The oemtools combustion leak detector offers a quick and efficient way to test for combustion leaks that result from head gasket, cylinder head and engine block leaks. A combustion leak detector is a diagnostic tool designed to identify when combustion gases are leaking from your engine’s cylinders into places they absolutely shouldn’t be—like your cooling system. Blown head gasket (bhg) cracked head or block pulled bolts or studs warped sealing surfaces quality tool made in usa for over 45 years with limited lifetime.
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Fluid changes from blue to yellow when exposed to combustion gases from the radiator. The test kit is a little expensive, but i needed to be absolutely sure i didn't have a head gasket leak before starting on a separate project to fix a leak in the engine Oemtools also makes testing fluid that's cheaper, but the actual cost difference between the lisle fluid and the cheap fluid is a couple of dollars.
