• Set for testing leaks in head gasket without removing engine cylinder head
  by testing presence of CO2 in cooling system.
• Includes US-made CO2 tester fluid.
• Tester fluid changes from blue to green or yellow if CO2 is present in coolant.
• Provided with a rubber adapter and three test caps for fitting most radiator filler necks.
• Rubber bulb helps draw vapor from radiator into test chambers.
• Tester fluid with MSDS and SVHC compliance.

• Set for testing leaks in head gasket without removing engine cylinder head
  by testing presence of CO2 in cooling system.
• Includes US-made CO2 tester fluid.
• Tester fluid changes from blue to green or yellow if CO2 is present in coolant.
• Provided with a rubber adapter and three test caps for fitting most radiator filler necks.
• Rubber bulb helps draw vapor from radiator into test chambers.
• Tester fluid with MSDS and SVHC compliance.