•Kit based on petrol compression tester for vehicles with M10, M12, M14 and M18 spark plug threads. complete with extensions, thread chasers and service kit.
•Checks condition of valves, piston rings, gaskets and cylinder heads.
•Pressure relief valve enables repeated testing of a cylinder without removing the gauge.
•Used on cars, vans and motorycles.

•Kit based on petrol compression tester for vehicles with M10, M12, M14 and M18 spark plug threads. complete with extensions, thread chasers and service kit.
•Checks condition of valves, piston rings, gaskets and cylinder heads.
•Pressure relief valve enables repeated testing of a cylinder without removing the gauge.
•Used on cars, vans and motorycles.