Lisle 75500 Combustion Leak Detector Ear Plugs 50mm Star : T-27 Drive

50mm Star : T-27 Drive : 1/4" 50mm

Crown Victoria

The hex shank on the drill bits helps prevent slipping in the drill chuck

3/4" drive 2 3/8" SAE 6 Pt

Lisle 75500 Combustion Leak Detector Ear Plugs 50mm Star : T-27 DriveQuickly Pinpoints Combustion Leaks. 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. Connect the hose to any vehicle vacuum line. Or, on tools made after June 2002, use the adapter with no cross hole with a hand vacuum pump. Place tapered end of tool into radiator opening. With the engine running, the vehicle vacuum