Check the listing for details. Gasoline Engine Compression Tester Auto Engine Cylinder Pressure Gauge Tester. Condition: New. Listed at 49.50 USD. Quickly and accurately check compression with this Automotive Compression Tester Kit. Compatible for use on petrol engines motorcycles and automotive vehicles. Diagnose and repair problems all in the convenience of your own garage. Kit comes in a specially designed molded case for easy and safe storage. Included are a variety of thread sizes to suit different nozzle attachments. Compact with easy to read gauge makes it an ideal accessory for the mechanically minded. Practical Cylinder Compression Tester for petrol engines Cylinder Compression Tester from 0-20 bar or 0-300 psi The Cylinder Compression Tester measures the piston pressure quick and easily, right underneath the spark plug thread Accurately check compression - Compact tool deals with your big trouble about cylinder pressure testing - Universal, test cylinder pressure on most fuel injection equipped vehicle - High quality material, durable and long service life - Easy to use