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Home >> Volvo >> 1984 >> 242 GLT, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> Adjustment >> Tune-Up - 4-CYL Turbo >> Testing >> Engine Compression

Engine Compression

Check compression with engine at normal operating temperature, all spark plugs removed, throttle valve wide open and at normal cranking speed (250-300 RPM). Crank engine at least 6 "puffs" per cylinder.

COMPRESSION SPECIFICATIONS

Application Specification
Compression Ratio-Turbo 7.5:1
Compression Pressure - Turbo N/A
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