18PCS Radiator Pump Pressure Tester Kit, Pressure Leak Tester Tool Kit for Automotive Cooling System Water Tank Leakage Detection. 18PCS Radiator Pump Pressure Tester Kit. Advanced Function: The pressure leak tester tool kit is perfect for detecting the internal and external leakage of cylinder, as well as detecting head gasket failure to find out which side is blocked or which cullinder leaks.
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