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Home >> Porsche >> 1988 >> 924 Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Adjustment >> Tune-Up - 4-CYL >> Testing >> Engine Compression

Engine Compression

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

COMPRESSION SPECIFICATIONS

Application Specification
Compression
924-S & 944 9.7:1
944-S 10.9:1
944 Turbo 8.0:1
Compression Pressure 145 psi (10 kg/cm2 )