This cylinder leak detector quickly diagnoses internal engine problems such as bad rings, valves, and leaking head gaskets. The dual gauges feature a metal bezel with a tough rubber protective outer casing. The input gauge has a 0 to 100 psi display and the second gauge measures in percentage leak. This leakage gauge indicates 0% to 100% leakage in 5% increments. The easy-to-read gauges are designed for good testing and accurate results.

This leak detector kit is suitable for use with petrol engines with 12 or 14 mm spark plugs. It can be used with almost all cars, motorcycles, and trucks.

All tools come in a blow-molded case for easy storage and transport. The delivery includes a pressure gauge, cylinder leakage gauge, 2 spark plug adapters, a quick connect hose, and regulator.