3 Review(s)

Packing List1x Pressure Gauge1x Straight Push-on Connector1x Angled Push-on Connector1x 16 inch Extension Hose1x 10 millimetre Adapter with O-ring1x 12 millimetre Adapter with O-ring1x 14 millimetre Adapter with O-ring1x 18 millimetre Adapter with O-ring1x Detailed Instruction1x Customized Blow Molding Case, 10-3/4 inch x 7-3/4 inch x 2 inchWide Usage and Functionengine 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 0-300 pounds per square inch.Assist to diagnose following problems:Valve stickingCarbon build-upCracked cylinder head or defective main gasketPoorly seated or worn piston ringsBurned or damaged pistonA variation in compression readings between cylinders is often a better indication of engine problems than the absolute values of compression