- 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 the radiator
- With the engine running, the vehicle vacuum or the vacuum pump draws vapors through the indicating fluid for testing
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 the radiator. IMPORTANT: You must also order a Lisle 75700 Hand Vacuum Pump Adapter to use with 75500 Combustion Leak Detector Kits manufactured before June 2002. 75500 kits manufactured after June 30, 2002 include the new red adapter. Contains 16 fluid oz.
The INNOVATOR in Specialty Tools Since 1903. Lisle specialty tools, mechanic's creepers, and lubrication & tire products are the preferred line among automotive warehouse distributors and jobbers because Lisle manufactures quality products that are priced right.