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• For testing and recording maximum cylinder compression in gasoline engines.
• Stores maximum compression value up to 12 cylinders
• Includes 10mm, 12mm, 14mm, 18mm threaded adapters and Ford Triton adapter
• Backlit LCD for easy to read from any angle
• Uses standard 9V battery
• Automatically shuts off after 3 minutes of non use (memory retained)
• Extended hose for hard to reach applications
• Quick change coupler connection for ease of use
• Custom molded case

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• Kit features six adapters for testing modern diesel engines sold in the U.S., including GM, Ford/Navistar, Dodge, Volkswagon, Cummins and Case
• Stores maximum compression value for up to 12 cylinders
• Includes adapters for testing all modern domestic diesel cars and trucks (GM, Ford/Navistar, Dodge, VW, Cummins and Case)
• Backlit LCD easy to read from any angle
• Uses standard 9V Battery
• Automatically shuts off after 3 minutes (memory is retained)
• Capable of testing compression up to 1,000 psi
• Quick disconnect coupler connections allow fast changes
• Compatible with Star products and Snap-
• On brand adapters
• Custom molded case

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Big range scraper action. Rollers assure easy turning in cylinder. Exclusive stabilizer spring allows operator to take selective cut to minimize chatter. Spring-loaded carbide cutter follows contour of cylinder. Complete ridge removed in just a few easy turns. Offset jaw guides assure rigidity throughout the range.