3P Universal compression Tester

* Tests compression on all domestic and foreign cars and light trucks with gasoline engines, including mini engines. * The 2-1/2″ gauge has a dual scale dial with ranges from 0-300 PSI and 0-21 bar; includes durable boot for protection. * Set also includes: small engine tester (part no. TU-21), M14 separate flexible hose adapter with short thread, M14 separate flexible hose adapter with long thread, M18 separate flexible hose adapter with short thread, M18 solid long reach adapter, M10 and M12 solid adapters, complete quick coupler for valve repairs, and repair parts kit. * Neatly arranged in a plastic box with compartments for all parts.