Difference between revisions of "Compression gauge"

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A compression gauge or compression tester is a tool inserted into the spark plug hole on an engine while the [[flywheel]] is rotated. This will result in a pressure reading that can be used to judge the condition of a [[cylinder]], [[piston]], and [[rings]].
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A compression gauge or compression tester is a tool inserted into the spark plug hole on an engine while the [[flywheel]] is rotated. This will result in a pressure reading that can be used to judge the condition of a [[cylinder]], [[piston]], and [[rings]]. For a discussion on the ill-effects of certain compression testers being used on small displacement engines, http://www.mopedarmy.com/forums/read.php?7,2817203.  
 
[[Image:Compression_Tester.jpg|frame|Generic comp tester.]]
 
[[Image:Compression_Tester.jpg|frame|Generic comp tester.]]
  
 
[[Category: Tools]]
 
[[Category: Tools]]

Revision as of 02:18, 1 October 2011

A compression gauge or compression tester is a tool inserted into the spark plug hole on an engine while the flywheel is rotated. This will result in a pressure reading that can be used to judge the condition of a cylinder, piston, and rings. For a discussion on the ill-effects of certain compression testers being used on small displacement engines, http://www.mopedarmy.com/forums/read.php?7,2817203.

Generic comp tester.