kweiny Engine Air Valve Holder and Cylinder Leakage Testing Assistant Tool Fit with M12 or M14 Thread
- Main Usage 1: Pressurizes the cylinder to help hold valves closed with compressed air. So The oil seal of the valve can be replaced without....
- Main Usage 2: When the cylinder is in the compression stroke. If the air tightness of the engine is not good enough, you can hear the continuous....
- Compatibility: Suitable for the gasoline engine with M14 or M12 spark plug. The joint of this tool must be installed on the position of the spark....
- Working requirements: Compressed air (working pressure 30psi≤P≤110psi), Air inlet: 1/4" quick coupler male plug.
- Widely use: It can be used for gasoline engine, such as car, truck, boat, motorcycle, ATV, etc. Not to be used in diesel engine vehicle..