This leak down compression tester & cylinder leakage test kit fits for most gasoline engines with spark plugs(within 20mm). Pull out for use, and push back to lock. Constructed with carbon steel and rubber, straight / angled type universal push-on connectors don't need to be threaded into spark plug wells and applicable to almost all petrol engines, and M14 aluminum extension rod can be installed on long / short hose(41-3/4"; 11-1/2") end to increase distance and facilitate operation.
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