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Old 08-24-2010, 03:57 PM
thorsen thorsen is offline
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Join Date: Jun 2005
Location: Chicagoland
Posts: 1,248
Have you considered buying a $25 radiator cap that has a thermometer built into it?

http://www.summitracing.com/search/brand/Mr-Gasket/Product-Line/Mr-Gasket-Thermocap-Radiator-Caps/?autoview=SKU
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