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Engine Compression

WARNING: This page is about a different car, the 1989 Mazda RX-7. However, it is still accessible from the selected car via links, so may be relevant.
COMPRESSION SPECIFICATIONS

Application Specification
Compression Ratio
Non-Turbo 9.7:1
Turbo 9.0:1
Compression Pressure
Minimum 85 psi (6.0 kg/cm2 )
Maximum Variation Between Chambers 21 psi (1.5 kg/cm2 )