Compression gauge will hold pressure values and has quick push button release valve.
Rubber cover for outstanding shock-absorption for 3" large gauge, with two color scale for easy reading.
Kits includes 2 rubber cones ends which do not need to thread into head.
16" flexible extension hose with 4x brass adapters with metric male fittings & O-rings: M10, M12, M14, M18.
Warranty: 3 month return and life time support, money back or new item for replacement.
 


The engine cylinder compression tester set is perfect for checking compression pressure on most gasoline/gas/fuel engine cylinder, but not suitable for most diesel engine because of the low pressure range 0-300PSI. Specification: Gauge scale: 0-300 psi, 0-21 kg/cm², 0-20 bar. Fittings: M10*1.00mm, M12*1.25 mm, M14*1.25 mm, M18*1.50 mm (male, with O-ring), includes 14mm and 18mm spark plug adapters. Hose length: 16” Package Includes: 1 x gauge with quick release valve 1 x rubber hose 1 x 45° universal push-on connector 1 x straight universal push-on connector 4 x adapters 1 x instruction 1 x blow molding case Note: 1. Please wear gloves and goggles when use. 2. This auto cylinder compression test tool should be used by professional or under the guidance of a professional. 3. Always refer to the vehicle manufacturer's service instructions, or a proprietary manual, to establish the current procedure and data. 4. Always release the pressure via the release valve before disconnecting the tester. 5. Set the throttle plates to the wide open position when test. Please note, after test, failure to return the throttle plates to the closed position before starting the engine can cause serious damage to the engine. 6. After insert the quick plug into the quick coupler, push the anti-slip knurled grip ring on the quick coupler back


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