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Home >> Jeep >> 1997 >> Grand Cherokee Orvis, 5.2 Y >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Specifications - 5.2L >> Mechanical Checks >> Engine Compression
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Engine Compression

Check engine compression with engine at normal operating temperature, all spark plugs removed and throttle wide open.

COMPRESSION SPECIFICATIONS

Application Specification
Compression Ratio 9.1:1
Normal Compression Pressure (1)
Maximum Variation Between Cylinders (2)
(1) Normal compression pressure is about 100 psi.
(2) Information not available from manufacturer.
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