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Home >> Jeep >> 1995 >> Wrangler S, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 179 (Engine Controls - Specifications - 5.2L) >> Mechanical Checks >> Engine Compression

Engine Compression

WARNING: This page is about a different car, the 1995 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

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
Compression Pressure
Normal 120-150 psi (8.3-10.5 kg/cm2 )
Maximum Variation Between Cylinders 30 psi (2.1 kg/cm2 )