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Not sure what to make of this, this is a coolant tester. Since were in summer is this a good result? What is the yellow ball doing? : r/MechanicAdvice
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CRAFTSMAN Automotive Antifreeze Tester in the Auto Diagnostic & Testing Tools department at Lowes.com
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Amazon.com: 18 Pieces Radiator Pressure Pump Cooling System Car Leak Detector Tester Tool Water Tank Adapter Car Coolant Vacuum Cleaner Head Gasket : Automotive
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KIMISS Dial Type Coolant Tester, Rapid-test Anti-freeze Densitometer Coolant Tester Automotive Antifreeze Tester for Ethylene Glycol Coolant
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