Petrol Engine Compression Tester Kit
Designed to test vehicles with M10, M12, M14, M18-thread spark plugs;
delivered with extensions, thread chasers and service kits
Easy operation
Checks valves, piston rings, gaskets and cylinder heads
For cars, vans and motorcycles
Pressure relief valve for repeated test of cylinder without removing gauge (dual-scaled; 83mm dia.; 0~300psi/0~20bar)