Features and Benefits:

• Includes release valve for instant venting
• Includes easy to read dial gauge
• Do not use standard valve core

Diesel compression tester measures cylinder pressure on diesel equipped cars and trucks. Kwik Change coupler permits fast threading in hard to reach openings. The release valve allows for instant venting and resets gauge for repeat checks. The hose is made of high pressure, hydraulic wire reinforced and is flexible. Composite metric scale reads both PSI and all metric ranges.