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Engine Compression

Check compression pressure with engine warm, spark plugs removed, and throttle valve wide open.

COMPRESSION SPECIFICATIONS

Application Specification
Compression Ratio
1.6L 8.8:1
2.2L 2-Bbl. 9.5:1
2.2L 2-Bbl. High Output 9.6:1
2.2L EFI 9.5:1
2.2L EFI Turbo 8.1:1
2.2L EFI Turbo High Output 8.5:1
2.5L EFI 9.0:1
Compression Pressure
1.6L (1)
2.2L & 2.5L Not Less Than 100 psi (7 kg/cm2 )
Max. Variation Between Cylinders
1.6L (1)
2.2L & 2.5L 25 psi (1.7 kg/cm2 )
(1) Information not available from manufacturer.