Compression Tester
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Compression Tester
COMPRESSION TESTER Checks valves and rings for excessive carbon and late timing Quick coupler snaps on adapter for leak-proof testing. Adapter fits 14- and 18mm spark plug holes. 2-1/2" diam. gauge with dual-color scale (0-300 lbs. And 0-21 kg.) 12" flexible hose. Includes instructions.
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