Date: May 2008
Location: Brisbane,
QLD
Cobra Make, Engine:
Posts: 2,797
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Not Ranked
Jim,
I've seen a lot of this with modified cars.
Do you have a bypass hose? or internal bypass?
Without a bypass engine temps will fluctuate until thermostat opens, the sudden drop you see is your highly efficient radiator.
__________________
Gary
Gold Certified Holden Technician
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