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Engine Compression

Ensure engine is at normal operating temperature, battery is fully charged, and starter is operating properly. Make sure that choke and throttle valve are wide open. Crank engine at least 6 engine revolutions per cylinder to determine engine compression.

COMPRESSION SPECIFICATIONS

Application Specification
Compression Ratio
1.5L 9.4:1
1.6L Turbo 7.6:1
1.8L Turbo 7.5:1
2.0L & 2.4L 8.5:1
2.6L 8.7:1
2.6L Turbo 7.0:1
Compression Pressure (New Engine)
1.5L 192 psi (13.5 kg/cm2 )
1.6L Turbo & 1.8L Turbo 149 psi (10.5 kg/cm2 )
2.0L, 2.4L & 2.6L 170 psi (12.0 kg/cm2 )
2.6L Turbo 142 psi (10.0 kg/cm2 )
Minimum Compression Pressure
1.5L 170 psi (12.0 kg/cm2 )
1.6L Turbo & 1.8L Turbo 128 psi (9.0 kg/cm2 )
2.0L, 2.4L & 2.6L 149 psi (10.5 kg/cm2 )
2.6L Turbo 113 psi (7.9 kg/cm2 )
Maximum Variation Between Cylinders 14 psi (1.0 kg/cm2 )