Fuel Leak Detectors

This item is brand-new, factory sealed.Nonhazardous & nontoxic--does not contain ethylene glycol Nonfreezing, viscous, fluorescent, bubble-type gas leak detector Leaks appear as large, strong bubbles that cling to surface & are fluorescent under black...

This item is brand-new, factory sealed.Lisle 75500 Combustion Leak Detector Checks for combustion leaks caused by bad head gaskets, cracked blocks, and cracked or warped heads Fluid changes from blue to yellow when exposed to combustion gases from...

This item is brand-new, factory sealed.Lisle 75630 Test Fluid Quickly pinpoints combustion leaks Fluid changes from blue to yellow when exposed to combustion gases from the radiator Contains 16 fluid ounce For more information check the main Lisle...

This item is brand-new, factory sealed. Detects Combustion Leaks on Diesel Engines Use the diesel leak detector fluid with the Lisle 75500 Combustion Leak Detector Indicating fluid changes from red to yellow when exposed to diesel combustion gases in...

This item is brand-new, factory sealed.Features and Benefits: Positive proof that a leak is present when the tester fluid changes colorGasoline engine: tester fluid changes from blue to yellowDiesel engine: tester fluid changes from blue to greenWorks...