Quickly and accurately check compression on petrol engines.

Packing: Including 10 connection adapters --- 11-in-1 engine tester gauge kit including 1 piece spring buckle gauge; 5-piece adapter M18×1.5,M16*1.5,M14×1.25,M12×1.25,M10×1.0, widely used; a 200mm metal Extension rod connector, two 50mm metal aluminum rod straight and bent rod, an extension rod hose with M12*1.25 thread.

Function: The cylinder compression tester kit is used to quickly and accurately test the cylinder pressure of gasoline engines. Meter readings can help diagnose the following problems: stuck valve, carbon deposits, cracked cylinder head or defective main gasket, poor or worn piston ring installation, burned or damaged piston.

Application: Gasoline engine cylinder --- equipped with different sizes of rotating and push-in adapters, widely used in most types of gasoline gasoline gas engine cylinders and deep spark plugs, common in motorcycles, lawn mowers, cars, trucks, ATV and many more. Not suitable for diesel engines.

Stable quality tester: Maximum 300PSI or 21BAR dual pressure device, with easy-to-read large dial, acrylic glass meter cover with scratch-resistant coating and rubber protective cover with excellent shock absorption performance. The built-in one-way valve with pressure holding function ensures that the pressure gauge obtains the maximum pressure at the spark plug during the compression process.

Service: If there is anything about this product that makes you unsatisfied, we provide warranty, return and exchange service.