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Coolant Dam Pressure Tester

Ingenious and simple, this new time-saving tool holds the engine coolant in, even when pipe plugs, sensors, valves, etc. are removed for replacement or repair.


Using your shop air supply the Coolant Dam Pressure Tester creates a vacuum, holding coolant in with little or no coolant loss. For many minor repairs, there is no need to spend valuable shop time draining and refilling the system. Air requirements for continuous operations: 850 ltr bij 8-10bar.


Heavy Duty On-Highway
Oil and Gas
Power Generation


Simple tool that holds coolant inside the engine when other components are removed for repair or replacement


  • No need to drain the block for simple repairs
  • Pressure testing without hand pumping or running the engine