Engine Air Valve Holder Pressure Pipe Cylinder Leakage Testing Assistant Tool with Valve Thread to 1/4 NPT Universal for Mustang Ford GM Trucks LS Engine - Mairuker M12 M14

• Working Requirements: Compressed air (working pressure range 30psi≤P≤110psi(2bar≤P≤8bar), Air inlet: 1/4" quick coupler male plug. The joint of this tool must be installed on the position of the spark plug. Application: Used for the gasonline engine cylinder with M14 or M12 spark plug, have to move out spark plug before install this tool. It can be used for LS engines, suit for gasoline engine, car, truck, boat, motorcycle, ATV, UTV etc. (Not for Diesel Engine) Function: Compressed air to help to keep the valve closed when replacing valve springs or valve stem seals, pressurizing the cylinder. Help to quick detect the reason of cylinder pressure low (Exhaust pipe leak or Throttle leak). Reliable Material: Adopt with durable rubber tube and brass fitting connectors, anti wear, high pressure resistance, anti corrosion and abrasion. Package: Include 1x Engine Air Valve Holder Pressure Pipe with Ball Valve. Please check carefully before purchase. The mark 4500PSI on tube is not air working pressure, please aware the working pressure is 30psi≤P≤110psi., Manufacturer: Mairuker