Engine Cylinder Leak Tester: The tester allows for quick and easy diagnosis of leaks in the combustion chamber. It checks engine wear by introducing compressed air into the cylinder and determines the percentage pressure drop due to leaks. It is used in gasoline engines with spark plug threads M12 x 1.25 and M14 x 1.5.

Application:

• piston damage
• intake/exhaust valve damage
• head gasket

Includes: M1 adapter.