Lisle Test Fluid/Combustion Leak Detector Fluid

Lisle test fluid/combustion leak detector fluid is designed for use with block-style combustion testers to quickly and easily pinpoint the combustion leaks caused by bad head gaskets and cracked blocks, as well as cracked or warped heads. If the indicating fluid changes color from blue to yellow, a leak has been detected. Therefore, action needs to be taken to correct the problem ASAP! For your automotive diagnostic tool and tester needs, look to Lisle to have what you need.